mirror of
https://github.com/vim/vim
synced 2025-03-16 06:47:52 +01:00
Problem: Vim9: wrong context being used when evaluating class member (lifepillar, Ernie Rael) Solution: Use the correct script context when evaluating a class member init expression(Yegappan Lakshmanan) fixes: #14011 fixes: #14402 closes: #15112 closes: #16660 Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com> Signed-off-by: Christian Brabandt <cb@256bit.org>
7850 lines
199 KiB
C
7850 lines
199 KiB
C
/* vi:set ts=8 sts=4 sw=4 noet:
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*
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* VIM - Vi IMproved by Bram Moolenaar
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*
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* Do ":help uganda" in Vim to read copying and usage conditions.
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* Do ":help credits" in Vim to see a list of people who contributed.
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* See README.txt for an overview of the Vim source code.
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*/
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/*
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* vim9execute.c: execute Vim9 script instructions
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*/
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#define USING_FLOAT_STUFF
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#include "vim.h"
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#if defined(FEAT_EVAL) || defined(PROTO)
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// When not generating protos this is included in proto.h
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#ifdef PROTO
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# include "vim9.h"
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#endif
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// Structure put on ec_trystack when ISN_TRY is encountered.
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typedef struct {
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int tcd_frame_idx; // ec_frame_idx at ISN_TRY
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int tcd_stack_len; // size of ectx.ec_stack at ISN_TRY
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int tcd_in_catch; // in catch or finally block
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int tcd_did_throw; // set did_throw in :endtry
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int tcd_catch_idx; // instruction of the first :catch or :finally
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int tcd_finally_idx; // instruction of the :finally block or zero
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int tcd_endtry_idx; // instruction of the :endtry
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int tcd_caught; // catch block entered
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int tcd_cont; // :continue encountered, jump here (minus one)
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int tcd_return; // when TRUE return from end of :finally
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} trycmd_T;
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// Data local to a function.
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// On a function call, if not empty, is saved on the stack and restored when
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// returning.
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typedef struct {
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int floc_restore_cmdmod;
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cmdmod_T floc_save_cmdmod;
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int floc_restore_cmdmod_stacklen;
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} funclocal_T;
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// Structure to hold a reference to an outer_T, with information of whether it
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// was allocated.
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typedef struct {
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outer_T *or_outer;
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partial_T *or_partial; // decrement "or_partial->pt_refcount" later
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int or_outer_allocated; // free "or_outer" later
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} outer_ref_T;
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// A stack is used to store:
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// - arguments passed to a :def function
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// - info about the calling function, to use when returning
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// - local variables
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// - temporary values
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//
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// In detail (FP == Frame Pointer):
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// arg1 first argument from caller (if present)
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// arg2 second argument from caller (if present)
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// extra_arg1 any missing optional argument default value
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// FP -> cur_func calling function
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// current previous instruction pointer
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// frame_ptr previous Frame Pointer
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// var1 space for local variable
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// var2 space for local variable
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// .... fixed space for max. number of local variables
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// temp temporary values
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// .... flexible space for temporary values (can grow big)
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/*
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* Execution context.
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*/
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struct ectx_S {
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garray_T ec_stack; // stack of typval_T values
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int ec_frame_idx; // index in ec_stack: context of ec_dfunc_idx
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int ec_initial_frame_idx; // frame index when called
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outer_ref_T *ec_outer_ref; // outer scope used for closures, allocated
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funclocal_T ec_funclocal;
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garray_T ec_trystack; // stack of trycmd_T values
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isn_T *ec_instr; // array with instructions
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int ec_dfunc_idx; // current function index
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int ec_iidx; // index in ec_instr: instruction to execute
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garray_T ec_funcrefs; // partials that might be a closure
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int ec_did_emsg_before;
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int ec_trylevel_at_start;
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where_T ec_where;
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};
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#ifdef FEAT_PROFILE
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// stack of profinfo_T used when profiling.
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static garray_T profile_info_ga = {0, 0, sizeof(profinfo_T), 20, NULL};
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#endif
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// Get pointer to item in the stack.
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#define STACK_TV(idx) (((typval_T *)ectx->ec_stack.ga_data) + idx)
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// Get pointer to item relative to the bottom of the stack, -1 is the last one.
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#define STACK_TV_BOT(idx) (((typval_T *)ectx->ec_stack.ga_data) + ectx->ec_stack.ga_len + (idx))
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// Get pointer to a local variable on the stack. Negative for arguments.
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#define STACK_TV_VAR(idx) (((typval_T *)ectx->ec_stack.ga_data) + ectx->ec_frame_idx + STACK_FRAME_SIZE + idx)
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void
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to_string_error(vartype_T vartype)
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{
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semsg(_(e_cannot_convert_str_to_string), vartype_name(vartype));
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}
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/*
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* Return the number of arguments, including optional arguments and any vararg.
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*/
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static int
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ufunc_argcount(ufunc_T *ufunc)
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{
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return ufunc->uf_args.ga_len + (ufunc->uf_va_name != NULL ? 1 : 0);
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}
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/*
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* Create a new string from "count" items at the bottom of the stack.
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* A trailing NUL is appended.
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* When "count" is zero an empty string is added to the stack.
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*/
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static int
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exe_concat(int count, ectx_T *ectx)
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{
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int idx;
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int len = 0;
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typval_T *tv;
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garray_T ga;
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ga_init2(&ga, sizeof(char), 1);
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// Preallocate enough space for the whole string to avoid having to grow
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// and copy.
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for (idx = 0; idx < count; ++idx)
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{
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tv = STACK_TV_BOT(idx - count);
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if (tv->vval.v_string != NULL)
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len += (int)STRLEN(tv->vval.v_string);
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}
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if (ga_grow(&ga, len + 1) == FAIL)
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return FAIL;
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for (idx = 0; idx < count; ++idx)
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{
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tv = STACK_TV_BOT(idx - count);
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ga_concat(&ga, tv->vval.v_string);
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clear_tv(tv);
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}
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// add a terminating NUL
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ga_append(&ga, NUL);
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ectx->ec_stack.ga_len -= count - 1;
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STACK_TV_BOT(-1)->vval.v_string = ga.ga_data;
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return OK;
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}
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/*
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* Create a new list from "count" items at the bottom of the stack.
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* When "count" is zero an empty list is added to the stack.
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* When "count" is -1 a NULL list is added to the stack.
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*/
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static int
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exe_newlist(int count, ectx_T *ectx)
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{
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list_T *list = NULL;
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int idx;
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typval_T *tv;
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if (count >= 0)
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{
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list = list_alloc_with_items(count);
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if (list == NULL)
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return FAIL;
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for (idx = 0; idx < count; ++idx)
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list_set_item(list, idx, STACK_TV_BOT(idx - count));
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}
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if (count > 0)
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ectx->ec_stack.ga_len -= count - 1;
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else if (GA_GROW_FAILS(&ectx->ec_stack, 1))
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{
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list_unref(list);
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return FAIL;
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}
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else
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++ectx->ec_stack.ga_len;
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tv = STACK_TV_BOT(-1);
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tv->v_type = VAR_LIST;
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tv->vval.v_list = list;
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tv->v_lock = 0;
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if (list != NULL)
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++list->lv_refcount;
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return OK;
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}
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/*
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* Implementation of ISN_NEWDICT.
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* Returns FAIL on total failure, MAYBE on error.
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*/
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static int
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exe_newdict(int count, ectx_T *ectx)
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{
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dict_T *dict = NULL;
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dictitem_T *item;
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char_u *key;
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int idx;
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typval_T *tv;
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if (count >= 0)
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{
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dict = dict_alloc();
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if (unlikely(dict == NULL))
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return FAIL;
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for (idx = 0; idx < count; ++idx)
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{
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// have already checked key type is VAR_STRING
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tv = STACK_TV_BOT(2 * (idx - count));
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// check key is unique
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key = tv->vval.v_string == NULL ? (char_u *)"" : tv->vval.v_string;
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item = dict_find(dict, key, -1);
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if (item != NULL)
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{
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semsg(_(e_duplicate_key_in_dictionary_str), key);
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dict_unref(dict);
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return MAYBE;
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}
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item = dictitem_alloc(key);
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clear_tv(tv);
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if (unlikely(item == NULL))
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{
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dict_unref(dict);
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return FAIL;
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}
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tv = STACK_TV_BOT(2 * (idx - count) + 1);
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item->di_tv = *tv;
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item->di_tv.v_lock = 0;
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tv->v_type = VAR_UNKNOWN;
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if (dict_add(dict, item) == FAIL)
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{
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// can this ever happen?
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dict_unref(dict);
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return FAIL;
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}
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}
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}
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if (count > 0)
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ectx->ec_stack.ga_len -= 2 * count - 1;
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else if (GA_GROW_FAILS(&ectx->ec_stack, 1))
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{
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dict_unref(dict);
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return FAIL;
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}
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else
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++ectx->ec_stack.ga_len;
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tv = STACK_TV_BOT(-1);
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tv->v_type = VAR_DICT;
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tv->v_lock = 0;
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tv->vval.v_dict = dict;
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if (dict != NULL)
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++dict->dv_refcount;
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return OK;
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}
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/*
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* If debug_tick changed check if "ufunc" has a breakpoint and update
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* "uf_has_breakpoint".
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*/
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void
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update_has_breakpoint(ufunc_T *ufunc)
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{
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if (ufunc->uf_debug_tick == debug_tick)
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return;
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linenr_T breakpoint;
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ufunc->uf_debug_tick = debug_tick;
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breakpoint = dbg_find_breakpoint(FALSE, ufunc->uf_name, 0);
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ufunc->uf_has_breakpoint = breakpoint > 0;
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}
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static garray_T dict_stack = GA_EMPTY;
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/*
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* Put a value on the dict stack. This consumes "tv".
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*/
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static int
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dict_stack_save(typval_T *tv)
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{
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if (dict_stack.ga_growsize == 0)
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ga_init2(&dict_stack, sizeof(typval_T), 10);
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if (ga_grow(&dict_stack, 1) == FAIL)
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return FAIL;
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((typval_T *)dict_stack.ga_data)[dict_stack.ga_len] = *tv;
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++dict_stack.ga_len;
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return OK;
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}
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/*
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* Get the typval at top of the dict stack.
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*/
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static typval_T *
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dict_stack_get_tv(void)
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{
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if (dict_stack.ga_len == 0)
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return NULL;
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return ((typval_T *)dict_stack.ga_data) + dict_stack.ga_len - 1;
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}
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/*
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* Get the dict at top of the dict stack.
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*/
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static dict_T *
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dict_stack_get_dict(void)
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{
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typval_T *tv;
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if (dict_stack.ga_len == 0)
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return NULL;
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tv = ((typval_T *)dict_stack.ga_data) + dict_stack.ga_len - 1;
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if (tv->v_type == VAR_DICT)
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return tv->vval.v_dict;
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return NULL;
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}
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/*
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* Drop an item from the dict stack.
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*/
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static void
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dict_stack_drop(void)
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{
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if (dict_stack.ga_len == 0)
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{
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iemsg("Dict stack underflow");
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return;
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}
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--dict_stack.ga_len;
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clear_tv(((typval_T *)dict_stack.ga_data) + dict_stack.ga_len);
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}
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/*
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* Drop items from the dict stack until the length is equal to "len".
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*/
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static void
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dict_stack_clear(int len)
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{
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while (dict_stack.ga_len > len)
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dict_stack_drop();
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}
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/*
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* Get a pointer to useful "pt_outer" of "pt".
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*/
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static outer_T *
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get_pt_outer(partial_T *pt)
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{
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partial_T *ptref = pt->pt_outer_partial;
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if (ptref == NULL)
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return &pt->pt_outer;
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// partial using partial (recursively)
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while (ptref->pt_outer_partial != NULL)
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ptref = ptref->pt_outer_partial;
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return &ptref->pt_outer;
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}
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/*
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* Check "argcount" arguments on the stack against what "ufunc" expects.
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* "off" is the offset of arguments on the stack.
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* Return OK or FAIL.
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*/
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static int
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check_ufunc_arg_types(ufunc_T *ufunc, int argcount, int off, ectx_T *ectx)
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{
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if (ufunc->uf_arg_types == NULL && ufunc->uf_va_type == NULL)
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return OK;
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typval_T *argv = STACK_TV_BOT(0) - argcount - off;
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// The function can change at runtime, check that the argument
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// types are correct.
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for (int i = 0; i < argcount; ++i)
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{
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type_T *type = NULL;
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// assume a v:none argument, using the default value, is always OK
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if (argv[i].v_type == VAR_SPECIAL
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&& argv[i].vval.v_number == VVAL_NONE)
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continue;
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// only pass values to user functions, never types
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if (check_typval_is_value(&argv[i]) == FAIL)
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return FAIL;
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if (i < ufunc->uf_args.ga_len && ufunc->uf_arg_types != NULL)
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type = ufunc->uf_arg_types[i];
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else if (ufunc->uf_va_type != NULL)
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type = ufunc->uf_va_type->tt_member;
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if (type != NULL && check_typval_arg_type(type,
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&argv[i], NULL, i + 1) == FAIL)
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return FAIL;
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}
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return OK;
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}
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/*
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* Call compiled function "cdf_idx" from compiled code.
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* This adds a stack frame and sets the instruction pointer to the start of the
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* called function.
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* If "pt_arg" is not NULL use "pt_arg->pt_outer" for ec_outer_ref->or_outer.
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*
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* Stack has:
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* - current arguments (already there)
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* - omitted optional argument (default values) added here
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* - stack frame:
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* - pointer to calling function
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* - Index of next instruction in calling function
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* - previous frame pointer
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* - reserved space for local variables
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*/
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static int
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call_dfunc(
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int cdf_idx,
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partial_T *pt_arg,
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int argcount_arg,
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ectx_T *ectx)
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{
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int argcount = argcount_arg;
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dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data) + cdf_idx;
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ufunc_T *ufunc = dfunc->df_ufunc;
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int did_emsg_before = did_emsg_cumul + did_emsg;
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int arg_to_add;
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int vararg_count = 0;
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int varcount;
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int idx;
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estack_T *entry;
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funclocal_T *floc = NULL;
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int res = OK;
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compiletype_T compile_type;
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if (dfunc->df_deleted)
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{
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// don't use ufunc->uf_name, it may have been freed
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emsg_funcname(e_function_was_deleted_str,
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dfunc->df_name == NULL ? (char_u *)"unknown" : dfunc->df_name);
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return FAIL;
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}
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|
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#ifdef FEAT_PROFILE
|
|
if (do_profiling == PROF_YES)
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|
{
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|
if (GA_GROW_OK(&profile_info_ga, 1))
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|
{
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profinfo_T *info = ((profinfo_T *)profile_info_ga.ga_data)
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+ profile_info_ga.ga_len;
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++profile_info_ga.ga_len;
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CLEAR_POINTER(info);
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profile_may_start_func(info, ufunc,
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(((dfunc_T *)def_functions.ga_data)
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+ ectx->ec_dfunc_idx)->df_ufunc);
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}
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}
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|
#endif
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// When debugging and using "cont" switches to the not-debugged
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|
// instructions, may need to still compile them.
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|
compile_type = get_compile_type(ufunc);
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if (func_needs_compiling(ufunc, compile_type))
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{
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res = compile_def_function(ufunc, FALSE, compile_type, NULL);
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// compile_def_function() may cause def_functions.ga_data to change
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dfunc = ((dfunc_T *)def_functions.ga_data) + cdf_idx;
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}
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if (res == FAIL || INSTRUCTIONS(dfunc) == NULL)
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{
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if (did_emsg_cumul + did_emsg == did_emsg_before)
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semsg(_(e_function_is_not_compiled_str),
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printable_func_name(ufunc));
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return FAIL;
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}
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|
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if (ufunc->uf_va_name != NULL)
|
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{
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// Need to make a list out of the vararg arguments.
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|
// Stack at time of call with 2 varargs:
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// normal_arg
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// optional_arg
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// vararg_1
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// vararg_2
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// After creating the list:
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// normal_arg
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// optional_arg
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// vararg-list
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// With missing optional arguments we get:
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// normal_arg
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// After creating the list
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// normal_arg
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// (space for optional_arg)
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// vararg-list
|
|
vararg_count = argcount - ufunc->uf_args.ga_len;
|
|
if (vararg_count < 0)
|
|
vararg_count = 0;
|
|
else
|
|
argcount -= vararg_count;
|
|
if (exe_newlist(vararg_count, ectx) == FAIL)
|
|
return FAIL;
|
|
|
|
vararg_count = 1;
|
|
}
|
|
|
|
arg_to_add = ufunc->uf_args.ga_len - argcount;
|
|
if (arg_to_add < 0)
|
|
{
|
|
semsg(NGETTEXT(e_one_argument_too_many, e_nr_arguments_too_many,
|
|
-arg_to_add), -arg_to_add);
|
|
return FAIL;
|
|
}
|
|
else if (arg_to_add > ufunc->uf_def_args.ga_len)
|
|
{
|
|
int missing = arg_to_add - ufunc->uf_def_args.ga_len;
|
|
|
|
semsg(NGETTEXT(e_one_argument_too_few, e_nr_arguments_too_few,
|
|
missing), missing);
|
|
return FAIL;
|
|
}
|
|
|
|
// If this is an object method, the object is just before the arguments.
|
|
typval_T *obj = STACK_TV_BOT(0) - argcount - vararg_count - 1;
|
|
|
|
if (IS_OBJECT_METHOD(ufunc) && !IS_CONSTRUCTOR_METHOD(ufunc)
|
|
&& obj->v_type == VAR_OBJECT && obj->vval.v_object == NULL)
|
|
{
|
|
// If this is not a constructor method, then a valid object is
|
|
// needed.
|
|
emsg(_(e_using_null_object));
|
|
return FAIL;
|
|
}
|
|
|
|
// Check the argument types.
|
|
if (check_ufunc_arg_types(ufunc, argcount, vararg_count, ectx) == FAIL)
|
|
return FAIL;
|
|
|
|
// While check_ufunc_arg_types call, def function compilation process may
|
|
// run. If so many def functions are compiled, def_functions array may be
|
|
// reallocated and dfunc may no longer have valid pointer. Get the object
|
|
// pointer from def_functions again here.
|
|
dfunc = ((dfunc_T *)def_functions.ga_data) + cdf_idx;
|
|
|
|
// Reserve space for:
|
|
// - missing arguments
|
|
// - stack frame
|
|
// - local variables
|
|
// - if needed: a counter for number of closures created in
|
|
// ectx->ec_funcrefs.
|
|
varcount = dfunc->df_varcount + dfunc->df_has_closure;
|
|
if (GA_GROW_FAILS(&ectx->ec_stack,
|
|
arg_to_add + STACK_FRAME_SIZE + varcount))
|
|
return FAIL;
|
|
|
|
// The object pointer is in the execution typval stack. The GA_GROW call
|
|
// above may have reallocated the execution typval stack. So the object
|
|
// pointer may not be valid anymore. Get the object pointer again from the
|
|
// execution stack.
|
|
obj = STACK_TV_BOT(0) - argcount - vararg_count - 1;
|
|
|
|
// If depth of calling is getting too high, don't execute the function.
|
|
if (funcdepth_increment() == FAIL)
|
|
return FAIL;
|
|
++ex_nesting_level;
|
|
|
|
// Only make a copy of funclocal if it contains something to restore.
|
|
if (ectx->ec_funclocal.floc_restore_cmdmod)
|
|
{
|
|
floc = ALLOC_ONE(funclocal_T);
|
|
if (floc == NULL)
|
|
return FAIL;
|
|
*floc = ectx->ec_funclocal;
|
|
ectx->ec_funclocal.floc_restore_cmdmod = FALSE;
|
|
}
|
|
|
|
// Move the vararg-list to below the missing optional arguments.
|
|
if (vararg_count > 0 && arg_to_add > 0)
|
|
*STACK_TV_BOT(arg_to_add - 1) = *STACK_TV_BOT(-1);
|
|
|
|
// Reserve space for omitted optional arguments, filled in soon.
|
|
for (idx = 0; idx < arg_to_add; ++idx)
|
|
STACK_TV_BOT(idx - vararg_count)->v_type = VAR_UNKNOWN;
|
|
ectx->ec_stack.ga_len += arg_to_add;
|
|
|
|
// Store current execution state in stack frame for ISN_RETURN.
|
|
STACK_TV_BOT(STACK_FRAME_FUNC_OFF)->vval.v_number = ectx->ec_dfunc_idx;
|
|
STACK_TV_BOT(STACK_FRAME_IIDX_OFF)->vval.v_number = ectx->ec_iidx;
|
|
STACK_TV_BOT(STACK_FRAME_INSTR_OFF)->vval.v_string = (void *)ectx->ec_instr;
|
|
STACK_TV_BOT(STACK_FRAME_OUTER_OFF)->vval.v_string =
|
|
(void *)ectx->ec_outer_ref;
|
|
STACK_TV_BOT(STACK_FRAME_FUNCLOCAL_OFF)->vval.v_string = (void *)floc;
|
|
STACK_TV_BOT(STACK_FRAME_IDX_OFF)->vval.v_number = ectx->ec_frame_idx;
|
|
ectx->ec_frame_idx = ectx->ec_stack.ga_len;
|
|
|
|
// Initialize all local variables to number zero. Also initialize the
|
|
// variable that counts how many closures were created. This is used in
|
|
// handle_closure_in_use().
|
|
int initcount = dfunc->df_varcount + (dfunc->df_has_closure ? 1 : 0);
|
|
for (idx = 0; idx < initcount; ++idx)
|
|
{
|
|
typval_T *tv = STACK_TV_BOT(STACK_FRAME_SIZE + idx);
|
|
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = 0;
|
|
}
|
|
ectx->ec_stack.ga_len += STACK_FRAME_SIZE + varcount;
|
|
|
|
// For an object method move the object from just before the arguments to
|
|
// the first local variable.
|
|
if (IS_OBJECT_METHOD(ufunc))
|
|
{
|
|
if (obj->v_type != VAR_OBJECT)
|
|
{
|
|
semsg(_(e_internal_error_str), "type in stack is not an object");
|
|
return FAIL;
|
|
}
|
|
|
|
*STACK_TV_VAR(0) = *obj;
|
|
obj->v_type = VAR_UNKNOWN;
|
|
}
|
|
|
|
partial_T *pt = pt_arg != NULL ? pt_arg : ufunc->uf_partial;
|
|
if (pt != NULL || (ufunc->uf_flags & FC_CLOSURE))
|
|
{
|
|
outer_ref_T *ref = ALLOC_CLEAR_ONE(outer_ref_T);
|
|
|
|
if (ref == NULL)
|
|
return FAIL;
|
|
if (pt != NULL)
|
|
{
|
|
ref->or_outer = get_pt_outer(pt);
|
|
++pt->pt_refcount;
|
|
ref->or_partial = pt;
|
|
}
|
|
else
|
|
{
|
|
ref->or_outer = ALLOC_CLEAR_ONE(outer_T);
|
|
if (unlikely(ref->or_outer == NULL))
|
|
{
|
|
vim_free(ref);
|
|
return FAIL;
|
|
}
|
|
ref->or_outer_allocated = TRUE;
|
|
ref->or_outer->out_stack = &ectx->ec_stack;
|
|
ref->or_outer->out_frame_idx = ectx->ec_frame_idx;
|
|
if (ectx->ec_outer_ref != NULL)
|
|
ref->or_outer->out_up = ectx->ec_outer_ref->or_outer;
|
|
}
|
|
ectx->ec_outer_ref = ref;
|
|
}
|
|
else
|
|
ectx->ec_outer_ref = NULL;
|
|
|
|
++ufunc->uf_calls;
|
|
|
|
// Set execution state to the start of the called function.
|
|
ectx->ec_dfunc_idx = cdf_idx;
|
|
ectx->ec_instr = INSTRUCTIONS(dfunc);
|
|
entry = estack_push_ufunc(ufunc, 1);
|
|
if (entry != NULL)
|
|
{
|
|
// Set the script context to the script where the function was defined.
|
|
// Save the current context so it can be restored on return.
|
|
entry->es_save_sctx = current_sctx;
|
|
current_sctx = ufunc->uf_script_ctx;
|
|
}
|
|
|
|
// Start execution at the first instruction.
|
|
ectx->ec_iidx = 0;
|
|
|
|
return OK;
|
|
}
|
|
|
|
// Double linked list of funcstack_T in use.
|
|
static funcstack_T *first_funcstack = NULL;
|
|
|
|
static void
|
|
add_funcstack_to_list(funcstack_T *funcstack)
|
|
{
|
|
// Link in list of funcstacks.
|
|
if (first_funcstack != NULL)
|
|
first_funcstack->fs_prev = funcstack;
|
|
funcstack->fs_next = first_funcstack;
|
|
funcstack->fs_prev = NULL;
|
|
first_funcstack = funcstack;
|
|
}
|
|
|
|
static void
|
|
remove_funcstack_from_list(funcstack_T *funcstack)
|
|
{
|
|
if (funcstack->fs_prev == NULL)
|
|
first_funcstack = funcstack->fs_next;
|
|
else
|
|
funcstack->fs_prev->fs_next = funcstack->fs_next;
|
|
if (funcstack->fs_next != NULL)
|
|
funcstack->fs_next->fs_prev = funcstack->fs_prev;
|
|
}
|
|
|
|
/*
|
|
* Used when returning from a function: Check if any closure is still
|
|
* referenced. If so then move the arguments and variables to a separate piece
|
|
* of stack to be used when the closure is called.
|
|
* When "free_arguments" is TRUE the arguments are to be freed.
|
|
* Returns FAIL when out of memory.
|
|
*/
|
|
static int
|
|
handle_closure_in_use(ectx_T *ectx, int free_arguments)
|
|
{
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx;
|
|
int argcount;
|
|
int top;
|
|
int idx;
|
|
typval_T *tv;
|
|
int closure_in_use = FALSE;
|
|
garray_T *gap = &ectx->ec_funcrefs;
|
|
varnumber_T closure_count;
|
|
|
|
if (dfunc->df_ufunc == NULL)
|
|
return OK; // function was freed
|
|
if (dfunc->df_has_closure == 0)
|
|
return OK; // no closures
|
|
tv = STACK_TV(ectx->ec_frame_idx + STACK_FRAME_SIZE + dfunc->df_varcount);
|
|
closure_count = tv->vval.v_number;
|
|
if (closure_count == 0)
|
|
return OK; // no funcrefs created
|
|
|
|
// Compute "top": the first entry in the stack used by the function.
|
|
// This is the first argument (after that comes the stack frame and then
|
|
// the local variables).
|
|
argcount = ufunc_argcount(dfunc->df_ufunc);
|
|
top = ectx->ec_frame_idx - argcount;
|
|
|
|
// Check if any created closure is still in use.
|
|
for (idx = 0; idx < closure_count; ++idx)
|
|
{
|
|
partial_T *pt;
|
|
int off = gap->ga_len - closure_count + idx;
|
|
|
|
if (off < 0)
|
|
continue; // count is off or already done
|
|
pt = ((partial_T **)gap->ga_data)[off];
|
|
if (pt->pt_refcount > 1)
|
|
{
|
|
int refcount = pt->pt_refcount;
|
|
int i;
|
|
|
|
// A Reference in a local variable doesn't count, it gets
|
|
// unreferenced on return.
|
|
for (i = 0; i < dfunc->df_varcount; ++i)
|
|
{
|
|
typval_T *stv = STACK_TV(ectx->ec_frame_idx
|
|
+ STACK_FRAME_SIZE + i);
|
|
if (stv->v_type == VAR_PARTIAL && pt == stv->vval.v_partial)
|
|
--refcount;
|
|
}
|
|
if (refcount > 1)
|
|
{
|
|
closure_in_use = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (closure_in_use)
|
|
{
|
|
funcstack_T *funcstack = ALLOC_CLEAR_ONE(funcstack_T);
|
|
typval_T *stack;
|
|
|
|
// A closure is using the arguments and/or local variables.
|
|
// Move them to the called function.
|
|
if (funcstack == NULL)
|
|
return FAIL;
|
|
|
|
funcstack->fs_var_offset = argcount + STACK_FRAME_SIZE;
|
|
funcstack->fs_ga.ga_len = funcstack->fs_var_offset
|
|
+ dfunc->df_varcount;
|
|
stack = ALLOC_CLEAR_MULT(typval_T, funcstack->fs_ga.ga_len);
|
|
funcstack->fs_ga.ga_data = stack;
|
|
if (stack == NULL)
|
|
{
|
|
vim_free(funcstack);
|
|
return FAIL;
|
|
}
|
|
add_funcstack_to_list(funcstack);
|
|
|
|
// Move or copy the arguments.
|
|
for (idx = 0; idx < argcount; ++idx)
|
|
{
|
|
tv = STACK_TV(top + idx);
|
|
if (free_arguments)
|
|
{
|
|
*(stack + idx) = *tv;
|
|
tv->v_type = VAR_UNKNOWN;
|
|
}
|
|
else
|
|
copy_tv(tv, stack + idx);
|
|
}
|
|
// Skip the stack frame.
|
|
// Move the local variables.
|
|
for (idx = 0; idx < dfunc->df_varcount; ++idx)
|
|
{
|
|
tv = STACK_TV(ectx->ec_frame_idx + STACK_FRAME_SIZE + idx);
|
|
|
|
// A partial created for a local function, that is also used as a
|
|
// local variable, has a reference count for the variable, thus
|
|
// will never go down to zero. When all these refcounts are one
|
|
// then the funcstack is unused. We need to count how many we have
|
|
// so we know when to check.
|
|
if (tv->v_type == VAR_PARTIAL && tv->vval.v_partial != NULL)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < closure_count; ++i)
|
|
if (tv->vval.v_partial == ((partial_T **)gap->ga_data)[
|
|
gap->ga_len - closure_count + i])
|
|
++funcstack->fs_min_refcount;
|
|
}
|
|
|
|
*(stack + funcstack->fs_var_offset + idx) = *tv;
|
|
tv->v_type = VAR_UNKNOWN;
|
|
}
|
|
|
|
for (idx = 0; idx < closure_count; ++idx)
|
|
{
|
|
partial_T *pt = ((partial_T **)gap->ga_data)[gap->ga_len
|
|
- closure_count + idx];
|
|
if (pt->pt_refcount > 1)
|
|
{
|
|
++funcstack->fs_refcount;
|
|
pt->pt_funcstack = funcstack;
|
|
pt->pt_outer.out_stack = &funcstack->fs_ga;
|
|
pt->pt_outer.out_frame_idx = ectx->ec_frame_idx - top;
|
|
}
|
|
}
|
|
}
|
|
|
|
for (idx = 0; idx < closure_count; ++idx)
|
|
partial_unref(((partial_T **)gap->ga_data)[gap->ga_len
|
|
- closure_count + idx]);
|
|
gap->ga_len -= closure_count;
|
|
if (gap->ga_len == 0)
|
|
ga_clear(gap);
|
|
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Called when a partial is freed or its reference count goes down to one. The
|
|
* funcstack may be the only reference to the partials in the local variables.
|
|
* Go over all of them, the funcref and can be freed if all partials
|
|
* referencing the funcstack have a reference count of one.
|
|
* Returns TRUE if the funcstack is freed, the partial referencing it will then
|
|
* also have been freed.
|
|
*/
|
|
int
|
|
funcstack_check_refcount(funcstack_T *funcstack)
|
|
{
|
|
int i;
|
|
garray_T *gap = &funcstack->fs_ga;
|
|
int done = 0;
|
|
typval_T *stack;
|
|
|
|
if (funcstack->fs_refcount > funcstack->fs_min_refcount)
|
|
return FALSE;
|
|
for (i = funcstack->fs_var_offset; i < gap->ga_len; ++i)
|
|
{
|
|
typval_T *tv = ((typval_T *)gap->ga_data) + i;
|
|
|
|
if (tv->v_type == VAR_PARTIAL && tv->vval.v_partial != NULL
|
|
&& tv->vval.v_partial->pt_funcstack == funcstack
|
|
&& tv->vval.v_partial->pt_refcount == 1)
|
|
++done;
|
|
}
|
|
if (done != funcstack->fs_min_refcount)
|
|
return FALSE;
|
|
|
|
stack = gap->ga_data;
|
|
|
|
// All partials referencing the funcstack have a reference count of
|
|
// one, thus the funcstack is no longer of use.
|
|
for (i = 0; i < gap->ga_len; ++i)
|
|
clear_tv(stack + i);
|
|
vim_free(stack);
|
|
remove_funcstack_from_list(funcstack);
|
|
vim_free(funcstack);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* For garbage collecting: set references in all variables referenced by
|
|
* all funcstacks.
|
|
*/
|
|
int
|
|
set_ref_in_funcstacks(int copyID)
|
|
{
|
|
funcstack_T *funcstack;
|
|
|
|
for (funcstack = first_funcstack; funcstack != NULL;
|
|
funcstack = funcstack->fs_next)
|
|
{
|
|
typval_T *stack = funcstack->fs_ga.ga_data;
|
|
int i;
|
|
|
|
for (i = 0; i < funcstack->fs_ga.ga_len; ++i)
|
|
if (set_ref_in_item(stack + i, copyID, NULL, NULL))
|
|
return TRUE; // abort
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
// Ugly static to avoid passing the execution context around through many
|
|
// layers.
|
|
static ectx_T *current_ectx = NULL;
|
|
|
|
/*
|
|
* Return TRUE if currently executing a :def function.
|
|
* Can be used by builtin functions only.
|
|
*/
|
|
int
|
|
in_def_function(void)
|
|
{
|
|
return current_ectx != NULL;
|
|
}
|
|
|
|
/*
|
|
* If executing a class/object method, then fill in the lval_T.
|
|
* Set lr_tv to the executing item, and lr_exec_class to the executing class;
|
|
* use free_tv and class_unref when finished with the lval_root.
|
|
* For use by builtin functions.
|
|
*
|
|
* Return FAIL and do nothing if not executing in a class; otherwise OK.
|
|
*/
|
|
int
|
|
fill_exec_lval_root(lval_root_T *root)
|
|
{
|
|
ectx_T *ectx = current_ectx;
|
|
if (ectx != NULL)
|
|
{
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ current_ectx->ec_dfunc_idx;
|
|
ufunc_T *ufunc = dfunc->df_ufunc;
|
|
if (ufunc->uf_class != NULL) // executing a method?
|
|
{
|
|
typval_T *tv = alloc_tv();
|
|
if (tv != NULL)
|
|
{
|
|
CLEAR_POINTER(root);
|
|
root->lr_tv = tv;
|
|
copy_tv(STACK_TV_VAR(0), root->lr_tv);
|
|
root->lr_cl_exec = ufunc->uf_class;
|
|
++root->lr_cl_exec->class_refcount;
|
|
return OK;
|
|
}
|
|
}
|
|
}
|
|
|
|
return FAIL;
|
|
}
|
|
|
|
/*
|
|
* Clear "current_ectx" and return the previous value. To be used when calling
|
|
* a user function.
|
|
*/
|
|
ectx_T *
|
|
clear_current_ectx(void)
|
|
{
|
|
ectx_T *r = current_ectx;
|
|
|
|
current_ectx = NULL;
|
|
return r;
|
|
}
|
|
|
|
void
|
|
restore_current_ectx(ectx_T *ectx)
|
|
{
|
|
if (current_ectx != NULL)
|
|
iemsg("Restoring current_ectx while it is not NULL");
|
|
current_ectx = ectx;
|
|
}
|
|
|
|
/*
|
|
* Add an entry for a deferred function call to the currently executing
|
|
* function.
|
|
* Return the list or NULL when failed.
|
|
*/
|
|
static list_T *
|
|
add_defer_item(int var_idx, int argcount, ectx_T *ectx)
|
|
{
|
|
typval_T *defer_tv = STACK_TV_VAR(var_idx);
|
|
list_T *defer_l;
|
|
list_T *l;
|
|
typval_T listval;
|
|
|
|
if (defer_tv->v_type != VAR_LIST)
|
|
{
|
|
// first time, allocate the list
|
|
if (rettv_list_alloc(defer_tv) == FAIL)
|
|
return NULL;
|
|
}
|
|
defer_l = defer_tv->vval.v_list;
|
|
|
|
l = list_alloc_with_items(argcount + 1);
|
|
if (l == NULL)
|
|
return NULL;
|
|
listval.v_type = VAR_LIST;
|
|
listval.vval.v_list = l;
|
|
listval.v_lock = 0;
|
|
if (list_insert_tv(defer_l, &listval, defer_l->lv_first) == FAIL)
|
|
{
|
|
vim_free(l);
|
|
return NULL;
|
|
}
|
|
|
|
return l;
|
|
}
|
|
|
|
/*
|
|
* Handle ISN_DEFER. Stack has a function reference and "argcount" arguments.
|
|
* The local variable that lists deferred functions is "var_idx".
|
|
* Returns OK or FAIL.
|
|
*/
|
|
static int
|
|
defer_command(int var_idx, int argcount, ectx_T *ectx)
|
|
{
|
|
list_T *l = add_defer_item(var_idx, argcount, ectx);
|
|
int i;
|
|
typval_T *func_tv;
|
|
|
|
if (l == NULL)
|
|
return FAIL;
|
|
|
|
func_tv = STACK_TV_BOT(-argcount - 1);
|
|
if (func_tv->v_type != VAR_PARTIAL && func_tv->v_type != VAR_FUNC)
|
|
{
|
|
semsg(_(e_expected_str_but_got_str),
|
|
"function or partial",
|
|
vartype_name(func_tv->v_type));
|
|
return FAIL;
|
|
}
|
|
list_set_item(l, 0, func_tv);
|
|
|
|
for (i = 0; i < argcount; ++i)
|
|
list_set_item(l, i + 1, STACK_TV_BOT(-argcount + i));
|
|
ectx->ec_stack.ga_len -= argcount + 1;
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Add a deferred call for "name" with arguments "argvars[argcount]".
|
|
* Consumes "name", also on failure.
|
|
* Only to be called when in_def_function() returns TRUE.
|
|
*/
|
|
int
|
|
add_defer_function(char_u *name, int argcount, typval_T *argvars)
|
|
{
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ current_ectx->ec_dfunc_idx;
|
|
list_T *l;
|
|
typval_T func_tv;
|
|
int i;
|
|
|
|
if (dfunc->df_defer_var_idx == 0)
|
|
{
|
|
iemsg("df_defer_var_idx is zero");
|
|
vim_free(name);
|
|
return FAIL;
|
|
}
|
|
|
|
l = add_defer_item(dfunc->df_defer_var_idx - 1, argcount, current_ectx);
|
|
if (l == NULL)
|
|
{
|
|
vim_free(name);
|
|
return FAIL;
|
|
}
|
|
|
|
func_tv.v_type = VAR_FUNC;
|
|
func_tv.v_lock = 0;
|
|
func_tv.vval.v_string = name;
|
|
list_set_item(l, 0, &func_tv);
|
|
|
|
for (i = 0; i < argcount; ++i)
|
|
list_set_item(l, i + 1, argvars + i);
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Invoked when returning from a function: Invoke any deferred calls.
|
|
*/
|
|
static void
|
|
invoke_defer_funcs(ectx_T *ectx)
|
|
{
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx;
|
|
typval_T *defer_tv = STACK_TV_VAR(dfunc->df_defer_var_idx - 1);
|
|
listitem_T *li;
|
|
|
|
if (defer_tv->v_type != VAR_LIST)
|
|
return; // no function added
|
|
FOR_ALL_LIST_ITEMS(defer_tv->vval.v_list, li)
|
|
{
|
|
list_T *l = li->li_tv.vval.v_list;
|
|
typval_T rettv;
|
|
typval_T argvars[MAX_FUNC_ARGS];
|
|
int i;
|
|
listitem_T *arg_li = l->lv_first;
|
|
typval_T *functv = &l->lv_first->li_tv;
|
|
int argcount = l->lv_len - 1;
|
|
|
|
if (functv->vval.v_string == NULL)
|
|
// already being called, can happen if function does ":qa"
|
|
continue;
|
|
|
|
for (i = 0; i < argcount; ++i)
|
|
{
|
|
arg_li = arg_li->li_next;
|
|
argvars[i] = arg_li->li_tv;
|
|
}
|
|
|
|
funcexe_T funcexe;
|
|
CLEAR_FIELD(funcexe);
|
|
funcexe.fe_evaluate = TRUE;
|
|
rettv.v_type = VAR_UNKNOWN;
|
|
if (functv->v_type == VAR_PARTIAL)
|
|
{
|
|
funcexe.fe_partial = functv->vval.v_partial;
|
|
funcexe.fe_object = functv->vval.v_partial->pt_obj;
|
|
if (funcexe.fe_object != NULL)
|
|
++funcexe.fe_object->obj_refcount;
|
|
}
|
|
|
|
char_u *name = functv->vval.v_string;
|
|
functv->vval.v_string = NULL;
|
|
|
|
// If the deferred function is called after an exception, then only the
|
|
// first statement in the function will be executed (because of the
|
|
// exception). So save and restore the try/catch/throw exception
|
|
// state.
|
|
exception_state_T estate;
|
|
exception_state_save(&estate);
|
|
exception_state_clear();
|
|
|
|
(void)call_func(name, -1, &rettv, argcount, argvars, &funcexe);
|
|
|
|
exception_state_restore(&estate);
|
|
|
|
clear_tv(&rettv);
|
|
vim_free(name);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Return from the current function.
|
|
*/
|
|
static int
|
|
func_return(ectx_T *ectx)
|
|
{
|
|
int idx;
|
|
int ret_idx;
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx;
|
|
int argcount = ufunc_argcount(dfunc->df_ufunc);
|
|
estack_T *entry;
|
|
int prev_dfunc_idx = STACK_TV(ectx->ec_frame_idx
|
|
+ STACK_FRAME_FUNC_OFF)->vval.v_number;
|
|
funclocal_T *floc;
|
|
#ifdef FEAT_PROFILE
|
|
dfunc_T *prev_dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ prev_dfunc_idx;
|
|
|
|
if (do_profiling == PROF_YES)
|
|
{
|
|
ufunc_T *caller = prev_dfunc->df_ufunc;
|
|
|
|
if (dfunc->df_ufunc->uf_profiling
|
|
|| (caller != NULL && caller->uf_profiling))
|
|
{
|
|
profile_may_end_func(((profinfo_T *)profile_info_ga.ga_data)
|
|
+ profile_info_ga.ga_len - 1, dfunc->df_ufunc, caller);
|
|
--profile_info_ga.ga_len;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (dfunc->df_defer_var_idx > 0)
|
|
invoke_defer_funcs(ectx);
|
|
|
|
// No check for uf_refcount being zero, cannot think of a way that would
|
|
// happen.
|
|
--dfunc->df_ufunc->uf_calls;
|
|
|
|
// execution context goes one level up
|
|
entry = estack_pop();
|
|
if (entry != NULL)
|
|
current_sctx = entry->es_save_sctx;
|
|
|
|
if (handle_closure_in_use(ectx, TRUE) == FAIL)
|
|
return FAIL;
|
|
|
|
// Clear the arguments. If this was an object method also clear the
|
|
// object, it is just before the arguments.
|
|
int top = ectx->ec_frame_idx - argcount;
|
|
if (IS_OBJECT_METHOD(dfunc->df_ufunc))
|
|
--top;
|
|
for (idx = top; idx < ectx->ec_frame_idx; ++idx)
|
|
clear_tv(STACK_TV(idx));
|
|
|
|
// Clear local variables and temp values, but not the return value.
|
|
for (idx = ectx->ec_frame_idx + STACK_FRAME_SIZE;
|
|
idx < ectx->ec_stack.ga_len - 1; ++idx)
|
|
clear_tv(STACK_TV(idx));
|
|
|
|
// The return value should be on top of the stack. However, when aborting
|
|
// it may not be there and ec_frame_idx is the top of the stack.
|
|
ret_idx = ectx->ec_stack.ga_len - 1;
|
|
if (ret_idx == ectx->ec_frame_idx + STACK_FRAME_IDX_OFF)
|
|
ret_idx = 0;
|
|
|
|
if (ectx->ec_outer_ref != NULL)
|
|
{
|
|
if (ectx->ec_outer_ref->or_outer_allocated)
|
|
vim_free(ectx->ec_outer_ref->or_outer);
|
|
partial_unref(ectx->ec_outer_ref->or_partial);
|
|
vim_free(ectx->ec_outer_ref);
|
|
}
|
|
|
|
// Restore the previous frame.
|
|
ectx->ec_dfunc_idx = prev_dfunc_idx;
|
|
ectx->ec_iidx = STACK_TV(ectx->ec_frame_idx
|
|
+ STACK_FRAME_IIDX_OFF)->vval.v_number;
|
|
ectx->ec_instr = (void *)STACK_TV(ectx->ec_frame_idx
|
|
+ STACK_FRAME_INSTR_OFF)->vval.v_string;
|
|
ectx->ec_outer_ref = (void *)STACK_TV(ectx->ec_frame_idx
|
|
+ STACK_FRAME_OUTER_OFF)->vval.v_string;
|
|
floc = (void *)STACK_TV(ectx->ec_frame_idx
|
|
+ STACK_FRAME_FUNCLOCAL_OFF)->vval.v_string;
|
|
// restoring ec_frame_idx must be last
|
|
ectx->ec_frame_idx = STACK_TV(ectx->ec_frame_idx
|
|
+ STACK_FRAME_IDX_OFF)->vval.v_number;
|
|
|
|
if (floc == NULL)
|
|
ectx->ec_funclocal.floc_restore_cmdmod = FALSE;
|
|
else
|
|
{
|
|
ectx->ec_funclocal = *floc;
|
|
vim_free(floc);
|
|
}
|
|
|
|
if (ret_idx > 0)
|
|
{
|
|
// Reset the stack to the position before the call, with a spot for the
|
|
// return value, moved there from above the frame.
|
|
ectx->ec_stack.ga_len = top + 1;
|
|
*STACK_TV_BOT(-1) = *STACK_TV(ret_idx);
|
|
}
|
|
else
|
|
// Reset the stack to the position before the call.
|
|
ectx->ec_stack.ga_len = top;
|
|
|
|
funcdepth_decrement();
|
|
--ex_nesting_level;
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Prepare arguments and rettv for calling a builtin or user function.
|
|
*/
|
|
static int
|
|
call_prepare(int argcount, typval_T *argvars, ectx_T *ectx)
|
|
{
|
|
int idx;
|
|
typval_T *tv;
|
|
|
|
// Move arguments from bottom of the stack to argvars[] and add terminator.
|
|
for (idx = 0; idx < argcount; ++idx)
|
|
argvars[idx] = *STACK_TV_BOT(idx - argcount);
|
|
argvars[argcount].v_type = VAR_UNKNOWN;
|
|
|
|
// Result replaces the arguments on the stack.
|
|
if (argcount > 0)
|
|
ectx->ec_stack.ga_len -= argcount - 1;
|
|
else if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
return FAIL;
|
|
else
|
|
++ectx->ec_stack.ga_len;
|
|
|
|
// Default return value is zero.
|
|
tv = STACK_TV_BOT(-1);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = 0;
|
|
tv->v_lock = 0;
|
|
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Call a builtin function by index.
|
|
*/
|
|
static int
|
|
call_bfunc(int func_idx, int argcount, ectx_T *ectx)
|
|
{
|
|
typval_T argvars[MAX_FUNC_ARGS];
|
|
int idx;
|
|
int did_emsg_before = did_emsg;
|
|
ectx_T *prev_ectx = current_ectx;
|
|
char *save_func_name = ectx->ec_where.wt_func_name;
|
|
|
|
if (call_prepare(argcount, argvars, ectx) == FAIL)
|
|
return FAIL;
|
|
ectx->ec_where.wt_func_name = internal_func_name(func_idx);
|
|
|
|
// Call the builtin function. Set "current_ectx" so that when it
|
|
// recursively invokes call_def_function() a closure context can be set.
|
|
current_ectx = ectx;
|
|
call_internal_func_by_idx(func_idx, argvars, STACK_TV_BOT(-1));
|
|
current_ectx = prev_ectx;
|
|
ectx->ec_where.wt_func_name = save_func_name;
|
|
|
|
// Clear the arguments.
|
|
for (idx = 0; idx < argcount; ++idx)
|
|
clear_tv(&argvars[idx]);
|
|
|
|
if (did_emsg > did_emsg_before)
|
|
return FAIL;
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Execute a user defined function.
|
|
* If the function is compiled this will add a stack frame and set the
|
|
* instruction pointer at the start of the function.
|
|
* Otherwise the function is called here.
|
|
* If "pt" is not null use "pt->pt_outer" for ec_outer_ref->or_outer.
|
|
* "iptr" can be used to replace the instruction with a more efficient one.
|
|
*/
|
|
static int
|
|
call_ufunc(
|
|
ufunc_T *ufunc,
|
|
partial_T *pt,
|
|
int argcount,
|
|
ectx_T *ectx,
|
|
isn_T *iptr,
|
|
dict_T *selfdict)
|
|
{
|
|
typval_T argvars[MAX_FUNC_ARGS];
|
|
funcexe_T funcexe;
|
|
funcerror_T error;
|
|
int idx;
|
|
int did_emsg_before = did_emsg;
|
|
compiletype_T compile_type = get_compile_type(ufunc);
|
|
|
|
if (func_needs_compiling(ufunc, compile_type)
|
|
&& compile_def_function(ufunc, FALSE, compile_type, NULL)
|
|
== FAIL)
|
|
return FAIL;
|
|
if (ufunc->uf_def_status == UF_COMPILED)
|
|
{
|
|
error = check_user_func_argcount(ufunc, argcount);
|
|
if (error != FCERR_UNKNOWN)
|
|
{
|
|
if (error == FCERR_TOOMANY)
|
|
semsg(_(e_too_many_arguments_for_function_str),
|
|
printable_func_name(ufunc));
|
|
else
|
|
semsg(_(e_not_enough_arguments_for_function_str),
|
|
printable_func_name(ufunc));
|
|
return FAIL;
|
|
}
|
|
|
|
// The function has been compiled, can call it quickly. For a function
|
|
// that was defined later: we can call it directly next time.
|
|
if (iptr != NULL)
|
|
{
|
|
delete_instr(iptr);
|
|
iptr->isn_type = ISN_DCALL;
|
|
iptr->isn_arg.dfunc.cdf_idx = ufunc->uf_dfunc_idx;
|
|
iptr->isn_arg.dfunc.cdf_argcount = argcount;
|
|
}
|
|
return call_dfunc(ufunc->uf_dfunc_idx, pt, argcount, ectx);
|
|
}
|
|
|
|
if (call_prepare(argcount, argvars, ectx) == FAIL)
|
|
return FAIL;
|
|
CLEAR_FIELD(funcexe);
|
|
funcexe.fe_evaluate = TRUE;
|
|
funcexe.fe_selfdict = selfdict != NULL ? selfdict : dict_stack_get_dict();
|
|
|
|
// Call the user function. Result goes in last position on the stack.
|
|
error = call_user_func_check(ufunc, argcount, argvars,
|
|
STACK_TV_BOT(-1), &funcexe, funcexe.fe_selfdict);
|
|
|
|
// Clear the arguments.
|
|
for (idx = 0; idx < argcount; ++idx)
|
|
clear_tv(&argvars[idx]);
|
|
|
|
if (error != FCERR_NONE)
|
|
{
|
|
user_func_error(error, printable_func_name(ufunc),
|
|
funcexe.fe_found_var);
|
|
return FAIL;
|
|
}
|
|
if (did_emsg > did_emsg_before)
|
|
// Error other than from calling the function itself.
|
|
return FAIL;
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* If command modifiers were applied restore them.
|
|
*/
|
|
static void
|
|
may_restore_cmdmod(funclocal_T *funclocal)
|
|
{
|
|
if (funclocal->floc_restore_cmdmod)
|
|
{
|
|
cmdmod.cmod_filter_regmatch.regprog = NULL;
|
|
undo_cmdmod(&cmdmod);
|
|
cmdmod = funclocal->floc_save_cmdmod;
|
|
funclocal->floc_restore_cmdmod = FALSE;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if an error was given (not caught in try/catch) or CTRL-C was
|
|
* pressed.
|
|
*/
|
|
static int
|
|
vim9_aborting(int prev_uncaught_emsg)
|
|
{
|
|
return uncaught_emsg > prev_uncaught_emsg || got_int || did_throw;
|
|
}
|
|
|
|
/*
|
|
* Execute a function by "name".
|
|
* This can be a builtin function or a user function.
|
|
* "iptr" can be used to replace the instruction with a more efficient one.
|
|
* Returns FAIL if not found without an error message.
|
|
*/
|
|
static int
|
|
call_by_name(
|
|
char_u *name,
|
|
int argcount,
|
|
ectx_T *ectx,
|
|
isn_T *iptr,
|
|
dict_T *selfdict)
|
|
{
|
|
ufunc_T *ufunc;
|
|
|
|
if (builtin_function(name, -1))
|
|
{
|
|
int func_idx = find_internal_func(name);
|
|
|
|
if (func_idx < 0) // Impossible?
|
|
return FAIL;
|
|
if (check_internal_func(func_idx, argcount) < 0)
|
|
return FAIL;
|
|
return call_bfunc(func_idx, argcount, ectx);
|
|
}
|
|
|
|
ufunc = find_func(name, FALSE);
|
|
|
|
if (ufunc == NULL)
|
|
{
|
|
int prev_uncaught_emsg = uncaught_emsg;
|
|
|
|
if (script_autoload(name, TRUE))
|
|
// loaded a package, search for the function again
|
|
ufunc = find_func(name, FALSE);
|
|
|
|
if (vim9_aborting(prev_uncaught_emsg))
|
|
return FAIL; // bail out if loading the script caused an error
|
|
}
|
|
|
|
if (ufunc != NULL)
|
|
{
|
|
if (check_ufunc_arg_types(ufunc, argcount, 0, ectx) == FAIL)
|
|
return FAIL;
|
|
|
|
return call_ufunc(ufunc, NULL, argcount, ectx, iptr, selfdict);
|
|
}
|
|
|
|
return FAIL;
|
|
}
|
|
|
|
static int
|
|
call_partial(
|
|
typval_T *tv,
|
|
int argcount_arg,
|
|
ectx_T *ectx)
|
|
{
|
|
int argcount = argcount_arg;
|
|
char_u *name = NULL;
|
|
int called_emsg_before = called_emsg;
|
|
int res = FAIL;
|
|
dict_T *selfdict = NULL;
|
|
|
|
if (tv->v_type == VAR_PARTIAL)
|
|
{
|
|
partial_T *pt = tv->vval.v_partial;
|
|
int i;
|
|
|
|
if (pt->pt_obj != NULL)
|
|
{
|
|
// partial with an object method. Push the object before the
|
|
// function arguments.
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
return FAIL;
|
|
for (i = 1; i <= argcount; ++i)
|
|
*STACK_TV_BOT(-i + 1) = *STACK_TV_BOT(-i);
|
|
|
|
typval_T *obj_tv = STACK_TV_BOT(-argcount);
|
|
obj_tv->v_type = VAR_OBJECT;
|
|
obj_tv->v_lock = 0;
|
|
obj_tv->vval.v_object = pt->pt_obj;
|
|
++pt->pt_obj->obj_refcount;
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
|
|
if (pt->pt_argc > 0)
|
|
{
|
|
// Make space for arguments from the partial, shift the "argcount"
|
|
// arguments up.
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, pt->pt_argc))
|
|
return FAIL;
|
|
for (i = 1; i <= argcount; ++i)
|
|
*STACK_TV_BOT(-i + pt->pt_argc) = *STACK_TV_BOT(-i);
|
|
ectx->ec_stack.ga_len += pt->pt_argc;
|
|
argcount += pt->pt_argc;
|
|
|
|
// copy the arguments from the partial onto the stack
|
|
for (i = 0; i < pt->pt_argc; ++i)
|
|
copy_tv(&pt->pt_argv[i], STACK_TV_BOT(-argcount + i));
|
|
}
|
|
selfdict = pt->pt_dict;
|
|
|
|
if (pt->pt_func != NULL)
|
|
return call_ufunc(pt->pt_func, pt, argcount, ectx, NULL, selfdict);
|
|
|
|
name = pt->pt_name;
|
|
}
|
|
else if (tv->v_type == VAR_FUNC)
|
|
name = tv->vval.v_string;
|
|
if (name != NULL)
|
|
{
|
|
char_u fname_buf[FLEN_FIXED + 1];
|
|
char_u *tofree = NULL;
|
|
funcerror_T error = FCERR_NONE;
|
|
char_u *fname;
|
|
|
|
// May need to translate <SNR>123_ to K_SNR.
|
|
fname = fname_trans_sid(name, fname_buf, &tofree, &error);
|
|
if (error != FCERR_NONE)
|
|
res = FAIL;
|
|
else
|
|
res = call_by_name(fname, argcount, ectx, NULL, selfdict);
|
|
vim_free(tofree);
|
|
}
|
|
|
|
if (res == FAIL)
|
|
{
|
|
if (called_emsg == called_emsg_before)
|
|
emsg_funcname(e_unknown_function_str,
|
|
name == NULL ? (char_u *)"[unknown]" : name);
|
|
return FAIL;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Check if "lock" is VAR_LOCKED or VAR_FIXED. If so give an error and return
|
|
* TRUE.
|
|
*/
|
|
static int
|
|
error_if_locked(int lock, char *error)
|
|
{
|
|
if (lock & (VAR_LOCKED | VAR_FIXED))
|
|
{
|
|
emsg(_(error));
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Give an error if "tv" is not a number and return FAIL.
|
|
*/
|
|
static int
|
|
check_for_number(typval_T *tv)
|
|
{
|
|
if (tv->v_type != VAR_NUMBER)
|
|
{
|
|
semsg(_(e_expected_str_but_got_str),
|
|
vartype_name(VAR_NUMBER), vartype_name(tv->v_type));
|
|
return FAIL;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Store "tv" in variable "name".
|
|
* This is for s: and g: variables.
|
|
*/
|
|
static void
|
|
store_var(char_u *name, typval_T *tv)
|
|
{
|
|
funccal_entry_T entry;
|
|
int flags = ASSIGN_DECL;
|
|
|
|
if (tv->v_lock)
|
|
flags |= ASSIGN_CONST;
|
|
save_funccal(&entry);
|
|
set_var_const(name, 0, NULL, tv, FALSE, flags, 0);
|
|
restore_funccal();
|
|
}
|
|
|
|
/*
|
|
* Convert "tv" to a string.
|
|
* Return FAIL if not allowed.
|
|
*/
|
|
static int
|
|
do_2string(typval_T *tv, int is_2string_any, int tostring_flags)
|
|
{
|
|
if (tv->v_type == VAR_STRING)
|
|
return OK;
|
|
|
|
char_u *str;
|
|
|
|
if (is_2string_any)
|
|
{
|
|
switch (tv->v_type)
|
|
{
|
|
case VAR_SPECIAL:
|
|
case VAR_BOOL:
|
|
case VAR_NUMBER:
|
|
case VAR_FLOAT:
|
|
case VAR_DICT:
|
|
case VAR_BLOB: break;
|
|
|
|
case VAR_LIST:
|
|
if (tostring_flags & TOSTRING_TOLERANT)
|
|
{
|
|
char_u *s, *e, *p;
|
|
garray_T ga;
|
|
|
|
ga_init2(&ga, sizeof(char_u *), 1);
|
|
|
|
// Convert to NL separated items, then
|
|
// escape the items and replace the NL with
|
|
// a space.
|
|
str = typval2string(tv, TRUE);
|
|
if (str == NULL)
|
|
return FAIL;
|
|
s = str;
|
|
while ((e = vim_strchr(s, '\n')) != NULL)
|
|
{
|
|
*e = NUL;
|
|
p = vim_strsave_fnameescape(s,
|
|
VSE_NONE);
|
|
if (p != NULL)
|
|
{
|
|
ga_concat(&ga, p);
|
|
ga_concat(&ga, (char_u *)" ");
|
|
vim_free(p);
|
|
}
|
|
s = e + 1;
|
|
}
|
|
vim_free(str);
|
|
clear_tv(tv);
|
|
tv->v_type = VAR_STRING;
|
|
tv->vval.v_string = ga.ga_data;
|
|
return OK;
|
|
}
|
|
if (tostring_flags & TOSTRING_INTERPOLATE)
|
|
break;
|
|
// FALLTHROUGH
|
|
default: to_string_error(tv->v_type);
|
|
return FAIL;
|
|
}
|
|
}
|
|
str = typval_tostring(tv, TRUE);
|
|
clear_tv(tv);
|
|
tv->v_type = VAR_STRING;
|
|
tv->vval.v_string = str;
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* When the value of "sv" is a null list of dict, allocate it.
|
|
*/
|
|
static void
|
|
allocate_if_null(svar_T *sv)
|
|
{
|
|
typval_T *tv = sv->sv_tv;
|
|
|
|
switch (tv->v_type)
|
|
{
|
|
case VAR_LIST:
|
|
if (tv->vval.v_list == NULL && sv->sv_type != &t_list_empty)
|
|
(void)rettv_list_alloc(tv);
|
|
break;
|
|
case VAR_DICT:
|
|
if (tv->vval.v_dict == NULL && sv->sv_type != &t_dict_empty)
|
|
(void)rettv_dict_alloc(tv);
|
|
break;
|
|
case VAR_BLOB:
|
|
if (tv->vval.v_blob == NULL && sv->sv_type != &t_blob_null)
|
|
(void)rettv_blob_alloc(tv);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Return the character "str[index]" where "index" is the character index,
|
|
* including composing characters.
|
|
* If "index" is out of range NULL is returned.
|
|
*/
|
|
char_u *
|
|
char_from_string(char_u *str, varnumber_T index)
|
|
{
|
|
size_t nbyte = 0;
|
|
varnumber_T nchar = index;
|
|
size_t slen;
|
|
|
|
if (str == NULL)
|
|
return NULL;
|
|
slen = STRLEN(str);
|
|
|
|
// Do the same as for a list: a negative index counts from the end.
|
|
// Optimization to check the first byte to be below 0x80 (and no composing
|
|
// character follows) makes this a lot faster.
|
|
if (index < 0)
|
|
{
|
|
int clen = 0;
|
|
|
|
for (nbyte = 0; nbyte < slen; ++clen)
|
|
{
|
|
if (str[nbyte] < 0x80 && str[nbyte + 1] < 0x80)
|
|
++nbyte;
|
|
else if (enc_utf8)
|
|
nbyte += utfc_ptr2len(str + nbyte);
|
|
else
|
|
nbyte += mb_ptr2len(str + nbyte);
|
|
}
|
|
nchar = clen + index;
|
|
if (nchar < 0)
|
|
// unlike list: index out of range results in empty string
|
|
return NULL;
|
|
}
|
|
|
|
for (nbyte = 0; nchar > 0 && nbyte < slen; --nchar)
|
|
{
|
|
if (str[nbyte] < 0x80 && str[nbyte + 1] < 0x80)
|
|
++nbyte;
|
|
else if (enc_utf8)
|
|
nbyte += utfc_ptr2len(str + nbyte);
|
|
else
|
|
nbyte += mb_ptr2len(str + nbyte);
|
|
}
|
|
if (nbyte >= slen)
|
|
return NULL;
|
|
return vim_strnsave(str + nbyte, mb_ptr2len(str + nbyte));
|
|
}
|
|
|
|
/*
|
|
* Get the byte index for character index "idx" in string "str" with length
|
|
* "str_len". Composing characters are included.
|
|
* If going over the end return "str_len".
|
|
* If "idx" is negative count from the end, -1 is the last character.
|
|
* When going over the start return -1.
|
|
*/
|
|
static long
|
|
char_idx2byte(char_u *str, size_t str_len, varnumber_T idx)
|
|
{
|
|
varnumber_T nchar = idx;
|
|
size_t nbyte = 0;
|
|
|
|
if (nchar >= 0)
|
|
{
|
|
while (nchar > 0 && nbyte < str_len)
|
|
{
|
|
nbyte += mb_ptr2len(str + nbyte);
|
|
--nchar;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
nbyte = str_len;
|
|
while (nchar < 0 && nbyte > 0)
|
|
{
|
|
--nbyte;
|
|
nbyte -= mb_head_off(str, str + nbyte);
|
|
++nchar;
|
|
}
|
|
if (nchar < 0)
|
|
return -1;
|
|
}
|
|
return (long)nbyte;
|
|
}
|
|
|
|
/*
|
|
* Return the slice "str[first : last]" using character indexes. Composing
|
|
* characters are included.
|
|
* "exclusive" is TRUE for slice().
|
|
* Return NULL when the result is empty.
|
|
*/
|
|
char_u *
|
|
string_slice(char_u *str, varnumber_T first, varnumber_T last, int exclusive)
|
|
{
|
|
long start_byte, end_byte;
|
|
size_t slen;
|
|
|
|
if (str == NULL)
|
|
return NULL;
|
|
slen = STRLEN(str);
|
|
start_byte = char_idx2byte(str, slen, first);
|
|
if (start_byte < 0)
|
|
start_byte = 0; // first index very negative: use zero
|
|
if ((last == -1 && !exclusive) || last == VARNUM_MAX)
|
|
end_byte = (long)slen;
|
|
else
|
|
{
|
|
end_byte = char_idx2byte(str, slen, last);
|
|
if (!exclusive && end_byte >= 0 && end_byte < (long)slen)
|
|
// end index is inclusive
|
|
end_byte += mb_ptr2len(str + end_byte);
|
|
}
|
|
|
|
if (start_byte >= (long)slen || end_byte <= start_byte)
|
|
return NULL;
|
|
return vim_strnsave(str + start_byte, end_byte - start_byte);
|
|
}
|
|
|
|
/*
|
|
* Get a script variable for ISN_STORESCRIPT and ISN_LOADSCRIPT.
|
|
* When "dfunc_idx" is negative don't give an error.
|
|
* Returns NULL for an error.
|
|
*/
|
|
static svar_T *
|
|
get_script_svar(scriptref_T *sref, int dfunc_idx)
|
|
{
|
|
scriptitem_T *si = SCRIPT_ITEM(sref->sref_sid);
|
|
dfunc_T *dfunc = dfunc_idx < 0 ? NULL
|
|
: ((dfunc_T *)def_functions.ga_data) + dfunc_idx;
|
|
svar_T *sv;
|
|
|
|
if (sref->sref_seq != si->sn_script_seq)
|
|
{
|
|
// The script was reloaded after the function was compiled, the
|
|
// script_idx may not be valid.
|
|
if (dfunc != NULL)
|
|
semsg(_(e_script_variable_invalid_after_reload_in_function_str),
|
|
printable_func_name(dfunc->df_ufunc));
|
|
return NULL;
|
|
}
|
|
sv = ((svar_T *)si->sn_var_vals.ga_data) + sref->sref_idx;
|
|
if (sv->sv_name == NULL)
|
|
{
|
|
if (dfunc != NULL)
|
|
emsg(_(e_script_variable_was_deleted));
|
|
return NULL;
|
|
}
|
|
if (!equal_type(sv->sv_type, sref->sref_type, 0))
|
|
{
|
|
if (dfunc != NULL)
|
|
emsg(_(e_script_variable_type_changed));
|
|
return NULL;
|
|
}
|
|
|
|
if ((sv->sv_flags & SVFLAG_EXPORTED) == 0
|
|
&& sref->sref_sid != current_sctx.sc_sid)
|
|
{
|
|
if (dfunc != NULL)
|
|
semsg(_(e_item_not_exported_in_script_str), sv->sv_name);
|
|
return NULL;
|
|
}
|
|
return sv;
|
|
}
|
|
|
|
/*
|
|
* Function passed to do_cmdline() for splitting a script joined by NL
|
|
* characters.
|
|
*/
|
|
static char_u *
|
|
get_split_sourceline(
|
|
int c UNUSED,
|
|
void *cookie,
|
|
int indent UNUSED,
|
|
getline_opt_T options UNUSED)
|
|
{
|
|
source_cookie_T *sp = (source_cookie_T *)cookie;
|
|
char_u *p;
|
|
char_u *line;
|
|
|
|
p = vim_strchr(sp->nextline, '\n');
|
|
if (p == NULL)
|
|
{
|
|
line = vim_strsave(sp->nextline);
|
|
sp->nextline += STRLEN(sp->nextline);
|
|
}
|
|
else
|
|
{
|
|
line = vim_strnsave(sp->nextline, p - sp->nextline);
|
|
sp->nextline = p + 1;
|
|
}
|
|
return line;
|
|
}
|
|
|
|
/*
|
|
* Execute a function by "name".
|
|
* This can be a builtin function, user function or a funcref.
|
|
* "iptr" can be used to replace the instruction with a more efficient one.
|
|
*/
|
|
static int
|
|
call_eval_func(
|
|
char_u *name,
|
|
int argcount,
|
|
ectx_T *ectx,
|
|
isn_T *iptr)
|
|
{
|
|
int called_emsg_before = called_emsg;
|
|
int res;
|
|
|
|
res = call_by_name(name, argcount, ectx, iptr, NULL);
|
|
if (res == FAIL && called_emsg == called_emsg_before)
|
|
{
|
|
dictitem_T *v;
|
|
|
|
v = find_var(name, NULL, FALSE);
|
|
if (v == NULL || (v->di_tv.v_type != VAR_PARTIAL
|
|
&& v->di_tv.v_type != VAR_FUNC))
|
|
{
|
|
emsg_funcname(e_unknown_function_str, name);
|
|
return FAIL;
|
|
}
|
|
return call_partial(&v->di_tv, argcount, ectx);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
* When a function reference is used, fill a partial with the information
|
|
* needed, especially when it is used as a closure.
|
|
*/
|
|
int
|
|
fill_partial_and_closure(
|
|
partial_T *pt,
|
|
ufunc_T *ufunc,
|
|
loopvarinfo_T *lvi,
|
|
ectx_T *ectx)
|
|
{
|
|
pt->pt_func = ufunc;
|
|
pt->pt_refcount = 1;
|
|
|
|
if (ufunc->uf_flags & FC_CLOSURE)
|
|
{
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx;
|
|
|
|
// The closure may need to find arguments and local variables of the
|
|
// current function in the stack.
|
|
pt->pt_outer.out_stack = &ectx->ec_stack;
|
|
pt->pt_outer.out_frame_idx = ectx->ec_frame_idx;
|
|
if (ectx->ec_outer_ref != NULL)
|
|
{
|
|
// The current context already has a context, link to that one.
|
|
pt->pt_outer.out_up = ectx->ec_outer_ref->or_outer;
|
|
if (ectx->ec_outer_ref->or_partial != NULL)
|
|
{
|
|
pt->pt_outer.out_up_partial = ectx->ec_outer_ref->or_partial;
|
|
++pt->pt_outer.out_up_partial->pt_refcount;
|
|
}
|
|
}
|
|
|
|
if (lvi != NULL)
|
|
{
|
|
int depth;
|
|
|
|
// The closure may need to find variables defined inside a loop,
|
|
// for every nested loop. A new reference is made every time,
|
|
// ISN_ENDLOOP will check if they are actually used.
|
|
for (depth = 0; depth < lvi->lvi_depth; ++depth)
|
|
{
|
|
pt->pt_outer.out_loop[depth].stack = &ectx->ec_stack;
|
|
pt->pt_outer.out_loop[depth].var_idx = ectx->ec_frame_idx
|
|
+ STACK_FRAME_SIZE + lvi->lvi_loop[depth].var_idx;
|
|
pt->pt_outer.out_loop[depth].var_count =
|
|
lvi->lvi_loop[depth].var_count;
|
|
}
|
|
pt->pt_outer.out_loop_size = lvi->lvi_depth;
|
|
}
|
|
else
|
|
pt->pt_outer.out_loop_size = 0;
|
|
|
|
// If the function currently executing returns and the closure is still
|
|
// being referenced, we need to make a copy of the context (arguments
|
|
// and local variables) so that the closure can use it later.
|
|
// Store a reference to the partial so we can handle that.
|
|
if (GA_GROW_FAILS(&ectx->ec_funcrefs, 1))
|
|
{
|
|
vim_free(pt);
|
|
return FAIL;
|
|
}
|
|
// Extra variable keeps the count of closures created in the current
|
|
// function call.
|
|
++(((typval_T *)ectx->ec_stack.ga_data) + ectx->ec_frame_idx
|
|
+ STACK_FRAME_SIZE + dfunc->df_varcount)->vval.v_number;
|
|
|
|
((partial_T **)ectx->ec_funcrefs.ga_data)[ectx->ec_funcrefs.ga_len]
|
|
= pt;
|
|
++pt->pt_refcount;
|
|
++ectx->ec_funcrefs.ga_len;
|
|
}
|
|
++ufunc->uf_refcount;
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Execute iptr->isn_arg.string as an Ex command.
|
|
*/
|
|
static int
|
|
exec_command(isn_T *iptr, char_u *cmd_string)
|
|
{
|
|
source_cookie_T cookie;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
// Pass getsourceline to get an error for a missing ":end" command.
|
|
CLEAR_FIELD(cookie);
|
|
cookie.sourcing_lnum = iptr->isn_lnum - 1;
|
|
if (do_cmdline(cmd_string, getsourceline, &cookie,
|
|
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED) == FAIL
|
|
|| did_emsg)
|
|
return FAIL;
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* If script "sid" is not loaded yet then load it now.
|
|
* Caller must make sure "sid" is a valid script ID.
|
|
* "loaded" is set to TRUE if the script had to be loaded.
|
|
* Returns FAIL if loading fails, OK if already loaded or loaded now.
|
|
*/
|
|
int
|
|
may_load_script(int sid, int *loaded)
|
|
{
|
|
scriptitem_T *si = SCRIPT_ITEM(sid);
|
|
|
|
if (si->sn_state == SN_STATE_NOT_LOADED)
|
|
{
|
|
*loaded = TRUE;
|
|
if (do_source(si->sn_name, FALSE, DOSO_NONE, NULL) == FAIL)
|
|
{
|
|
semsg(_(e_cant_open_file_str), si->sn_name);
|
|
return FAIL;
|
|
}
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
// used for v_instr of typval of VAR_INSTR
|
|
struct instr_S {
|
|
ectx_T *instr_ectx;
|
|
isn_T *instr_instr;
|
|
};
|
|
|
|
// used for substitute_instr
|
|
typedef struct subs_expr_S {
|
|
ectx_T *subs_ectx;
|
|
isn_T *subs_instr;
|
|
int subs_status;
|
|
} subs_expr_T;
|
|
|
|
// Set when calling do_debug().
|
|
static ectx_T *debug_context = NULL;
|
|
static int debug_var_count;
|
|
|
|
/*
|
|
* When debugging lookup "name" and return the typeval.
|
|
* When not found return NULL.
|
|
*/
|
|
typval_T *
|
|
lookup_debug_var(char_u *name)
|
|
{
|
|
int idx;
|
|
dfunc_T *dfunc;
|
|
ufunc_T *ufunc;
|
|
ectx_T *ectx = debug_context;
|
|
int varargs_off;
|
|
|
|
if (ectx == NULL)
|
|
return NULL;
|
|
dfunc = ((dfunc_T *)def_functions.ga_data) + ectx->ec_dfunc_idx;
|
|
|
|
// Go through the local variable names, from last to first.
|
|
for (idx = debug_var_count - 1; idx >= 0; --idx)
|
|
{
|
|
char_u *varname = ((char_u **)dfunc->df_var_names.ga_data)[idx];
|
|
|
|
// the variable name may be NULL when not available in this block
|
|
if (varname != NULL && STRCMP(varname, name) == 0)
|
|
return STACK_TV_VAR(idx);
|
|
}
|
|
|
|
// Go through argument names.
|
|
ufunc = dfunc->df_ufunc;
|
|
varargs_off = ufunc->uf_va_name == NULL ? 0 : 1;
|
|
for (idx = 0; idx < ufunc->uf_args.ga_len; ++idx)
|
|
if (STRCMP(((char_u **)(ufunc->uf_args.ga_data))[idx], name) == 0)
|
|
return STACK_TV(ectx->ec_frame_idx - ufunc->uf_args.ga_len
|
|
- varargs_off + idx);
|
|
if (ufunc->uf_va_name != NULL && STRCMP(ufunc->uf_va_name, name) == 0)
|
|
return STACK_TV(ectx->ec_frame_idx - 1);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* Return TRUE if there might be a breakpoint in "ufunc", which is when a
|
|
* breakpoint was set in that function or when there is any expression.
|
|
*/
|
|
int
|
|
may_break_in_function(ufunc_T *ufunc)
|
|
{
|
|
return ufunc->uf_has_breakpoint || debug_has_expr_breakpoint();
|
|
}
|
|
|
|
static void
|
|
handle_debug(isn_T *iptr, ectx_T *ectx)
|
|
{
|
|
char_u *line;
|
|
ufunc_T *ufunc = (((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx)->df_ufunc;
|
|
isn_T *ni;
|
|
int end_lnum = iptr->isn_lnum;
|
|
garray_T ga;
|
|
int lnum;
|
|
|
|
if (ex_nesting_level > debug_break_level)
|
|
{
|
|
linenr_T breakpoint;
|
|
|
|
if (!may_break_in_function(ufunc))
|
|
return;
|
|
|
|
// check for the next breakpoint if needed
|
|
breakpoint = dbg_find_breakpoint(FALSE, ufunc->uf_name,
|
|
iptr->isn_arg.debug.dbg_break_lnum);
|
|
if (breakpoint <= 0 || breakpoint > iptr->isn_lnum)
|
|
return;
|
|
}
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
debug_context = ectx;
|
|
debug_var_count = iptr->isn_arg.debug.dbg_var_names_len;
|
|
|
|
for (ni = iptr + 1; ni->isn_type != ISN_FINISH; ++ni)
|
|
if (ni->isn_type == ISN_DEBUG
|
|
|| ni->isn_type == ISN_RETURN
|
|
|| ni->isn_type == ISN_RETURN_OBJECT
|
|
|| ni->isn_type == ISN_RETURN_VOID)
|
|
{
|
|
end_lnum = ni->isn_lnum + (ni->isn_type == ISN_DEBUG ? 0 : 1);
|
|
break;
|
|
}
|
|
|
|
if (end_lnum > iptr->isn_lnum)
|
|
{
|
|
ga_init2(&ga, sizeof(char_u *), 10);
|
|
for (lnum = iptr->isn_lnum; lnum < end_lnum
|
|
&& lnum <= ufunc->uf_lines.ga_len; ++lnum)
|
|
{
|
|
char_u *p = ((char_u **)ufunc->uf_lines.ga_data)[lnum - 1];
|
|
|
|
if (p == NULL)
|
|
continue; // left over from continuation line
|
|
p = skipwhite(p);
|
|
if (*p == '#')
|
|
break;
|
|
if (GA_GROW_OK(&ga, 1))
|
|
((char_u **)(ga.ga_data))[ga.ga_len++] = p;
|
|
if (STRNCMP(p, "def ", 4) == 0)
|
|
break;
|
|
}
|
|
line = ga_concat_strings(&ga, " ");
|
|
vim_free(ga.ga_data);
|
|
}
|
|
else
|
|
line = ((char_u **)ufunc->uf_lines.ga_data)[iptr->isn_lnum - 1];
|
|
|
|
do_debug(line == NULL ? (char_u *)"[empty]" : line);
|
|
debug_context = NULL;
|
|
|
|
if (end_lnum > iptr->isn_lnum)
|
|
vim_free(line);
|
|
}
|
|
|
|
/*
|
|
* Do a runtime check of the RHS value against the LHS List member type.
|
|
* This is used by the STOREINDEX instruction to perform a type check
|
|
* at runtime if compile time type check cannot be performed (VAR_ANY).
|
|
* Returns FAIL if there is a type mismatch.
|
|
*/
|
|
static int
|
|
storeindex_check_list_member_type(
|
|
list_T *lhs_list,
|
|
typval_T *rhs_tv,
|
|
ectx_T *ectx)
|
|
{
|
|
if (lhs_list->lv_type == NULL || lhs_list->lv_type->tt_member == NULL)
|
|
return OK;
|
|
|
|
return check_typval_type(lhs_list->lv_type->tt_member, rhs_tv,
|
|
ectx->ec_where);
|
|
}
|
|
|
|
/*
|
|
* Store a value in a list, dict, blob or object variable.
|
|
* Returns OK, FAIL or NOTDONE (uncatchable error).
|
|
*/
|
|
static int
|
|
execute_storeindex(isn_T *iptr, ectx_T *ectx)
|
|
{
|
|
vartype_T dest_type = iptr->isn_arg.storeindex.si_vartype;
|
|
typval_T *tv;
|
|
typval_T *tv_idx = STACK_TV_BOT(-2);
|
|
long lidx = 0;
|
|
typval_T *tv_dest = STACK_TV_BOT(-1);
|
|
int status = OK;
|
|
int check_rhs_type = FALSE;
|
|
|
|
if (tv_idx->v_type == VAR_NUMBER)
|
|
lidx = (long)tv_idx->vval.v_number;
|
|
|
|
// Stack contains:
|
|
// -3 value to be stored
|
|
// -2 index
|
|
// -1 dict, list, blob, object or class
|
|
tv = STACK_TV_BOT(-3);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
|
|
// Make sure an object has been initialized
|
|
if (dest_type == VAR_OBJECT && tv_dest->vval.v_object == NULL)
|
|
{
|
|
emsg(_(e_using_null_object));
|
|
status = FAIL;
|
|
}
|
|
else if (dest_type == VAR_ANY)
|
|
{
|
|
check_rhs_type = TRUE;
|
|
dest_type = tv_dest->v_type;
|
|
if (dest_type == VAR_DICT)
|
|
status = do_2string(tv_idx, TRUE, FALSE);
|
|
else if (dest_type == VAR_OBJECT && tv_idx->v_type == VAR_STRING)
|
|
{
|
|
// Need to get the member index now that the class is known.
|
|
object_T *obj = tv_dest->vval.v_object;
|
|
if (obj == NULL)
|
|
{
|
|
emsg(_(e_using_null_object));
|
|
status = FAIL;
|
|
}
|
|
else
|
|
{
|
|
class_T *cl = obj->obj_class;
|
|
char_u *member = tv_idx->vval.v_string;
|
|
|
|
int m_idx;
|
|
ocmember_T *m = object_member_lookup(cl, member, 0, &m_idx);
|
|
if (m != NULL)
|
|
{
|
|
// Get the current function
|
|
ufunc_T *ufunc = (((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx)->df_ufunc;
|
|
where_T where = WHERE_INIT;
|
|
|
|
// Check whether the member variable is writeable
|
|
if ((m->ocm_access != VIM_ACCESS_ALL) &&
|
|
(ufunc->uf_class == NULL ||
|
|
!class_instance_of(ufunc->uf_class, cl)))
|
|
{
|
|
char *msg = (m->ocm_access == VIM_ACCESS_PRIVATE)
|
|
? e_cannot_access_protected_variable_str
|
|
: e_variable_is_not_writable_str;
|
|
emsg_var_cl_define(msg, m->ocm_name, 0, cl);
|
|
status = FAIL;
|
|
}
|
|
// Fail if the variable is a const or final or the type
|
|
// is not compatible
|
|
else if (oc_var_check_ro(cl, m) ||
|
|
check_typval_type(m->ocm_type, tv, where)
|
|
== FAIL)
|
|
status = FAIL;
|
|
else
|
|
lidx = m_idx;
|
|
}
|
|
else
|
|
{
|
|
member_not_found_msg(cl, VAR_OBJECT, member, 0);
|
|
status = FAIL;
|
|
}
|
|
}
|
|
}
|
|
else if ((dest_type == VAR_LIST || dest_type == VAR_OBJECT)
|
|
&& tv_idx->v_type != VAR_NUMBER)
|
|
{
|
|
emsg(_(e_number_expected));
|
|
status = FAIL;
|
|
}
|
|
}
|
|
|
|
if (status == OK)
|
|
{
|
|
if (dest_type == VAR_LIST)
|
|
{
|
|
list_T *list = tv_dest->vval.v_list;
|
|
|
|
if (list == NULL)
|
|
{
|
|
emsg(_(e_list_not_set));
|
|
return FAIL;
|
|
}
|
|
if (lidx < 0 && list->lv_len + lidx >= 0)
|
|
// negative index is relative to the end
|
|
lidx = list->lv_len + lidx;
|
|
if (lidx < 0 || lidx > list->lv_len)
|
|
{
|
|
semsg(_(e_list_index_out_of_range_nr), lidx);
|
|
return FAIL;
|
|
}
|
|
|
|
// Do a runtime type check for VAR_ANY
|
|
if (check_rhs_type &&
|
|
storeindex_check_list_member_type(list, tv, ectx) == FAIL)
|
|
return FAIL;
|
|
|
|
if (lidx < list->lv_len)
|
|
{
|
|
listitem_T *li = list_find(list, lidx);
|
|
|
|
if (error_if_locked(li->li_tv.v_lock,
|
|
e_cannot_change_locked_list_item))
|
|
return FAIL;
|
|
// overwrite existing list item
|
|
clear_tv(&li->li_tv);
|
|
li->li_tv = *tv;
|
|
}
|
|
else
|
|
{
|
|
if (error_if_locked(list->lv_lock, e_cannot_change_locked_list))
|
|
return FAIL;
|
|
// append to list, only fails when out of memory
|
|
if (list_append_tv(list, tv) == FAIL)
|
|
return NOTDONE;
|
|
clear_tv(tv);
|
|
}
|
|
}
|
|
else if (dest_type == VAR_DICT)
|
|
{
|
|
char_u *key = tv_idx->vval.v_string;
|
|
dict_T *dict = tv_dest->vval.v_dict;
|
|
dictitem_T *di;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (dict == NULL)
|
|
{
|
|
emsg(_(e_dictionary_not_set));
|
|
return FAIL;
|
|
}
|
|
if (key == NULL)
|
|
key = (char_u *)"";
|
|
di = dict_find(dict, key, -1);
|
|
if (di != NULL)
|
|
{
|
|
if (error_if_locked(di->di_tv.v_lock,
|
|
e_cannot_change_dict_item))
|
|
return FAIL;
|
|
// overwrite existing value
|
|
clear_tv(&di->di_tv);
|
|
di->di_tv = *tv;
|
|
}
|
|
else
|
|
{
|
|
if (error_if_locked(dict->dv_lock, e_cannot_change_dict))
|
|
return FAIL;
|
|
// add to dict, only fails when out of memory
|
|
if (dict_add_tv(dict, (char *)key, tv) == FAIL)
|
|
return NOTDONE;
|
|
clear_tv(tv);
|
|
}
|
|
}
|
|
else if (dest_type == VAR_BLOB)
|
|
{
|
|
blob_T *blob = tv_dest->vval.v_blob;
|
|
varnumber_T nr;
|
|
int error = FALSE;
|
|
int len;
|
|
|
|
if (blob == NULL)
|
|
{
|
|
emsg(_(e_blob_not_set));
|
|
return FAIL;
|
|
}
|
|
len = blob_len(blob);
|
|
if (lidx < 0 && len + lidx >= 0)
|
|
// negative index is relative to the end
|
|
lidx = len + lidx;
|
|
|
|
// Can add one byte at the end.
|
|
if (lidx < 0 || lidx > len)
|
|
{
|
|
semsg(_(e_blob_index_out_of_range_nr), lidx);
|
|
return FAIL;
|
|
}
|
|
if (value_check_lock(blob->bv_lock, (char_u *)"blob", FALSE))
|
|
return FAIL;
|
|
nr = tv_get_number_chk(tv, &error);
|
|
if (error)
|
|
return FAIL;
|
|
blob_set_append(blob, lidx, nr);
|
|
}
|
|
else if (dest_type == VAR_CLASS || dest_type == VAR_OBJECT)
|
|
{
|
|
typval_T *otv;
|
|
|
|
if (dest_type == VAR_OBJECT)
|
|
{
|
|
object_T *obj = tv_dest->vval.v_object;
|
|
|
|
otv = (typval_T *)(obj + 1);
|
|
class_T *itf = iptr->isn_arg.storeindex.si_class;
|
|
if (itf != NULL)
|
|
// convert interface member index to class member index
|
|
lidx = object_index_from_itf_index(itf, FALSE, lidx,
|
|
obj->obj_class);
|
|
}
|
|
else
|
|
{
|
|
// VAR_CLASS
|
|
class_T *class = tv_dest->vval.v_class;
|
|
otv = class->class_members_tv;
|
|
}
|
|
|
|
clear_tv(&otv[lidx]);
|
|
otv[lidx] = *tv;
|
|
}
|
|
else
|
|
{
|
|
status = FAIL;
|
|
semsg(_(e_cannot_index_str), vartype_name(dest_type));
|
|
}
|
|
}
|
|
|
|
clear_tv(tv_idx);
|
|
clear_tv(tv_dest);
|
|
ectx->ec_stack.ga_len -= 3;
|
|
if (status == FAIL)
|
|
{
|
|
clear_tv(tv);
|
|
return FAIL;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Store a value in a list or blob range.
|
|
*/
|
|
static int
|
|
execute_storerange(isn_T *iptr, ectx_T *ectx)
|
|
{
|
|
typval_T *tv;
|
|
typval_T *tv_idx1 = STACK_TV_BOT(-3);
|
|
typval_T *tv_idx2 = STACK_TV_BOT(-2);
|
|
typval_T *tv_dest = STACK_TV_BOT(-1);
|
|
int status = OK;
|
|
|
|
// Stack contains:
|
|
// -4 value to be stored
|
|
// -3 first index or "none"
|
|
// -2 second index or "none"
|
|
// -1 destination list or blob
|
|
tv = STACK_TV_BOT(-4);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (tv_dest->v_type == VAR_LIST)
|
|
{
|
|
long n1;
|
|
long n2;
|
|
listitem_T *li1;
|
|
|
|
n1 = (long)tv_get_number_chk(tv_idx1, NULL);
|
|
if (tv_idx2->v_type == VAR_SPECIAL
|
|
&& tv_idx2->vval.v_number == VVAL_NONE)
|
|
n2 = list_len(tv_dest->vval.v_list) - 1;
|
|
else
|
|
n2 = (long)tv_get_number_chk(tv_idx2, NULL);
|
|
|
|
li1 = check_range_index_one(tv_dest->vval.v_list, &n1, TRUE, FALSE);
|
|
if (li1 == NULL)
|
|
status = FAIL;
|
|
else
|
|
{
|
|
status = check_range_index_two(tv_dest->vval.v_list,
|
|
&n1, li1, &n2, FALSE);
|
|
if (status != FAIL)
|
|
status = list_assign_range(
|
|
tv_dest->vval.v_list,
|
|
tv->vval.v_list,
|
|
n1,
|
|
n2,
|
|
tv_idx2->v_type == VAR_SPECIAL,
|
|
(char_u *)"=",
|
|
(char_u *)"[unknown]");
|
|
}
|
|
}
|
|
else if (tv_dest->v_type == VAR_BLOB)
|
|
{
|
|
varnumber_T n1;
|
|
varnumber_T n2;
|
|
long bloblen;
|
|
|
|
n1 = tv_get_number_chk(tv_idx1, NULL);
|
|
if (tv_idx2->v_type == VAR_SPECIAL
|
|
&& tv_idx2->vval.v_number == VVAL_NONE)
|
|
n2 = blob_len(tv_dest->vval.v_blob) - 1;
|
|
else
|
|
n2 = tv_get_number_chk(tv_idx2, NULL);
|
|
bloblen = blob_len(tv_dest->vval.v_blob);
|
|
|
|
if (check_blob_index(bloblen, n1, FALSE) == FAIL
|
|
|| check_blob_range(bloblen, n1, n2, FALSE) == FAIL)
|
|
status = FAIL;
|
|
else
|
|
status = blob_set_range(tv_dest->vval.v_blob, n1, n2, tv);
|
|
}
|
|
else
|
|
{
|
|
status = FAIL;
|
|
emsg(_(e_list_or_blob_required));
|
|
}
|
|
|
|
clear_tv(tv_idx1);
|
|
clear_tv(tv_idx2);
|
|
clear_tv(tv_dest);
|
|
ectx->ec_stack.ga_len -= 4;
|
|
clear_tv(tv);
|
|
|
|
return status;
|
|
}
|
|
|
|
/*
|
|
* Unlet item in list or dict variable.
|
|
*/
|
|
static int
|
|
execute_unletindex(isn_T *iptr, ectx_T *ectx)
|
|
{
|
|
typval_T *tv_idx = STACK_TV_BOT(-2);
|
|
typval_T *tv_dest = STACK_TV_BOT(-1);
|
|
int status = OK;
|
|
|
|
// Stack contains:
|
|
// -2 index
|
|
// -1 dict or list
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (tv_dest->v_type == VAR_DICT)
|
|
{
|
|
// unlet a dict item, index must be a string
|
|
if (tv_idx->v_type != VAR_STRING && tv_idx->v_type != VAR_NUMBER)
|
|
{
|
|
semsg(_(e_expected_str_but_got_str),
|
|
vartype_name(VAR_STRING),
|
|
vartype_name(tv_idx->v_type));
|
|
status = FAIL;
|
|
}
|
|
else
|
|
{
|
|
dict_T *d = tv_dest->vval.v_dict;
|
|
char_u *key;
|
|
dictitem_T *di = NULL;
|
|
|
|
if (d != NULL && value_check_lock(
|
|
d->dv_lock, NULL, FALSE))
|
|
status = FAIL;
|
|
else
|
|
{
|
|
if (tv_idx->v_type == VAR_STRING)
|
|
{
|
|
key = tv_idx->vval.v_string;
|
|
if (key == NULL)
|
|
key = (char_u *)"";
|
|
}
|
|
else
|
|
{
|
|
key = tv_get_string(tv_idx);
|
|
}
|
|
if (d != NULL)
|
|
di = dict_find(d, key, (int)STRLEN(key));
|
|
if (di == NULL)
|
|
{
|
|
// NULL dict is equivalent to empty dict
|
|
semsg(_(e_key_not_present_in_dictionary_str), key);
|
|
status = FAIL;
|
|
}
|
|
else if (var_check_fixed(di->di_flags,
|
|
NULL, FALSE)
|
|
|| var_check_ro(di->di_flags,
|
|
NULL, FALSE))
|
|
status = FAIL;
|
|
else
|
|
dictitem_remove(d, di, "unlet");
|
|
}
|
|
}
|
|
}
|
|
else if (tv_dest->v_type == VAR_LIST)
|
|
{
|
|
// unlet a List item, index must be a number
|
|
if (check_for_number(tv_idx) == FAIL)
|
|
{
|
|
status = FAIL;
|
|
}
|
|
else
|
|
{
|
|
list_T *l = tv_dest->vval.v_list;
|
|
long n = (long)tv_idx->vval.v_number;
|
|
|
|
if (l != NULL && value_check_lock(
|
|
l->lv_lock, NULL, FALSE))
|
|
status = FAIL;
|
|
else
|
|
{
|
|
listitem_T *li = list_find(l, n);
|
|
|
|
if (li == NULL)
|
|
{
|
|
semsg(_(e_list_index_out_of_range_nr), n);
|
|
status = FAIL;
|
|
}
|
|
else
|
|
listitem_remove(l, li);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
status = FAIL;
|
|
semsg(_(e_cannot_index_str),
|
|
vartype_name(tv_dest->v_type));
|
|
}
|
|
|
|
clear_tv(tv_idx);
|
|
clear_tv(tv_dest);
|
|
ectx->ec_stack.ga_len -= 2;
|
|
|
|
return status;
|
|
}
|
|
|
|
/*
|
|
* Unlet a range of items in a list variable.
|
|
*/
|
|
static int
|
|
execute_unletrange(isn_T *iptr, ectx_T *ectx)
|
|
{
|
|
// Stack contains:
|
|
// -3 index1
|
|
// -2 index2
|
|
// -1 dict or list
|
|
typval_T *tv_idx1 = STACK_TV_BOT(-3);
|
|
typval_T *tv_idx2 = STACK_TV_BOT(-2);
|
|
typval_T *tv_dest = STACK_TV_BOT(-1);
|
|
int status = OK;
|
|
|
|
if (tv_dest->v_type == VAR_LIST)
|
|
{
|
|
// indexes must be a number
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (check_for_number(tv_idx1) == FAIL
|
|
|| (tv_idx2->v_type != VAR_SPECIAL
|
|
&& check_for_number(tv_idx2) == FAIL))
|
|
{
|
|
status = FAIL;
|
|
}
|
|
else
|
|
{
|
|
list_T *l = tv_dest->vval.v_list;
|
|
long n1 = (long)tv_idx1->vval.v_number;
|
|
long n2 = tv_idx2->v_type == VAR_SPECIAL
|
|
? 0 : (long)tv_idx2->vval.v_number;
|
|
listitem_T *li;
|
|
|
|
li = list_find_index(l, &n1);
|
|
if (li == NULL)
|
|
{
|
|
semsg(_(e_list_index_out_of_range_nr),
|
|
(long)tv_idx1->vval.v_number);
|
|
status = FAIL;
|
|
}
|
|
else
|
|
{
|
|
if (n1 < 0)
|
|
n1 = list_idx_of_item(l, li);
|
|
if (n2 < 0)
|
|
{
|
|
listitem_T *li2 = list_find(l, n2);
|
|
|
|
if (li2 == NULL)
|
|
{
|
|
semsg(_(e_list_index_out_of_range_nr), n2);
|
|
status = FAIL;
|
|
}
|
|
else
|
|
n2 = list_idx_of_item(l, li2);
|
|
}
|
|
if (status != FAIL
|
|
&& tv_idx2->v_type != VAR_SPECIAL
|
|
&& n2 < n1)
|
|
{
|
|
semsg(_(e_list_index_out_of_range_nr), n2);
|
|
status = FAIL;
|
|
}
|
|
if (status != FAIL)
|
|
list_unlet_range(l, li, n1,
|
|
tv_idx2->v_type != VAR_SPECIAL, n2);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
status = FAIL;
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_cannot_index_str),
|
|
vartype_name(tv_dest->v_type));
|
|
}
|
|
|
|
clear_tv(tv_idx1);
|
|
clear_tv(tv_idx2);
|
|
clear_tv(tv_dest);
|
|
ectx->ec_stack.ga_len -= 3;
|
|
|
|
return status;
|
|
}
|
|
|
|
/*
|
|
* Top of a for loop.
|
|
*/
|
|
static int
|
|
execute_for(isn_T *iptr, ectx_T *ectx)
|
|
{
|
|
typval_T *tv;
|
|
int jump = FALSE;
|
|
typval_T *ltv = STACK_TV_BOT(-1);
|
|
typval_T *idxtv =
|
|
STACK_TV_VAR(iptr->isn_arg.forloop.for_loop_idx);
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
return FAIL;
|
|
if (ltv->v_type == VAR_LIST)
|
|
{
|
|
list_T *list = ltv->vval.v_list;
|
|
|
|
// push the next item from the list
|
|
++idxtv->vval.v_number;
|
|
if (list == NULL
|
|
|| idxtv->vval.v_number >= list->lv_len)
|
|
{
|
|
jump = TRUE;
|
|
}
|
|
else if (list->lv_first == &range_list_item)
|
|
{
|
|
// non-materialized range() list
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->v_lock = 0;
|
|
tv->vval.v_number = list_find_nr(
|
|
list, idxtv->vval.v_number, NULL);
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
else
|
|
{
|
|
listitem_T *li = list_find(list,
|
|
idxtv->vval.v_number);
|
|
|
|
copy_tv(&li->li_tv, STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
}
|
|
else if (ltv->v_type == VAR_STRING)
|
|
{
|
|
char_u *str = ltv->vval.v_string;
|
|
|
|
// The index is for the last byte of the previous
|
|
// character.
|
|
++idxtv->vval.v_number;
|
|
if (str == NULL || str[idxtv->vval.v_number] == NUL)
|
|
{
|
|
jump = TRUE;
|
|
}
|
|
else
|
|
{
|
|
int clen = mb_ptr2len(str + idxtv->vval.v_number);
|
|
|
|
// Push the next character from the string.
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_type = VAR_STRING;
|
|
tv->vval.v_string = vim_strnsave(
|
|
str + idxtv->vval.v_number, clen);
|
|
++ectx->ec_stack.ga_len;
|
|
idxtv->vval.v_number += clen - 1;
|
|
}
|
|
}
|
|
else if (ltv->v_type == VAR_BLOB)
|
|
{
|
|
blob_T *blob = ltv->vval.v_blob;
|
|
|
|
// When we get here the first time make a copy of the
|
|
// blob, so that the iteration still works when it is
|
|
// changed.
|
|
if (idxtv->vval.v_number == -1 && blob != NULL)
|
|
{
|
|
blob_copy(blob, ltv);
|
|
blob_unref(blob);
|
|
blob = ltv->vval.v_blob;
|
|
}
|
|
|
|
// The index is for the previous byte.
|
|
++idxtv->vval.v_number;
|
|
if (blob == NULL || idxtv->vval.v_number >= blob_len(blob))
|
|
{
|
|
jump = TRUE;
|
|
}
|
|
else
|
|
{
|
|
// Push the next byte from the blob.
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = blob_get(blob,
|
|
idxtv->vval.v_number);
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
semsg(_(e_for_loop_on_str_not_supported),
|
|
vartype_name(ltv->v_type));
|
|
return FAIL;
|
|
}
|
|
|
|
if (jump)
|
|
{
|
|
// past the end of the list/string/blob, jump to "endfor"
|
|
ectx->ec_iidx = iptr->isn_arg.forloop.for_end;
|
|
may_restore_cmdmod(&ectx->ec_funclocal);
|
|
}
|
|
else
|
|
{
|
|
// Store the current number of funcrefs, this may be used in
|
|
// ISN_LOOPEND. The variable index is always one more than the loop
|
|
// variable index.
|
|
tv = STACK_TV_VAR(iptr->isn_arg.forloop.for_loop_idx + 1);
|
|
tv->vval.v_number = ectx->ec_funcrefs.ga_len;
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Code for handling variables declared inside a loop and used in a closure.
|
|
* This is very similar to what is done with funcstack_T. The difference is
|
|
* that the funcstack_T has the scope of a function, while a loopvars_T has the
|
|
* scope of the block inside a loop and each loop may have its own.
|
|
*/
|
|
|
|
// Double linked list of loopvars_T in use.
|
|
static loopvars_T *first_loopvars = NULL;
|
|
|
|
static void
|
|
add_loopvars_to_list(loopvars_T *loopvars)
|
|
{
|
|
// Link in list of loopvarss.
|
|
if (first_loopvars != NULL)
|
|
first_loopvars->lvs_prev = loopvars;
|
|
loopvars->lvs_next = first_loopvars;
|
|
loopvars->lvs_prev = NULL;
|
|
first_loopvars = loopvars;
|
|
}
|
|
|
|
static void
|
|
remove_loopvars_from_list(loopvars_T *loopvars)
|
|
{
|
|
if (loopvars->lvs_prev == NULL)
|
|
first_loopvars = loopvars->lvs_next;
|
|
else
|
|
loopvars->lvs_prev->lvs_next = loopvars->lvs_next;
|
|
if (loopvars->lvs_next != NULL)
|
|
loopvars->lvs_next->lvs_prev = loopvars->lvs_prev;
|
|
}
|
|
|
|
/*
|
|
* End of a for or while loop: Handle any variables used by a closure.
|
|
*/
|
|
static int
|
|
execute_endloop(isn_T *iptr, ectx_T *ectx)
|
|
{
|
|
endloop_T *endloop = &iptr->isn_arg.endloop;
|
|
typval_T *tv_refcount = STACK_TV_VAR(endloop->end_funcref_idx);
|
|
int prev_closure_count = tv_refcount->vval.v_number;
|
|
int depth = endloop->end_depth;
|
|
garray_T *gap = &ectx->ec_funcrefs;
|
|
int closure_in_use = FALSE;
|
|
loopvars_T *loopvars;
|
|
typval_T *stack;
|
|
int idx;
|
|
|
|
// Check if any created closure is still being referenced and loopvars have
|
|
// not been saved yet for the current depth.
|
|
for (idx = prev_closure_count; idx < gap->ga_len; ++idx)
|
|
{
|
|
partial_T *pt = ((partial_T **)gap->ga_data)[idx];
|
|
|
|
if (pt->pt_refcount > 1 && pt->pt_loopvars[depth] == NULL)
|
|
{
|
|
int refcount = pt->pt_refcount;
|
|
int i;
|
|
|
|
// A Reference in a variable inside the loop doesn't count, it gets
|
|
// unreferenced at the end of the loop.
|
|
for (i = 0; i < endloop->end_var_count; ++i)
|
|
{
|
|
typval_T *stv = STACK_TV_VAR(endloop->end_var_idx + i);
|
|
|
|
if (stv->v_type == VAR_PARTIAL && pt == stv->vval.v_partial)
|
|
--refcount;
|
|
}
|
|
if (refcount > 1)
|
|
{
|
|
closure_in_use = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
// If no function reference were created since the start of the loop block
|
|
// or it is no longer referenced there is nothing to do.
|
|
if (!closure_in_use)
|
|
return OK;
|
|
|
|
// A closure is using variables declared inside the loop.
|
|
// Move them to the called function.
|
|
loopvars = ALLOC_CLEAR_ONE(loopvars_T);
|
|
if (loopvars == NULL)
|
|
return FAIL;
|
|
|
|
loopvars->lvs_ga.ga_len = endloop->end_var_count;
|
|
stack = ALLOC_CLEAR_MULT(typval_T, loopvars->lvs_ga.ga_len);
|
|
loopvars->lvs_ga.ga_data = stack;
|
|
if (stack == NULL)
|
|
{
|
|
vim_free(loopvars);
|
|
return FAIL;
|
|
}
|
|
add_loopvars_to_list(loopvars);
|
|
|
|
// Move the variable values.
|
|
for (idx = 0; idx < endloop->end_var_count; ++idx)
|
|
{
|
|
typval_T *tv = STACK_TV_VAR(endloop->end_var_idx + idx);
|
|
|
|
*(stack + idx) = *tv;
|
|
tv->v_type = VAR_UNKNOWN;
|
|
}
|
|
|
|
for (idx = prev_closure_count; idx < gap->ga_len; ++idx)
|
|
{
|
|
partial_T *pt = ((partial_T **)gap->ga_data)[idx];
|
|
|
|
if (pt->pt_refcount > 1 && pt->pt_loopvars[depth] == NULL)
|
|
{
|
|
++loopvars->lvs_refcount;
|
|
pt->pt_loopvars[depth] = loopvars;
|
|
|
|
pt->pt_outer.out_loop[depth].stack = &loopvars->lvs_ga;
|
|
pt->pt_outer.out_loop[depth].var_idx -=
|
|
ectx->ec_frame_idx + STACK_FRAME_SIZE + endloop->end_var_idx;
|
|
}
|
|
}
|
|
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Called when a partial is freed or its reference count goes down to one. The
|
|
* loopvars may be the only reference to the partials in the local variables.
|
|
* Go over all of them, the funcref and can be freed if all partials
|
|
* referencing the loopvars have a reference count of one.
|
|
* Return TRUE if it was freed.
|
|
*/
|
|
int
|
|
loopvars_check_refcount(loopvars_T *loopvars)
|
|
{
|
|
int i;
|
|
garray_T *gap = &loopvars->lvs_ga;
|
|
int done = 0;
|
|
typval_T *stack = gap->ga_data;
|
|
|
|
if (loopvars->lvs_refcount > loopvars->lvs_min_refcount)
|
|
return FALSE;
|
|
for (i = 0; i < gap->ga_len; ++i)
|
|
{
|
|
typval_T *tv = ((typval_T *)gap->ga_data) + i;
|
|
|
|
if (tv->v_type == VAR_PARTIAL && tv->vval.v_partial != NULL
|
|
&& tv->vval.v_partial->pt_refcount == 1)
|
|
{
|
|
int depth;
|
|
|
|
for (depth = 0; depth < MAX_LOOP_DEPTH; ++depth)
|
|
if (tv->vval.v_partial->pt_loopvars[depth] == loopvars)
|
|
++done;
|
|
}
|
|
}
|
|
if (done != loopvars->lvs_min_refcount)
|
|
return FALSE;
|
|
|
|
// All partials referencing the loopvars have a reference count of
|
|
// one, thus the loopvars is no longer of use.
|
|
stack = gap->ga_data;
|
|
for (i = 0; i < gap->ga_len; ++i)
|
|
clear_tv(stack + i);
|
|
vim_free(stack);
|
|
remove_loopvars_from_list(loopvars);
|
|
vim_free(loopvars);
|
|
return TRUE;
|
|
}
|
|
|
|
/*
|
|
* For garbage collecting: set references in all variables referenced by
|
|
* all loopvars.
|
|
*/
|
|
int
|
|
set_ref_in_loopvars(int copyID)
|
|
{
|
|
loopvars_T *loopvars;
|
|
|
|
for (loopvars = first_loopvars; loopvars != NULL;
|
|
loopvars = loopvars->lvs_next)
|
|
{
|
|
typval_T *stack = loopvars->lvs_ga.ga_data;
|
|
int i;
|
|
|
|
for (i = 0; i < loopvars->lvs_ga.ga_len; ++i)
|
|
if (set_ref_in_item(stack + i, copyID, NULL, NULL))
|
|
return TRUE; // abort
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Load instruction for w:/b:/g:/t: variable.
|
|
* "isn_type" is used instead of "iptr->isn_type".
|
|
*/
|
|
static int
|
|
load_namespace_var(ectx_T *ectx, isntype_T isn_type, isn_T *iptr)
|
|
{
|
|
dictitem_T *di = NULL;
|
|
hashtab_T *ht = NULL;
|
|
char namespace;
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
return NOTDONE;
|
|
switch (isn_type)
|
|
{
|
|
case ISN_LOADG:
|
|
ht = get_globvar_ht();
|
|
namespace = 'g';
|
|
break;
|
|
case ISN_LOADB:
|
|
ht = &curbuf->b_vars->dv_hashtab;
|
|
namespace = 'b';
|
|
break;
|
|
case ISN_LOADW:
|
|
ht = &curwin->w_vars->dv_hashtab;
|
|
namespace = 'w';
|
|
break;
|
|
case ISN_LOADT:
|
|
ht = &curtab->tp_vars->dv_hashtab;
|
|
namespace = 't';
|
|
break;
|
|
default: // Cannot reach here
|
|
return NOTDONE;
|
|
}
|
|
di = find_var_in_ht(ht, 0, iptr->isn_arg.string, TRUE);
|
|
|
|
if (di == NULL)
|
|
{
|
|
if (isn_type == ISN_LOADG)
|
|
{
|
|
ufunc_T *ufunc = find_func(iptr->isn_arg.string, TRUE);
|
|
|
|
// g:Something could be a function
|
|
if (ufunc != NULL)
|
|
{
|
|
typval_T *tv = STACK_TV_BOT(0);
|
|
|
|
++ectx->ec_stack.ga_len;
|
|
tv->v_type = VAR_FUNC;
|
|
tv->vval.v_string = alloc(STRLEN(iptr->isn_arg.string) + 3);
|
|
if (tv->vval.v_string == NULL)
|
|
return FAIL;
|
|
STRCPY(tv->vval.v_string, "g:");
|
|
STRCPY(tv->vval.v_string + 2, iptr->isn_arg.string);
|
|
return OK;
|
|
}
|
|
}
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (vim_strchr(iptr->isn_arg.string, AUTOLOAD_CHAR) != NULL)
|
|
// no check if the item exists in the script but
|
|
// isn't exported, it is too complicated
|
|
semsg(_(e_item_not_found_in_script_str), iptr->isn_arg.string);
|
|
else
|
|
semsg(_(e_undefined_variable_char_str),
|
|
namespace, iptr->isn_arg.string);
|
|
return FAIL;
|
|
}
|
|
else
|
|
{
|
|
copy_tv(&di->di_tv, STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
|
|
static void
|
|
object_required_error(typval_T *tv)
|
|
{
|
|
garray_T type_list;
|
|
ga_init2(&type_list, sizeof(type_T *), 10);
|
|
type_T *type = typval2type(tv, get_copyID(), &type_list, TVTT_DO_MEMBER);
|
|
char *tofree = NULL;
|
|
char *typename = type_name(type, &tofree);
|
|
semsg(_(e_object_required_found_str), typename);
|
|
vim_free(tofree);
|
|
clear_type_list(&type_list);
|
|
}
|
|
|
|
/*
|
|
* Accessing the variable or method of an object or a class stored in a
|
|
* variable of type "any".
|
|
* Returns OK if the member variable is present.
|
|
* Returns FAIL if the variable is not found.
|
|
*/
|
|
static int
|
|
var_any_get_oc_member(class_T *current_class, isn_T *iptr, typval_T *tv)
|
|
{
|
|
int is_object = tv->v_type == VAR_OBJECT;
|
|
class_T *tv_cl;
|
|
object_T *obj = NULL;
|
|
typval_T mtv;
|
|
|
|
if (is_object)
|
|
{
|
|
obj = tv->vval.v_object;
|
|
if (obj == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_using_null_object));
|
|
return FAIL;
|
|
}
|
|
tv_cl = obj->obj_class;
|
|
}
|
|
else
|
|
{
|
|
tv_cl = tv->vval.v_class;
|
|
if (tv_cl == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_using_null_class));
|
|
return FAIL;
|
|
}
|
|
}
|
|
|
|
// get_member_tv() needs the class/object information in the typval
|
|
// argument. So set the object information.
|
|
copy_tv(tv, &mtv);
|
|
|
|
// 'name' can either be an instance or class variable or method
|
|
int namelen = (int)STRLEN(iptr->isn_arg.string);
|
|
int save_did_emsg = did_emsg;
|
|
|
|
if (get_member_tv(tv_cl, is_object, iptr->isn_arg.string, namelen,
|
|
current_class, &mtv) == OK)
|
|
{
|
|
// instance or class variable
|
|
copy_tv(&mtv, tv);
|
|
clear_tv(&mtv);
|
|
return OK;
|
|
}
|
|
|
|
if (did_emsg != save_did_emsg)
|
|
return FAIL;
|
|
|
|
// could be a class or instance method
|
|
ufunc_T *oc_method;
|
|
int oc_method_idx;
|
|
|
|
oc_method = method_lookup(tv_cl, tv->v_type, iptr->isn_arg.string,
|
|
namelen, &oc_method_idx);
|
|
if (oc_method == NULL)
|
|
{
|
|
char *msg;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (is_object)
|
|
msg = e_variable_not_found_on_object_str_str;
|
|
else
|
|
msg = e_class_variable_str_not_found_in_class_str;
|
|
semsg(_(msg), iptr->isn_arg.string, tv_cl->class_name);
|
|
return FAIL;
|
|
}
|
|
|
|
// Protected methods are not accessible outside the class
|
|
if (*oc_method->uf_name == '_'
|
|
&& !class_instance_of(current_class, tv_cl))
|
|
{
|
|
semsg(_(e_cannot_access_protected_method_str), oc_method->uf_name);
|
|
return FAIL;
|
|
}
|
|
|
|
// Create a partial for the instance or class method
|
|
if (obj_method_to_partial_tv(is_object ? obj : NULL, oc_method, tv)
|
|
== FAIL)
|
|
return FAIL;
|
|
|
|
return OK;
|
|
}
|
|
|
|
/*
|
|
* Execute instructions in execution context "ectx".
|
|
* Return OK or FAIL;
|
|
*/
|
|
static int
|
|
exec_instructions(ectx_T *ectx)
|
|
{
|
|
int ret = FAIL;
|
|
int save_trylevel_at_start = ectx->ec_trylevel_at_start;
|
|
int dict_stack_len_at_start = dict_stack.ga_len;
|
|
|
|
// Start execution at the first instruction.
|
|
ectx->ec_iidx = 0;
|
|
|
|
// Only catch exceptions in this instruction list.
|
|
ectx->ec_trylevel_at_start = trylevel;
|
|
|
|
for (;;)
|
|
{
|
|
static int breakcheck_count = 0; // using "static" makes it faster
|
|
isn_T *iptr;
|
|
typval_T *tv;
|
|
|
|
if (unlikely(++breakcheck_count >= 100))
|
|
{
|
|
line_breakcheck();
|
|
breakcheck_count = 0;
|
|
}
|
|
if (unlikely(got_int))
|
|
{
|
|
// Turn CTRL-C into an exception.
|
|
got_int = FALSE;
|
|
if (throw_exception("Vim:Interrupt", ET_INTERRUPT, NULL) == FAIL)
|
|
goto theend;
|
|
did_throw = TRUE;
|
|
}
|
|
|
|
if (unlikely(did_emsg && msg_list != NULL && *msg_list != NULL))
|
|
{
|
|
// Turn an error message into an exception.
|
|
did_emsg = FALSE;
|
|
if (throw_exception(*msg_list, ET_ERROR, NULL) == FAIL)
|
|
goto theend;
|
|
did_throw = TRUE;
|
|
*msg_list = NULL;
|
|
|
|
// This exception was not caught (yet).
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
if (trystack->ga_len > 0)
|
|
{
|
|
trycmd_T *trycmd = ((trycmd_T *)trystack->ga_data)
|
|
+ trystack->ga_len - 1;
|
|
if (trycmd->tcd_frame_idx == ectx->ec_frame_idx)
|
|
{
|
|
if (trycmd->tcd_caught)
|
|
{
|
|
// Inside a "catch" we need to first discard the caught
|
|
// exception.
|
|
finish_exception(caught_stack);
|
|
trycmd->tcd_caught = FALSE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (unlikely(did_throw))
|
|
{
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
trycmd_T *trycmd = NULL;
|
|
int index = trystack->ga_len;
|
|
|
|
// An exception jumps to the first catch, finally, or returns from
|
|
// the current function.
|
|
while (index > 0)
|
|
{
|
|
trycmd = ((trycmd_T *)trystack->ga_data) + index - 1;
|
|
// 1. after :try and before :catch - jump to first :catch
|
|
// 2. in :catch block - jump to :finally
|
|
// 3. in :catch block and no finally - jump to :endtry
|
|
if (!trycmd->tcd_in_catch || trycmd->tcd_finally_idx != 0
|
|
|| trycmd->tcd_frame_idx == ectx->ec_frame_idx)
|
|
break;
|
|
// In the catch and finally block of this try we have to go up
|
|
// one level.
|
|
--index;
|
|
trycmd = NULL;
|
|
}
|
|
if (trycmd != NULL && trycmd->tcd_frame_idx == ectx->ec_frame_idx)
|
|
{
|
|
if (trycmd->tcd_in_catch)
|
|
{
|
|
if (trycmd->tcd_finally_idx > 0)
|
|
{
|
|
// exception inside ":catch", jump to ":finally" once
|
|
ectx->ec_iidx = trycmd->tcd_finally_idx;
|
|
trycmd->tcd_finally_idx = 0;
|
|
}
|
|
else
|
|
{
|
|
// exception inside ":catch" or ":finally", jump to
|
|
// ":endtry"
|
|
ectx->ec_iidx = trycmd->tcd_endtry_idx;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// jump to first ":catch"
|
|
ectx->ec_iidx = trycmd->tcd_catch_idx;
|
|
trycmd->tcd_in_catch = TRUE;
|
|
}
|
|
did_throw = FALSE; // don't come back here until :endtry
|
|
trycmd->tcd_did_throw = TRUE;
|
|
}
|
|
else
|
|
{
|
|
// Not inside try or need to return from current function.
|
|
// Push a dummy return value.
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = 0;
|
|
++ectx->ec_stack.ga_len;
|
|
if (ectx->ec_frame_idx == ectx->ec_initial_frame_idx)
|
|
{
|
|
// At the toplevel we are done.
|
|
need_rethrow = TRUE;
|
|
if (handle_closure_in_use(ectx, FALSE) == FAIL)
|
|
goto theend;
|
|
goto done;
|
|
}
|
|
|
|
if (func_return(ectx) == FAIL)
|
|
goto theend;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
/*
|
|
* Big switch on the instruction. Most compilers will be turning this
|
|
* into an efficient lookup table, since the "case" values are an enum
|
|
* with sequential numbers. It may look ugly, but it should be the
|
|
* most efficient way.
|
|
*/
|
|
iptr = &ectx->ec_instr[ectx->ec_iidx++];
|
|
switch (iptr->isn_type)
|
|
{
|
|
// Constructor, first instruction in a new() method.
|
|
case ISN_CONSTRUCT:
|
|
// "this" is always the local variable at index zero
|
|
tv = STACK_TV_VAR(0);
|
|
tv->v_type = VAR_OBJECT;
|
|
tv->vval.v_object = alloc_clear(
|
|
iptr->isn_arg.construct.construct_size);
|
|
tv->vval.v_object->obj_class =
|
|
iptr->isn_arg.construct.construct_class;
|
|
++tv->vval.v_object->obj_class->class_refcount;
|
|
tv->vval.v_object->obj_refcount = 1;
|
|
object_created(tv->vval.v_object);
|
|
|
|
// When creating an enum value object, initialize the name and
|
|
// ordinal object variables.
|
|
class_T *en = tv->vval.v_object->obj_class;
|
|
if (IS_ENUM(en))
|
|
enum_set_internal_obj_vars(en, tv->vval.v_object);
|
|
break;
|
|
|
|
// execute Ex command line
|
|
case ISN_EXEC:
|
|
if (exec_command(iptr, iptr->isn_arg.string) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
// execute Ex command line split at NL characters.
|
|
case ISN_EXEC_SPLIT:
|
|
{
|
|
source_cookie_T cookie;
|
|
char_u *line;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
CLEAR_FIELD(cookie);
|
|
cookie.sourcing_lnum = iptr->isn_lnum - 1;
|
|
cookie.nextline = iptr->isn_arg.string;
|
|
line = get_split_sourceline(0, &cookie, 0, 0);
|
|
if (do_cmdline(line,
|
|
get_split_sourceline, &cookie,
|
|
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED)
|
|
== FAIL
|
|
|| did_emsg)
|
|
{
|
|
vim_free(line);
|
|
goto on_error;
|
|
}
|
|
vim_free(line);
|
|
}
|
|
break;
|
|
|
|
// execute Ex command line that is only a range
|
|
case ISN_EXECRANGE:
|
|
{
|
|
exarg_T ea;
|
|
char *error = NULL;
|
|
|
|
CLEAR_FIELD(ea);
|
|
ea.cmdidx = CMD_SIZE;
|
|
ea.addr_type = ADDR_LINES;
|
|
ea.cmd = iptr->isn_arg.string;
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
parse_cmd_address(&ea, &error, FALSE);
|
|
if (ea.cmd == NULL)
|
|
goto on_error;
|
|
// error is always NULL when using ADDR_LINES
|
|
error = ex_range_without_command(&ea);
|
|
if (error != NULL)
|
|
{
|
|
emsg(error);
|
|
goto on_error;
|
|
}
|
|
}
|
|
break;
|
|
|
|
// Evaluate an expression with legacy syntax, push it onto the
|
|
// stack.
|
|
case ISN_LEGACY_EVAL:
|
|
{
|
|
char_u *arg = iptr->isn_arg.string;
|
|
int res;
|
|
int save_flags = cmdmod.cmod_flags;
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
init_tv(tv);
|
|
cmdmod.cmod_flags |= CMOD_LEGACY;
|
|
res = eval0(arg, tv, NULL, &EVALARG_EVALUATE);
|
|
cmdmod.cmod_flags = save_flags;
|
|
if (res == FAIL)
|
|
goto on_error;
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// push typeval VAR_INSTR with instructions to be executed
|
|
case ISN_INSTR:
|
|
{
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
tv->vval.v_instr = ALLOC_ONE(instr_T);
|
|
if (tv->vval.v_instr == NULL)
|
|
goto on_error;
|
|
++ectx->ec_stack.ga_len;
|
|
|
|
tv->v_type = VAR_INSTR;
|
|
tv->vval.v_instr->instr_ectx = ectx;
|
|
tv->vval.v_instr->instr_instr = iptr->isn_arg.instr;
|
|
}
|
|
break;
|
|
|
|
case ISN_SOURCE:
|
|
{
|
|
int notused;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (may_load_script((int)iptr->isn_arg.number, ¬used)
|
|
== FAIL)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
// execute :substitute with an expression
|
|
case ISN_SUBSTITUTE:
|
|
{
|
|
subs_T *subs = &iptr->isn_arg.subs;
|
|
source_cookie_T cookie;
|
|
struct subs_expr_S *save_instr = substitute_instr;
|
|
struct subs_expr_S subs_instr;
|
|
int res;
|
|
|
|
subs_instr.subs_ectx = ectx;
|
|
subs_instr.subs_instr = subs->subs_instr;
|
|
subs_instr.subs_status = OK;
|
|
substitute_instr = &subs_instr;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
// This is very much like ISN_EXEC
|
|
CLEAR_FIELD(cookie);
|
|
cookie.sourcing_lnum = iptr->isn_lnum - 1;
|
|
res = do_cmdline(subs->subs_cmd,
|
|
getsourceline, &cookie,
|
|
DOCMD_VERBOSE|DOCMD_NOWAIT|DOCMD_KEYTYPED);
|
|
substitute_instr = save_instr;
|
|
|
|
if (res == FAIL || did_emsg
|
|
|| subs_instr.subs_status == FAIL)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
case ISN_FINISH:
|
|
goto done;
|
|
|
|
case ISN_REDIRSTART:
|
|
// create a dummy entry for var_redir_str()
|
|
if (alloc_redir_lval() == FAIL)
|
|
goto on_error;
|
|
|
|
// The output is stored in growarray "redir_ga" until
|
|
// redirection ends.
|
|
init_redir_ga();
|
|
redir_vname = 1;
|
|
break;
|
|
|
|
case ISN_REDIREND:
|
|
{
|
|
char_u *res = get_clear_redir_ga();
|
|
|
|
// End redirection, put redirected text on the stack.
|
|
clear_redir_lval();
|
|
redir_vname = 0;
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
{
|
|
vim_free(res);
|
|
goto theend;
|
|
}
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_type = VAR_STRING;
|
|
tv->vval.v_string = res;
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
case ISN_CEXPR_AUCMD:
|
|
#ifdef FEAT_QUICKFIX
|
|
force_abort = TRUE;
|
|
if (trigger_cexpr_autocmd(iptr->isn_arg.number) == FAIL)
|
|
goto on_error;
|
|
force_abort = FALSE;
|
|
#endif
|
|
break;
|
|
|
|
case ISN_CEXPR_CORE:
|
|
#ifdef FEAT_QUICKFIX
|
|
{
|
|
exarg_T ea;
|
|
int res;
|
|
|
|
CLEAR_FIELD(ea);
|
|
ea.cmdidx = iptr->isn_arg.cexpr.cexpr_ref->cer_cmdidx;
|
|
ea.forceit = iptr->isn_arg.cexpr.cexpr_ref->cer_forceit;
|
|
ea.cmdlinep = &iptr->isn_arg.cexpr.cexpr_ref->cer_cmdline;
|
|
--ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_BOT(0);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
res = cexpr_core(&ea, tv);
|
|
clear_tv(tv);
|
|
if (res == FAIL)
|
|
goto on_error;
|
|
}
|
|
#endif
|
|
break;
|
|
|
|
// execute Ex command from pieces on the stack
|
|
case ISN_EXECCONCAT:
|
|
{
|
|
int count = iptr->isn_arg.number;
|
|
size_t len = 0;
|
|
int pass;
|
|
int i;
|
|
char_u *cmd = NULL;
|
|
char_u *str;
|
|
|
|
for (pass = 1; pass <= 2; ++pass)
|
|
{
|
|
for (i = 0; i < count; ++i)
|
|
{
|
|
tv = STACK_TV_BOT(i - count);
|
|
str = tv->vval.v_string;
|
|
if (str != NULL && *str != NUL)
|
|
{
|
|
if (pass == 2)
|
|
STRCPY(cmd + len, str);
|
|
len += STRLEN(str);
|
|
}
|
|
if (pass == 2)
|
|
clear_tv(tv);
|
|
}
|
|
if (pass == 1)
|
|
{
|
|
cmd = alloc(len + 1);
|
|
if (unlikely(cmd == NULL))
|
|
goto theend;
|
|
len = 0;
|
|
}
|
|
}
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
do_cmdline_cmd(cmd);
|
|
vim_free(cmd);
|
|
}
|
|
break;
|
|
|
|
// execute :echo {string} ...
|
|
case ISN_ECHO:
|
|
{
|
|
int count = iptr->isn_arg.echo.echo_count;
|
|
int atstart = TRUE;
|
|
int needclr = TRUE;
|
|
int idx;
|
|
|
|
for (idx = 0; idx < count; ++idx)
|
|
{
|
|
tv = STACK_TV_BOT(idx - count);
|
|
echo_one(tv, iptr->isn_arg.echo.echo_with_white,
|
|
&atstart, &needclr);
|
|
clear_tv(tv);
|
|
}
|
|
if (needclr)
|
|
msg_clr_eos();
|
|
ectx->ec_stack.ga_len -= count;
|
|
}
|
|
break;
|
|
|
|
// :execute {string} ...
|
|
// :echomsg {string} ...
|
|
// :echowindow {string} ...
|
|
// :echoconsole {string} ...
|
|
// :echoerr {string} ...
|
|
case ISN_EXECUTE:
|
|
case ISN_ECHOMSG:
|
|
case ISN_ECHOWINDOW:
|
|
case ISN_ECHOCONSOLE:
|
|
case ISN_ECHOERR:
|
|
{
|
|
int count;
|
|
garray_T ga;
|
|
char_u buf[NUMBUFLEN];
|
|
char_u *p;
|
|
int len;
|
|
int failed = FALSE;
|
|
int idx;
|
|
|
|
if (iptr->isn_type == ISN_ECHOWINDOW)
|
|
count = iptr->isn_arg.echowin.ewin_count;
|
|
else
|
|
count = iptr->isn_arg.number;
|
|
ga_init2(&ga, 1, 80);
|
|
for (idx = 0; idx < count; ++idx)
|
|
{
|
|
tv = STACK_TV_BOT(idx - count);
|
|
if (iptr->isn_type == ISN_EXECUTE)
|
|
{
|
|
if (tv->v_type == VAR_CHANNEL
|
|
|| tv->v_type == VAR_JOB)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_using_invalid_value_as_string_str),
|
|
vartype_name(tv->v_type));
|
|
break;
|
|
}
|
|
else
|
|
p = tv_get_string_buf(tv, buf);
|
|
}
|
|
else
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
p = tv_stringify(tv, buf);
|
|
}
|
|
|
|
len = (int)STRLEN(p);
|
|
if (GA_GROW_FAILS(&ga, len + 2))
|
|
failed = TRUE;
|
|
else
|
|
{
|
|
if (ga.ga_len > 0)
|
|
((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
|
|
STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
|
|
ga.ga_len += len;
|
|
}
|
|
clear_tv(tv);
|
|
}
|
|
ectx->ec_stack.ga_len -= count;
|
|
if (failed)
|
|
{
|
|
ga_clear(&ga);
|
|
goto on_error;
|
|
}
|
|
|
|
if (ga.ga_data != NULL)
|
|
{
|
|
if (iptr->isn_type == ISN_EXECUTE)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
do_cmdline_cmd((char_u *)ga.ga_data);
|
|
if (did_emsg)
|
|
{
|
|
ga_clear(&ga);
|
|
goto on_error;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
msg_sb_eol();
|
|
if (iptr->isn_type == ISN_ECHOMSG)
|
|
{
|
|
msg_attr(ga.ga_data, echo_attr);
|
|
out_flush();
|
|
}
|
|
#ifdef HAS_MESSAGE_WINDOW
|
|
else if (iptr->isn_type == ISN_ECHOWINDOW)
|
|
{
|
|
start_echowindow(
|
|
iptr->isn_arg.echowin.ewin_time);
|
|
msg_attr(ga.ga_data, echo_attr);
|
|
end_echowindow();
|
|
}
|
|
#endif
|
|
else if (iptr->isn_type == ISN_ECHOCONSOLE)
|
|
{
|
|
ui_write(ga.ga_data, (int)STRLEN(ga.ga_data),
|
|
TRUE);
|
|
ui_write((char_u *)"\r\n", 2, TRUE);
|
|
}
|
|
else
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(ga.ga_data);
|
|
}
|
|
}
|
|
}
|
|
ga_clear(&ga);
|
|
}
|
|
break;
|
|
|
|
// load local variable or argument
|
|
case ISN_LOAD:
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_VAR(iptr->isn_arg.number);
|
|
if (tv->v_type == VAR_UNKNOWN)
|
|
{
|
|
// missing argument or default value v:none
|
|
STACK_TV_BOT(0)->v_type = VAR_SPECIAL;
|
|
STACK_TV_BOT(0)->vval.v_number = VVAL_NONE;
|
|
}
|
|
else
|
|
copy_tv(tv, STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
break;
|
|
|
|
// load v: variable
|
|
case ISN_LOADV:
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
copy_tv(get_vim_var_tv(iptr->isn_arg.number), STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
break;
|
|
|
|
// load s: variable in Vim9 script
|
|
case ISN_LOADSCRIPT:
|
|
{
|
|
scriptref_T *sref = iptr->isn_arg.script.scriptref;
|
|
svar_T *sv;
|
|
|
|
sv = get_script_svar(sref, ectx->ec_dfunc_idx);
|
|
if (sv == NULL)
|
|
goto theend;
|
|
allocate_if_null(sv);
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
copy_tv(sv->sv_tv, STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// load s: variable in old script or autoload import
|
|
case ISN_LOADS:
|
|
case ISN_LOADEXPORT:
|
|
{
|
|
int sid = iptr->isn_arg.loadstore.ls_sid;
|
|
hashtab_T *ht = &SCRIPT_VARS(sid);
|
|
char_u *name = iptr->isn_arg.loadstore.ls_name;
|
|
dictitem_T *di = find_var_in_ht(ht, 0, name, TRUE);
|
|
|
|
if (di == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_undefined_variable_str), name);
|
|
goto on_error;
|
|
}
|
|
else
|
|
{
|
|
if (iptr->isn_type == ISN_LOADEXPORT)
|
|
{
|
|
int idx = get_script_item_idx(sid, name, 0,
|
|
NULL, NULL);
|
|
svar_T *sv;
|
|
|
|
if (idx >= 0)
|
|
{
|
|
sv = ((svar_T *)SCRIPT_ITEM(sid)
|
|
->sn_var_vals.ga_data) + idx;
|
|
if ((sv->sv_flags & SVFLAG_EXPORTED) == 0)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_item_not_exported_in_script_str),
|
|
name);
|
|
goto on_error;
|
|
}
|
|
}
|
|
}
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
copy_tv(&di->di_tv, STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
}
|
|
break;
|
|
|
|
// load g:/b:/w:/t: variable
|
|
case ISN_LOADG:
|
|
case ISN_LOADB:
|
|
case ISN_LOADW:
|
|
case ISN_LOADT:
|
|
{
|
|
int res = load_namespace_var(ectx, iptr->isn_type, iptr);
|
|
|
|
if (res == NOTDONE)
|
|
goto theend;
|
|
if (res == FAIL)
|
|
goto on_error;
|
|
}
|
|
|
|
break;
|
|
|
|
// load autoload variable
|
|
case ISN_LOADAUTO:
|
|
{
|
|
char_u *name = iptr->isn_arg.string;
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (eval_variable(name, (int)STRLEN(name), 0,
|
|
STACK_TV_BOT(0), NULL, EVAL_VAR_VERBOSE) == FAIL)
|
|
goto on_error;
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// load g:/b:/w:/t: namespace
|
|
case ISN_LOADGDICT:
|
|
case ISN_LOADBDICT:
|
|
case ISN_LOADWDICT:
|
|
case ISN_LOADTDICT:
|
|
{
|
|
dict_T *d = NULL;
|
|
|
|
switch (iptr->isn_type)
|
|
{
|
|
case ISN_LOADGDICT: d = get_globvar_dict(); break;
|
|
case ISN_LOADBDICT: d = curbuf->b_vars; break;
|
|
case ISN_LOADWDICT: d = curwin->w_vars; break;
|
|
case ISN_LOADTDICT: d = curtab->tp_vars; break;
|
|
default: // Cannot reach here
|
|
goto theend;
|
|
}
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_type = VAR_DICT;
|
|
tv->v_lock = 0;
|
|
tv->vval.v_dict = d;
|
|
++d->dv_refcount;
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// load &option
|
|
case ISN_LOADOPT:
|
|
{
|
|
typval_T optval;
|
|
char_u *name = iptr->isn_arg.string;
|
|
|
|
// This is not expected to fail, name is checked during
|
|
// compilation: don't set SOURCING_LNUM.
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
if (eval_option(&name, &optval, TRUE) == FAIL)
|
|
goto theend;
|
|
*STACK_TV_BOT(0) = optval;
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// load $ENV
|
|
case ISN_LOADENV:
|
|
{
|
|
typval_T optval;
|
|
char_u *name = iptr->isn_arg.string;
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
// name is always valid, checked when compiling
|
|
(void)eval_env_var(&name, &optval, TRUE);
|
|
*STACK_TV_BOT(0) = optval;
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// load @register
|
|
case ISN_LOADREG:
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_type = VAR_STRING;
|
|
tv->v_lock = 0;
|
|
// This may result in NULL, which should be equivalent to an
|
|
// empty string.
|
|
tv->vval.v_string = get_reg_contents(
|
|
iptr->isn_arg.number, GREG_EXPR_SRC);
|
|
++ectx->ec_stack.ga_len;
|
|
break;
|
|
|
|
// store local variable
|
|
case ISN_STORE:
|
|
--ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_VAR(iptr->isn_arg.number);
|
|
if (check_typval_is_value(STACK_TV_BOT(0)) == FAIL)
|
|
{
|
|
clear_tv(STACK_TV_BOT(0));
|
|
goto on_error;
|
|
}
|
|
clear_tv(tv);
|
|
*tv = *STACK_TV_BOT(0);
|
|
break;
|
|
|
|
// store s: variable in old script or autoload import
|
|
case ISN_STORES:
|
|
case ISN_STOREEXPORT:
|
|
{
|
|
int sid = iptr->isn_arg.loadstore.ls_sid;
|
|
char_u *name = iptr->isn_arg.loadstore.ls_name;
|
|
dictitem_T *di = NULL;
|
|
// First check for a variable from an exported autoload
|
|
// with an autoload_prefix; it would be in globals.
|
|
if (iptr->isn_type == ISN_STOREEXPORT)
|
|
di = find_var_autoload_prefix(name, sid, NULL, NULL);
|
|
// Then look for a variable in the script's variables.
|
|
if (di == NULL)
|
|
{
|
|
hashtab_T *ht = &SCRIPT_VARS(sid);
|
|
di = find_var_in_ht(ht, 0, STRNCMP("s:", name, 2) == 0
|
|
? name + 2 : name, TRUE);
|
|
}
|
|
|
|
--ectx->ec_stack.ga_len;
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (di == NULL)
|
|
{
|
|
if (iptr->isn_type == ISN_STOREEXPORT)
|
|
{
|
|
semsg(_(e_undefined_variable_str), name);
|
|
clear_tv(STACK_TV_BOT(0));
|
|
goto on_error;
|
|
}
|
|
store_var(name, STACK_TV_BOT(0));
|
|
}
|
|
else
|
|
{
|
|
if (iptr->isn_type == ISN_STOREEXPORT)
|
|
{
|
|
int idx = get_script_item_idx(sid, name, 0,
|
|
NULL, NULL);
|
|
|
|
// can this ever fail?
|
|
if (idx >= 0)
|
|
{
|
|
svar_T *sv = ((svar_T *)SCRIPT_ITEM(sid)
|
|
->sn_var_vals.ga_data) + idx;
|
|
|
|
if ((sv->sv_flags & SVFLAG_EXPORTED) == 0)
|
|
{
|
|
semsg(_(e_item_not_exported_in_script_str),
|
|
name);
|
|
clear_tv(STACK_TV_BOT(0));
|
|
goto on_error;
|
|
}
|
|
}
|
|
}
|
|
if (var_check_permission(di, name) == FAIL)
|
|
{
|
|
clear_tv(STACK_TV_BOT(0));
|
|
goto on_error;
|
|
}
|
|
clear_tv(&di->di_tv);
|
|
di->di_tv = *STACK_TV_BOT(0);
|
|
}
|
|
}
|
|
break;
|
|
|
|
// store script-local variable in Vim9 script
|
|
case ISN_STORESCRIPT:
|
|
{
|
|
scriptref_T *sref = iptr->isn_arg.script.scriptref;
|
|
svar_T *sv;
|
|
|
|
sv = get_script_svar(sref, ectx->ec_dfunc_idx);
|
|
if (sv == NULL)
|
|
goto theend;
|
|
--ectx->ec_stack.ga_len;
|
|
|
|
// "const" and "final" are checked at compile time, locking
|
|
// the value needs to be checked here.
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (value_check_lock(sv->sv_tv->v_lock, sv->sv_name, FALSE))
|
|
{
|
|
clear_tv(STACK_TV_BOT(0));
|
|
goto on_error;
|
|
}
|
|
|
|
clear_tv(sv->sv_tv);
|
|
*sv->sv_tv = *STACK_TV_BOT(0);
|
|
}
|
|
break;
|
|
|
|
// store option
|
|
case ISN_STOREOPT:
|
|
case ISN_STOREFUNCOPT:
|
|
{
|
|
char_u *opt_name = iptr->isn_arg.storeopt.so_name;
|
|
int opt_flags = iptr->isn_arg.storeopt.so_flags;
|
|
long n = 0;
|
|
char_u *s = NULL;
|
|
char *msg;
|
|
char_u numbuf[NUMBUFLEN];
|
|
char_u *tofree = NULL;
|
|
|
|
--ectx->ec_stack.ga_len;
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
tv = STACK_TV_BOT(0);
|
|
if (tv->v_type == VAR_STRING)
|
|
{
|
|
s = tv->vval.v_string;
|
|
if (s == NULL)
|
|
s = (char_u *)"";
|
|
}
|
|
else if (iptr->isn_type == ISN_STOREFUNCOPT)
|
|
{
|
|
// If the option can be set to a function reference or
|
|
// a lambda and the passed value is a function
|
|
// reference, then convert it to the name (string) of
|
|
// the function reference.
|
|
s = tv2string(tv, &tofree, numbuf, 0);
|
|
if (s == NULL || *s == NUL)
|
|
{
|
|
// cannot happen?
|
|
clear_tv(tv);
|
|
vim_free(tofree);
|
|
goto on_error;
|
|
}
|
|
}
|
|
else
|
|
// must be VAR_NUMBER, CHECKTYPE makes sure
|
|
n = tv->vval.v_number;
|
|
msg = set_option_value(opt_name, n, s, opt_flags);
|
|
clear_tv(tv);
|
|
vim_free(tofree);
|
|
if (msg != NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(msg));
|
|
goto on_error;
|
|
}
|
|
}
|
|
break;
|
|
|
|
// store $ENV
|
|
case ISN_STOREENV:
|
|
--ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_BOT(0);
|
|
vim_setenv_ext(iptr->isn_arg.string, tv_get_string(tv));
|
|
clear_tv(tv);
|
|
break;
|
|
|
|
// store @r
|
|
case ISN_STOREREG:
|
|
{
|
|
int reg = iptr->isn_arg.number;
|
|
|
|
--ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_BOT(0);
|
|
write_reg_contents(reg, tv_get_string(tv), -1, FALSE);
|
|
clear_tv(tv);
|
|
}
|
|
break;
|
|
|
|
// store v: variable
|
|
case ISN_STOREV:
|
|
--ectx->ec_stack.ga_len;
|
|
if (set_vim_var_tv(iptr->isn_arg.number, STACK_TV_BOT(0))
|
|
== FAIL)
|
|
// should not happen, type is checked when compiling
|
|
goto on_error;
|
|
break;
|
|
|
|
// store g:/b:/w:/t: variable
|
|
case ISN_STOREG:
|
|
case ISN_STOREB:
|
|
case ISN_STOREW:
|
|
case ISN_STORET:
|
|
{
|
|
dictitem_T *di;
|
|
hashtab_T *ht;
|
|
char_u *name = iptr->isn_arg.string + 2;
|
|
|
|
switch (iptr->isn_type)
|
|
{
|
|
case ISN_STOREG:
|
|
ht = get_globvar_ht();
|
|
break;
|
|
case ISN_STOREB:
|
|
ht = &curbuf->b_vars->dv_hashtab;
|
|
break;
|
|
case ISN_STOREW:
|
|
ht = &curwin->w_vars->dv_hashtab;
|
|
break;
|
|
case ISN_STORET:
|
|
ht = &curtab->tp_vars->dv_hashtab;
|
|
break;
|
|
default: // Cannot reach here
|
|
goto theend;
|
|
}
|
|
|
|
--ectx->ec_stack.ga_len;
|
|
di = find_var_in_ht(ht, 0, name, TRUE);
|
|
if (di == NULL)
|
|
store_var(iptr->isn_arg.string, STACK_TV_BOT(0));
|
|
else
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (var_check_permission(di, name) == FAIL)
|
|
goto on_error;
|
|
clear_tv(&di->di_tv);
|
|
di->di_tv = *STACK_TV_BOT(0);
|
|
}
|
|
}
|
|
break;
|
|
|
|
// store an autoload variable
|
|
case ISN_STOREAUTO:
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
set_var(iptr->isn_arg.string, STACK_TV_BOT(-1), TRUE);
|
|
clear_tv(STACK_TV_BOT(-1));
|
|
--ectx->ec_stack.ga_len;
|
|
break;
|
|
|
|
// store number in local variable
|
|
case ISN_STORENR:
|
|
tv = STACK_TV_VAR(iptr->isn_arg.storenr.stnr_idx);
|
|
clear_tv(tv);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = iptr->isn_arg.storenr.stnr_val;
|
|
break;
|
|
|
|
// Store a value in a list, dict, blob or object variable.
|
|
case ISN_STOREINDEX:
|
|
{
|
|
int res = execute_storeindex(iptr, ectx);
|
|
|
|
if (res == FAIL)
|
|
goto on_error;
|
|
if (res == NOTDONE)
|
|
goto theend;
|
|
}
|
|
break;
|
|
|
|
// store value in list or blob range
|
|
case ISN_STORERANGE:
|
|
if (execute_storerange(iptr, ectx) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
case ISN_LOAD_CLASSMEMBER:
|
|
{
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
classmember_T *cm = &iptr->isn_arg.classmember;
|
|
copy_tv(cm->cm_class->class_members_tv + cm->cm_idx,
|
|
STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
case ISN_STORE_CLASSMEMBER:
|
|
{
|
|
classmember_T *cm = &iptr->isn_arg.classmember;
|
|
tv = &cm->cm_class->class_members_tv[cm->cm_idx];
|
|
clear_tv(tv);
|
|
*tv = *STACK_TV_BOT(-1);
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// Load or store variable or argument from outer scope.
|
|
case ISN_LOADOUTER:
|
|
case ISN_STOREOUTER:
|
|
{
|
|
int depth = iptr->isn_arg.outer.outer_depth;
|
|
outer_T *outer = ectx->ec_outer_ref == NULL ? NULL
|
|
: ectx->ec_outer_ref->or_outer;
|
|
|
|
while (depth > 1 && outer != NULL)
|
|
{
|
|
outer = outer->out_up;
|
|
--depth;
|
|
}
|
|
if (outer == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (ectx->ec_frame_idx == ectx->ec_initial_frame_idx
|
|
|| ectx->ec_outer_ref == NULL)
|
|
// Possibly :def function called from legacy
|
|
// context.
|
|
emsg(_(e_closure_called_from_invalid_context));
|
|
else
|
|
iemsg("LOADOUTER depth more than scope levels");
|
|
goto theend;
|
|
}
|
|
if (depth < 0)
|
|
// Variable declared in loop. May be copied if the
|
|
// loop block has already ended.
|
|
tv = ((typval_T *)outer->out_loop[-depth - 1]
|
|
.stack->ga_data)
|
|
+ outer->out_loop[-depth - 1].var_idx
|
|
+ iptr->isn_arg.outer.outer_idx;
|
|
else
|
|
// Variable declared in a function. May be copied if
|
|
// the function has already returned.
|
|
tv = ((typval_T *)outer->out_stack->ga_data)
|
|
+ outer->out_frame_idx + STACK_FRAME_SIZE
|
|
+ iptr->isn_arg.outer.outer_idx;
|
|
if (iptr->isn_type == ISN_LOADOUTER)
|
|
{
|
|
typval_T *copy;
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
// careful: ga_grow_inner may re-alloc the stack
|
|
if (depth < 0)
|
|
copy = ((typval_T *)outer->out_loop[-depth - 1]
|
|
.stack->ga_data)
|
|
+ outer->out_loop[-depth - 1].var_idx
|
|
+ iptr->isn_arg.outer.outer_idx;
|
|
else
|
|
copy = ((typval_T *)outer->out_stack->ga_data)
|
|
+ outer->out_frame_idx + STACK_FRAME_SIZE
|
|
+ iptr->isn_arg.outer.outer_idx;
|
|
// memory was freed, get tv again
|
|
if (copy != tv)
|
|
tv = copy;
|
|
copy_tv(tv, STACK_TV_BOT(0));
|
|
++ectx->ec_stack.ga_len;
|
|
}
|
|
else
|
|
{
|
|
--ectx->ec_stack.ga_len;
|
|
clear_tv(tv);
|
|
*tv = *STACK_TV_BOT(0);
|
|
}
|
|
}
|
|
break;
|
|
|
|
// unlet item in list or dict variable
|
|
case ISN_UNLETINDEX:
|
|
if (execute_unletindex(iptr, ectx) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
// unlet range of items in list variable
|
|
case ISN_UNLETRANGE:
|
|
if (execute_unletrange(iptr, ectx) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
// push constant
|
|
case ISN_PUSHNR:
|
|
case ISN_PUSHBOOL:
|
|
case ISN_PUSHSPEC:
|
|
case ISN_PUSHF:
|
|
case ISN_PUSHS:
|
|
case ISN_PUSHBLOB:
|
|
case ISN_PUSHFUNC:
|
|
case ISN_PUSHCHANNEL:
|
|
case ISN_PUSHJOB:
|
|
case ISN_PUSHOBJ:
|
|
case ISN_PUSHCLASS:
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_lock = 0;
|
|
++ectx->ec_stack.ga_len;
|
|
switch (iptr->isn_type)
|
|
{
|
|
case ISN_PUSHNR:
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = iptr->isn_arg.number;
|
|
break;
|
|
case ISN_PUSHBOOL:
|
|
tv->v_type = VAR_BOOL;
|
|
tv->vval.v_number = iptr->isn_arg.number;
|
|
break;
|
|
case ISN_PUSHSPEC:
|
|
tv->v_type = VAR_SPECIAL;
|
|
tv->vval.v_number = iptr->isn_arg.number;
|
|
break;
|
|
case ISN_PUSHF:
|
|
tv->v_type = VAR_FLOAT;
|
|
tv->vval.v_float = iptr->isn_arg.fnumber;
|
|
break;
|
|
case ISN_PUSHBLOB:
|
|
blob_copy(iptr->isn_arg.blob, tv);
|
|
break;
|
|
case ISN_PUSHFUNC:
|
|
tv->v_type = VAR_FUNC;
|
|
if (iptr->isn_arg.string == NULL)
|
|
tv->vval.v_string = NULL;
|
|
else
|
|
tv->vval.v_string =
|
|
vim_strsave(iptr->isn_arg.string);
|
|
break;
|
|
case ISN_PUSHCHANNEL:
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
tv->v_type = VAR_CHANNEL;
|
|
tv->vval.v_channel = NULL;
|
|
#endif
|
|
break;
|
|
case ISN_PUSHJOB:
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
tv->v_type = VAR_JOB;
|
|
tv->vval.v_job = NULL;
|
|
#endif
|
|
break;
|
|
case ISN_PUSHOBJ:
|
|
tv->v_type = VAR_OBJECT;
|
|
tv->vval.v_object = NULL;
|
|
break;
|
|
case ISN_PUSHCLASS:
|
|
tv->v_type = VAR_CLASS;
|
|
tv->vval.v_class = iptr->isn_arg.classarg;
|
|
break;
|
|
default:
|
|
tv->v_type = VAR_STRING;
|
|
tv->vval.v_string = iptr->isn_arg.string == NULL
|
|
? NULL : vim_strsave(iptr->isn_arg.string);
|
|
}
|
|
break;
|
|
|
|
case ISN_AUTOLOAD:
|
|
{
|
|
char_u *name = iptr->isn_arg.string;
|
|
|
|
(void)script_autoload(name, FALSE);
|
|
if (find_func(name, TRUE))
|
|
{
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
tv->v_lock = 0;
|
|
++ectx->ec_stack.ga_len;
|
|
tv->v_type = VAR_FUNC;
|
|
tv->vval.v_string = vim_strsave(name);
|
|
}
|
|
else
|
|
{
|
|
int res = load_namespace_var(ectx, ISN_LOADG, iptr);
|
|
|
|
if (res == NOTDONE)
|
|
goto theend;
|
|
if (res == FAIL)
|
|
goto on_error;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_UNLET:
|
|
if (do_unlet(iptr->isn_arg.unlet.ul_name,
|
|
iptr->isn_arg.unlet.ul_forceit) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
case ISN_UNLETENV:
|
|
vim_unsetenv_ext(iptr->isn_arg.unlet.ul_name);
|
|
break;
|
|
|
|
case ISN_LOCKUNLOCK:
|
|
{
|
|
#ifdef LOG_LOCKVAR
|
|
ch_log(NULL, "LKVAR: execute INS_LOCKUNLOCK isn_arg %s",
|
|
iptr->isn_arg.string);
|
|
#endif
|
|
lval_root_T *lval_root_save = lval_root;
|
|
|
|
// Stack has the local variable, argument the whole :lock
|
|
// or :unlock command, like ISN_EXEC.
|
|
--ectx->ec_stack.ga_len;
|
|
lval_root_T root;
|
|
root.lr_tv = STACK_TV_BOT(0);
|
|
root.lr_cl_exec = iptr->isn_arg.lockunlock.lu_cl_exec;
|
|
root.lr_is_arg = iptr->isn_arg.lockunlock.lu_is_arg;
|
|
lval_root = &root;
|
|
int res = exec_command(iptr,
|
|
iptr->isn_arg.lockunlock.lu_string);
|
|
clear_tv(root.lr_tv);
|
|
lval_root = lval_root_save;
|
|
if (res == FAIL)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
case ISN_LOCKCONST:
|
|
item_lock(STACK_TV_BOT(-1), 100, TRUE, TRUE);
|
|
break;
|
|
|
|
// create a list from items on the stack; uses a single allocation
|
|
// for the list header and the items
|
|
case ISN_NEWLIST:
|
|
if (exe_newlist(iptr->isn_arg.number, ectx) == FAIL)
|
|
goto theend;
|
|
break;
|
|
|
|
// create a dict from items on the stack
|
|
case ISN_NEWDICT:
|
|
{
|
|
int res;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
res = exe_newdict(iptr->isn_arg.number, ectx);
|
|
if (res == FAIL)
|
|
goto theend;
|
|
if (res == MAYBE)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
case ISN_CONCAT:
|
|
if (exe_concat(iptr->isn_arg.number, ectx) == FAIL)
|
|
goto theend;
|
|
break;
|
|
|
|
// create a partial with NULL value
|
|
case ISN_NEWPARTIAL:
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
++ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_BOT(-1);
|
|
tv->v_type = VAR_PARTIAL;
|
|
tv->v_lock = 0;
|
|
tv->vval.v_partial = NULL;
|
|
break;
|
|
|
|
// call a :def function
|
|
case ISN_DCALL:
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (call_dfunc(iptr->isn_arg.dfunc.cdf_idx,
|
|
NULL,
|
|
iptr->isn_arg.dfunc.cdf_argcount,
|
|
ectx) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
// call a method on an interface
|
|
case ISN_METHODCALL:
|
|
{
|
|
cmfunc_T *mfunc = iptr->isn_arg.mfunc;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
tv = STACK_TV_BOT(-1 - mfunc->cmf_argcount);
|
|
if (tv->v_type != VAR_OBJECT)
|
|
{
|
|
object_required_error(tv);
|
|
goto on_error;
|
|
}
|
|
|
|
object_T *obj = tv->vval.v_object;
|
|
if (obj == NULL)
|
|
{
|
|
emsg(_(e_using_null_object));
|
|
goto on_error;
|
|
}
|
|
|
|
ufunc_T *ufunc;
|
|
if (mfunc->cmf_is_super)
|
|
// Doing "super.Func", use the specific ufunc.
|
|
ufunc = mfunc->cmf_itf->class_obj_methods[
|
|
mfunc->cmf_idx];
|
|
else
|
|
{
|
|
class_T *cl = obj->obj_class;
|
|
|
|
// convert the interface index to the object index
|
|
int idx = object_index_from_itf_index(mfunc->cmf_itf,
|
|
TRUE, mfunc->cmf_idx, cl);
|
|
ufunc = cl->class_obj_methods[idx];
|
|
}
|
|
|
|
if (call_ufunc(ufunc, NULL, mfunc->cmf_argcount, ectx,
|
|
NULL, NULL) == FAIL)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
// call a builtin function
|
|
case ISN_BCALL:
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (call_bfunc(iptr->isn_arg.bfunc.cbf_idx,
|
|
iptr->isn_arg.bfunc.cbf_argcount,
|
|
ectx) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
// call a funcref or partial
|
|
case ISN_PCALL:
|
|
{
|
|
cpfunc_T *pfunc = &iptr->isn_arg.pfunc;
|
|
int r;
|
|
typval_T partial_tv;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (pfunc->cpf_top)
|
|
{
|
|
// funcref is above the arguments
|
|
tv = STACK_TV_BOT(-pfunc->cpf_argcount - 1);
|
|
}
|
|
else
|
|
{
|
|
// Get the funcref from the stack.
|
|
--ectx->ec_stack.ga_len;
|
|
partial_tv = *STACK_TV_BOT(0);
|
|
tv = &partial_tv;
|
|
}
|
|
r = call_partial(tv, pfunc->cpf_argcount, ectx);
|
|
if (tv == &partial_tv)
|
|
clear_tv(&partial_tv);
|
|
if (r == FAIL)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
case ISN_PCALL_END:
|
|
// PCALL finished, arguments have been consumed and replaced by
|
|
// the return value. Now clear the funcref from the stack,
|
|
// and move the return value in its place.
|
|
--ectx->ec_stack.ga_len;
|
|
clear_tv(STACK_TV_BOT(-1));
|
|
*STACK_TV_BOT(-1) = *STACK_TV_BOT(0);
|
|
break;
|
|
|
|
// call a user defined function or funcref/partial
|
|
case ISN_UCALL:
|
|
{
|
|
cufunc_T *cufunc = &iptr->isn_arg.ufunc;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (call_eval_func(cufunc->cuf_name, cufunc->cuf_argcount,
|
|
ectx, iptr) == FAIL)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
// :defer func(arg)
|
|
case ISN_DEFER:
|
|
if (defer_command(iptr->isn_arg.defer.defer_var_idx,
|
|
iptr->isn_arg.defer.defer_argcount, ectx) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
// Return from a :def function call without a value.
|
|
// Return from a constructor.
|
|
case ISN_RETURN_VOID:
|
|
case ISN_RETURN_OBJECT:
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
++ectx->ec_stack.ga_len;
|
|
if (iptr->isn_type == ISN_RETURN_VOID)
|
|
{
|
|
tv->v_type = VAR_VOID;
|
|
tv->vval.v_number = 0;
|
|
tv->v_lock = 0;
|
|
}
|
|
else
|
|
{
|
|
*tv = *STACK_TV_VAR(0);
|
|
object_T *obj = tv->vval.v_object;
|
|
++obj->obj_refcount;
|
|
|
|
// Lock all the constant object variables
|
|
obj_lock_const_vars(obj);
|
|
}
|
|
// FALLTHROUGH
|
|
|
|
// return from a :def function call with what is on the stack
|
|
case ISN_RETURN:
|
|
{
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
trycmd_T *trycmd = NULL;
|
|
|
|
///////////////////////////////////////////////////
|
|
// TODO: If FAIL, line number in output not correct
|
|
///////////////////////////////////////////////////
|
|
if (check_typval_is_value(STACK_TV_BOT(-1)) == FAIL)
|
|
goto theend;
|
|
|
|
if (trystack->ga_len > 0)
|
|
trycmd = ((trycmd_T *)trystack->ga_data)
|
|
+ trystack->ga_len - 1;
|
|
if (trycmd != NULL
|
|
&& trycmd->tcd_frame_idx == ectx->ec_frame_idx)
|
|
{
|
|
// jump to ":finally" or ":endtry"
|
|
if (trycmd->tcd_finally_idx != 0)
|
|
ectx->ec_iidx = trycmd->tcd_finally_idx;
|
|
else
|
|
ectx->ec_iidx = trycmd->tcd_endtry_idx;
|
|
trycmd->tcd_return = TRUE;
|
|
}
|
|
else
|
|
goto func_return;
|
|
}
|
|
break;
|
|
|
|
// push a partial, a reference to a compiled function
|
|
case ISN_FUNCREF:
|
|
{
|
|
partial_T *pt = ALLOC_CLEAR_ONE(partial_T);
|
|
ufunc_T *ufunc;
|
|
funcref_T *funcref = &iptr->isn_arg.funcref;
|
|
funcref_extra_T *extra = funcref->fr_extra;
|
|
|
|
if (pt == NULL)
|
|
goto theend;
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
{
|
|
vim_free(pt);
|
|
goto theend;
|
|
}
|
|
if (extra != NULL && extra->fre_class != NULL)
|
|
{
|
|
class_T *cl;
|
|
if (extra->fre_object_method)
|
|
{
|
|
tv = STACK_TV_BOT(-1);
|
|
if (tv->v_type != VAR_OBJECT)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
object_required_error(tv);
|
|
vim_free(pt);
|
|
goto on_error;
|
|
}
|
|
|
|
object_T *obj = tv->vval.v_object;
|
|
if (obj == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_using_null_object));
|
|
vim_free(pt);
|
|
goto on_error;
|
|
}
|
|
|
|
cl = obj->obj_class;
|
|
// drop the value from the stack
|
|
clear_tv(tv);
|
|
--ectx->ec_stack.ga_len;
|
|
|
|
pt->pt_obj = obj;
|
|
++obj->obj_refcount;
|
|
}
|
|
else
|
|
cl = extra->fre_class;
|
|
|
|
if (extra->fre_object_method)
|
|
{
|
|
// object method
|
|
// convert the interface index to the object index
|
|
int idx =
|
|
object_index_from_itf_index(extra->fre_class,
|
|
TRUE, extra->fre_method_idx, cl);
|
|
ufunc = cl->class_obj_methods[idx];
|
|
}
|
|
else
|
|
{
|
|
// class method
|
|
ufunc =
|
|
cl->class_class_functions[extra->fre_method_idx];
|
|
}
|
|
}
|
|
else if (extra == NULL || extra->fre_func_name == NULL)
|
|
{
|
|
dfunc_T *pt_dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ funcref->fr_dfunc_idx;
|
|
|
|
ufunc = pt_dfunc->df_ufunc;
|
|
}
|
|
else
|
|
{
|
|
ufunc = find_func(extra->fre_func_name, FALSE);
|
|
}
|
|
if (ufunc == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
iemsg("ufunc unexpectedly NULL for FUNCREF");
|
|
vim_free(pt);
|
|
goto theend;
|
|
}
|
|
if (fill_partial_and_closure(pt, ufunc,
|
|
extra == NULL ? NULL : &extra->fre_loopvar_info,
|
|
ectx) == FAIL)
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
++ectx->ec_stack.ga_len;
|
|
tv->vval.v_partial = pt;
|
|
tv->v_type = VAR_PARTIAL;
|
|
tv->v_lock = 0;
|
|
}
|
|
break;
|
|
|
|
// Create a global function from a lambda.
|
|
case ISN_NEWFUNC:
|
|
{
|
|
newfuncarg_T *arg = iptr->isn_arg.newfunc.nf_arg;
|
|
|
|
if (copy_lambda_to_global_func(arg->nfa_lambda,
|
|
arg->nfa_global, &arg->nfa_loopvar_info,
|
|
ectx) == FAIL)
|
|
goto theend;
|
|
}
|
|
break;
|
|
|
|
// List functions
|
|
case ISN_DEF:
|
|
if (iptr->isn_arg.string == NULL)
|
|
list_functions(NULL);
|
|
else
|
|
{
|
|
exarg_T ea;
|
|
garray_T lines_to_free;
|
|
|
|
CLEAR_FIELD(ea);
|
|
ea.cmd = ea.arg = iptr->isn_arg.string;
|
|
ga_init2(&lines_to_free, sizeof(char_u *), 50);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
define_function(&ea, NULL, &lines_to_free, 0, NULL, 0);
|
|
ga_clear_strings(&lines_to_free);
|
|
}
|
|
break;
|
|
|
|
// jump if a condition is met
|
|
case ISN_JUMP:
|
|
{
|
|
jumpwhen_T when = iptr->isn_arg.jump.jump_when;
|
|
int error = FALSE;
|
|
int jump = TRUE;
|
|
|
|
if (when != JUMP_ALWAYS)
|
|
{
|
|
tv = STACK_TV_BOT(-1);
|
|
if (when == JUMP_IF_COND_FALSE
|
|
|| when == JUMP_IF_FALSE
|
|
|| when == JUMP_IF_COND_TRUE)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
jump = tv_get_bool_chk(tv, &error);
|
|
if (error)
|
|
goto on_error;
|
|
}
|
|
else
|
|
jump = tv2bool(tv);
|
|
if (when == JUMP_IF_FALSE || when == JUMP_IF_COND_FALSE)
|
|
jump = !jump;
|
|
if (when == JUMP_IF_FALSE || !jump)
|
|
{
|
|
// drop the value from the stack
|
|
clear_tv(tv);
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
}
|
|
if (jump)
|
|
ectx->ec_iidx = iptr->isn_arg.jump.jump_where;
|
|
}
|
|
break;
|
|
|
|
// "while": jump to end if a condition is false
|
|
case ISN_WHILE:
|
|
{
|
|
int error = FALSE;
|
|
int jump = TRUE;
|
|
|
|
tv = STACK_TV_BOT(-1);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
jump = !tv_get_bool_chk(tv, &error);
|
|
if (error)
|
|
goto on_error;
|
|
// drop the value from the stack
|
|
clear_tv(tv);
|
|
--ectx->ec_stack.ga_len;
|
|
if (jump)
|
|
ectx->ec_iidx = iptr->isn_arg.whileloop.while_end;
|
|
|
|
// Store the current funcref count, may be used by
|
|
// ISN_ENDLOOP later
|
|
tv = STACK_TV_VAR(
|
|
iptr->isn_arg.whileloop.while_funcref_idx);
|
|
tv->vval.v_number = ectx->ec_funcrefs.ga_len;
|
|
}
|
|
break;
|
|
|
|
// Jump if an argument with a default value was already set and not
|
|
// v:none.
|
|
case ISN_JUMP_IF_ARG_SET:
|
|
case ISN_JUMP_IF_ARG_NOT_SET:
|
|
tv = STACK_TV_VAR(iptr->isn_arg.jumparg.jump_arg_off);
|
|
int arg_set = tv->v_type != VAR_UNKNOWN
|
|
&& !(tv->v_type == VAR_SPECIAL
|
|
&& tv->vval.v_number == VVAL_NONE);
|
|
|
|
if (iptr->isn_type == ISN_JUMP_IF_ARG_NOT_SET && !arg_set)
|
|
{
|
|
dfunc_T *df = ((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx;
|
|
ufunc_T *ufunc = df->df_ufunc;
|
|
// jump_arg_off is negative for arguments
|
|
size_t argidx = ufunc->uf_def_args.ga_len
|
|
+ iptr->isn_arg.jumparg.jump_arg_off
|
|
+ STACK_FRAME_SIZE;
|
|
type_T *t = ufunc->uf_arg_types[argidx];
|
|
CLEAR_POINTER(tv);
|
|
tv->v_type = t->tt_type;
|
|
}
|
|
|
|
if (iptr->isn_type == ISN_JUMP_IF_ARG_SET ? arg_set : !arg_set)
|
|
ectx->ec_iidx = iptr->isn_arg.jumparg.jump_where;
|
|
break;
|
|
|
|
// top of a for loop
|
|
case ISN_FOR:
|
|
if (execute_for(iptr, ectx) == FAIL)
|
|
goto theend;
|
|
break;
|
|
|
|
// end of a for or while loop
|
|
case ISN_ENDLOOP:
|
|
if (execute_endloop(iptr, ectx) == FAIL)
|
|
goto theend;
|
|
break;
|
|
|
|
// start of ":try" block
|
|
case ISN_TRY:
|
|
{
|
|
trycmd_T *trycmd = NULL;
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_trystack, 1))
|
|
goto theend;
|
|
trycmd = ((trycmd_T *)ectx->ec_trystack.ga_data)
|
|
+ ectx->ec_trystack.ga_len;
|
|
++ectx->ec_trystack.ga_len;
|
|
++trylevel;
|
|
CLEAR_POINTER(trycmd);
|
|
trycmd->tcd_frame_idx = ectx->ec_frame_idx;
|
|
trycmd->tcd_stack_len = ectx->ec_stack.ga_len;
|
|
trycmd->tcd_catch_idx =
|
|
iptr->isn_arg.tryref.try_ref->try_catch;
|
|
trycmd->tcd_finally_idx =
|
|
iptr->isn_arg.tryref.try_ref->try_finally;
|
|
trycmd->tcd_endtry_idx =
|
|
iptr->isn_arg.tryref.try_ref->try_endtry;
|
|
}
|
|
break;
|
|
|
|
case ISN_PUSHEXC:
|
|
if (current_exception == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
iemsg("Evaluating catch while current_exception is NULL");
|
|
goto theend;
|
|
}
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
tv = STACK_TV_BOT(0);
|
|
++ectx->ec_stack.ga_len;
|
|
tv->v_type = VAR_STRING;
|
|
tv->v_lock = 0;
|
|
tv->vval.v_string = vim_strsave(
|
|
(char_u *)current_exception->value);
|
|
break;
|
|
|
|
case ISN_CATCH:
|
|
{
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
trycmd_T *trycmd;
|
|
|
|
may_restore_cmdmod(&ectx->ec_funclocal);
|
|
trycmd = ((trycmd_T *)trystack->ga_data)
|
|
+ trystack->ga_len - 1;
|
|
trycmd->tcd_caught = TRUE;
|
|
trycmd->tcd_did_throw = FALSE;
|
|
|
|
did_emsg = got_int = did_throw = FALSE;
|
|
force_abort = need_rethrow = FALSE;
|
|
catch_exception(current_exception);
|
|
}
|
|
break;
|
|
|
|
case ISN_TRYCONT:
|
|
{
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
trycont_T *trycont = &iptr->isn_arg.trycont;
|
|
int i;
|
|
trycmd_T *trycmd;
|
|
int iidx = trycont->tct_where;
|
|
|
|
if (trystack->ga_len < trycont->tct_levels)
|
|
{
|
|
siemsg("TRYCONT: expected %d levels, found %d",
|
|
trycont->tct_levels, trystack->ga_len);
|
|
goto theend;
|
|
}
|
|
// Make :endtry jump to any outer try block and the last
|
|
// :endtry inside the loop to the loop start.
|
|
for (i = trycont->tct_levels; i > 0; --i)
|
|
{
|
|
trycmd = ((trycmd_T *)trystack->ga_data)
|
|
+ trystack->ga_len - i;
|
|
// Add one to tcd_cont to be able to jump to
|
|
// instruction with index zero.
|
|
trycmd->tcd_cont = iidx + 1;
|
|
iidx = trycmd->tcd_finally_idx == 0
|
|
? trycmd->tcd_endtry_idx : trycmd->tcd_finally_idx;
|
|
}
|
|
// jump to :finally or :endtry of current try statement
|
|
ectx->ec_iidx = iidx;
|
|
}
|
|
break;
|
|
|
|
case ISN_FINALLY:
|
|
{
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
trycmd_T *trycmd = ((trycmd_T *)trystack->ga_data)
|
|
+ trystack->ga_len - 1;
|
|
|
|
// Reset the index to avoid a return statement jumps here
|
|
// again.
|
|
trycmd->tcd_finally_idx = 0;
|
|
if (trycmd->tcd_caught)
|
|
{
|
|
// discard the exception
|
|
finish_exception(caught_stack);
|
|
trycmd->tcd_caught = FALSE;
|
|
}
|
|
break;
|
|
}
|
|
|
|
// end of ":try" block
|
|
case ISN_ENDTRY:
|
|
{
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
trycmd_T *trycmd;
|
|
|
|
--trystack->ga_len;
|
|
--trylevel;
|
|
trycmd = ((trycmd_T *)trystack->ga_data) + trystack->ga_len;
|
|
if (trycmd->tcd_did_throw)
|
|
did_throw = TRUE;
|
|
if (trycmd->tcd_caught)
|
|
{
|
|
// discard the exception
|
|
finish_exception(caught_stack);
|
|
}
|
|
|
|
if (trycmd->tcd_return)
|
|
goto func_return;
|
|
|
|
while (ectx->ec_stack.ga_len > trycmd->tcd_stack_len)
|
|
{
|
|
--ectx->ec_stack.ga_len;
|
|
clear_tv(STACK_TV_BOT(0));
|
|
}
|
|
if (trycmd->tcd_cont != 0)
|
|
// handling :continue: jump to outer try block or
|
|
// start of the loop
|
|
ectx->ec_iidx = trycmd->tcd_cont - 1;
|
|
}
|
|
break;
|
|
|
|
case ISN_THROW:
|
|
{
|
|
garray_T *trystack = &ectx->ec_trystack;
|
|
|
|
if (trystack->ga_len == 0 && trylevel == 0 && emsg_silent)
|
|
{
|
|
// Throwing an exception while using "silent!" causes
|
|
// the function to abort but not display an error.
|
|
tv = STACK_TV_BOT(-1);
|
|
clear_tv(tv);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = 0;
|
|
goto done;
|
|
}
|
|
--ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_BOT(0);
|
|
if (tv->vval.v_string == NULL
|
|
|| *skipwhite(tv->vval.v_string) == NUL)
|
|
{
|
|
vim_free(tv->vval.v_string);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_throw_with_empty_string));
|
|
goto theend;
|
|
}
|
|
|
|
// Inside a "catch" we need to first discard the caught
|
|
// exception.
|
|
if (trystack->ga_len > 0)
|
|
{
|
|
trycmd_T *trycmd = ((trycmd_T *)trystack->ga_data)
|
|
+ trystack->ga_len - 1;
|
|
if (trycmd->tcd_caught)
|
|
{
|
|
// discard the exception
|
|
finish_exception(caught_stack);
|
|
trycmd->tcd_caught = FALSE;
|
|
}
|
|
}
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (throw_exception(tv->vval.v_string, ET_USER, NULL)
|
|
== FAIL)
|
|
{
|
|
vim_free(tv->vval.v_string);
|
|
goto theend;
|
|
}
|
|
did_throw = TRUE;
|
|
}
|
|
break;
|
|
|
|
// compare with special values
|
|
case ISN_COMPAREBOOL:
|
|
case ISN_COMPARESPECIAL:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
varnumber_T arg1 = tv1->vval.v_number;
|
|
varnumber_T arg2 = tv2->vval.v_number;
|
|
int res;
|
|
|
|
if (iptr->isn_arg.op.op_type == EXPR_EQUAL)
|
|
res = arg1 == arg2;
|
|
else
|
|
res = arg1 != arg2;
|
|
|
|
--ectx->ec_stack.ga_len;
|
|
tv1->v_type = VAR_BOOL;
|
|
tv1->vval.v_number = res ? VVAL_TRUE : VVAL_FALSE;
|
|
}
|
|
break;
|
|
|
|
case ISN_COMPARENULL:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
int res;
|
|
|
|
res = typval_compare_null(tv1, tv2);
|
|
if (res == MAYBE)
|
|
goto on_error;
|
|
if (iptr->isn_arg.op.op_type == EXPR_NEQUAL)
|
|
res = !res;
|
|
clear_tv(tv1);
|
|
clear_tv(tv2);
|
|
--ectx->ec_stack.ga_len;
|
|
tv1->v_type = VAR_BOOL;
|
|
tv1->vval.v_number = res ? VVAL_TRUE : VVAL_FALSE;
|
|
}
|
|
break;
|
|
|
|
// Operation with two number arguments
|
|
case ISN_OPNR:
|
|
case ISN_COMPARENR:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
varnumber_T arg1 = tv1->vval.v_number;
|
|
varnumber_T arg2 = tv2->vval.v_number;
|
|
varnumber_T res = 0;
|
|
int div_zero = FALSE;
|
|
|
|
if (iptr->isn_arg.op.op_type == EXPR_LSHIFT
|
|
|| iptr->isn_arg.op.op_type == EXPR_RSHIFT)
|
|
{
|
|
if (arg2 < 0)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_bitshift_ops_must_be_positive));
|
|
goto on_error;
|
|
}
|
|
}
|
|
|
|
switch (iptr->isn_arg.op.op_type)
|
|
{
|
|
case EXPR_MULT: res = arg1 * arg2; break;
|
|
case EXPR_DIV: if (arg2 == 0)
|
|
div_zero = TRUE;
|
|
else
|
|
res = arg1 / arg2;
|
|
break;
|
|
case EXPR_REM: if (arg2 == 0)
|
|
div_zero = TRUE;
|
|
else
|
|
res = arg1 % arg2;
|
|
break;
|
|
case EXPR_SUB: res = arg1 - arg2; break;
|
|
case EXPR_ADD: res = arg1 + arg2; break;
|
|
|
|
case EXPR_EQUAL: res = arg1 == arg2; break;
|
|
case EXPR_NEQUAL: res = arg1 != arg2; break;
|
|
case EXPR_GREATER: res = arg1 > arg2; break;
|
|
case EXPR_GEQUAL: res = arg1 >= arg2; break;
|
|
case EXPR_SMALLER: res = arg1 < arg2; break;
|
|
case EXPR_SEQUAL: res = arg1 <= arg2; break;
|
|
case EXPR_LSHIFT: if (arg2 > MAX_LSHIFT_BITS)
|
|
res = 0;
|
|
else
|
|
res = (uvarnumber_T)arg1 << arg2;
|
|
break;
|
|
case EXPR_RSHIFT: if (arg2 > MAX_LSHIFT_BITS)
|
|
res = 0;
|
|
else
|
|
res = (uvarnumber_T)arg1 >> arg2;
|
|
break;
|
|
default: break;
|
|
}
|
|
|
|
--ectx->ec_stack.ga_len;
|
|
if (iptr->isn_type == ISN_COMPARENR)
|
|
{
|
|
tv1->v_type = VAR_BOOL;
|
|
tv1->vval.v_number = res ? VVAL_TRUE : VVAL_FALSE;
|
|
}
|
|
else
|
|
tv1->vval.v_number = res;
|
|
if (div_zero)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_divide_by_zero));
|
|
goto on_error;
|
|
}
|
|
}
|
|
break;
|
|
|
|
// Computation with two float arguments
|
|
case ISN_OPFLOAT:
|
|
case ISN_COMPAREFLOAT:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
float_T arg1 = tv1->vval.v_float;
|
|
float_T arg2 = tv2->vval.v_float;
|
|
float_T res = 0;
|
|
int cmp = FALSE;
|
|
|
|
switch (iptr->isn_arg.op.op_type)
|
|
{
|
|
case EXPR_MULT: res = arg1 * arg2; break;
|
|
case EXPR_DIV: res = arg1 / arg2; break;
|
|
case EXPR_SUB: res = arg1 - arg2; break;
|
|
case EXPR_ADD: res = arg1 + arg2; break;
|
|
|
|
case EXPR_EQUAL: cmp = arg1 == arg2; break;
|
|
case EXPR_NEQUAL: cmp = arg1 != arg2; break;
|
|
case EXPR_GREATER: cmp = arg1 > arg2; break;
|
|
case EXPR_GEQUAL: cmp = arg1 >= arg2; break;
|
|
case EXPR_SMALLER: cmp = arg1 < arg2; break;
|
|
case EXPR_SEQUAL: cmp = arg1 <= arg2; break;
|
|
default: cmp = 0; break;
|
|
}
|
|
--ectx->ec_stack.ga_len;
|
|
if (iptr->isn_type == ISN_COMPAREFLOAT)
|
|
{
|
|
tv1->v_type = VAR_BOOL;
|
|
tv1->vval.v_number = cmp ? VVAL_TRUE : VVAL_FALSE;
|
|
}
|
|
else
|
|
tv1->vval.v_float = res;
|
|
}
|
|
break;
|
|
|
|
case ISN_COMPARELIST:
|
|
case ISN_COMPAREDICT:
|
|
case ISN_COMPAREFUNC:
|
|
case ISN_COMPARESTRING:
|
|
case ISN_COMPAREBLOB:
|
|
case ISN_COMPAREOBJECT:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
exprtype_T exprtype = iptr->isn_arg.op.op_type;
|
|
int ic = iptr->isn_arg.op.op_ic;
|
|
int res = FALSE;
|
|
int status = OK;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (iptr->isn_type == ISN_COMPARELIST)
|
|
{
|
|
status = typval_compare_list(tv1, tv2,
|
|
exprtype, ic, &res);
|
|
}
|
|
else if (iptr->isn_type == ISN_COMPAREDICT)
|
|
{
|
|
status = typval_compare_dict(tv1, tv2,
|
|
exprtype, ic, &res);
|
|
}
|
|
else if (iptr->isn_type == ISN_COMPAREFUNC)
|
|
{
|
|
status = typval_compare_func(tv1, tv2,
|
|
exprtype, ic, &res);
|
|
}
|
|
else if (iptr->isn_type == ISN_COMPARESTRING)
|
|
{
|
|
status = typval_compare_string(tv1, tv2,
|
|
exprtype, ic, &res);
|
|
}
|
|
else if (iptr->isn_type == ISN_COMPAREBLOB)
|
|
{
|
|
status = typval_compare_blob(tv1, tv2, exprtype, &res);
|
|
}
|
|
else // ISN_COMPAREOBJECT
|
|
{
|
|
status = typval_compare_object(tv1, tv2,
|
|
exprtype, FALSE, &res);
|
|
}
|
|
--ectx->ec_stack.ga_len;
|
|
clear_tv(tv1);
|
|
clear_tv(tv2);
|
|
tv1->v_type = VAR_BOOL;
|
|
tv1->vval.v_number = res ? VVAL_TRUE : VVAL_FALSE;
|
|
if (status == FAIL)
|
|
goto theend;
|
|
}
|
|
break;
|
|
|
|
case ISN_COMPAREANY:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
exprtype_T exprtype = iptr->isn_arg.op.op_type;
|
|
int ic = iptr->isn_arg.op.op_ic;
|
|
int status;
|
|
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
status = typval_compare(tv1, tv2, exprtype, ic);
|
|
clear_tv(tv2);
|
|
--ectx->ec_stack.ga_len;
|
|
if (status == FAIL)
|
|
goto theend;
|
|
}
|
|
break;
|
|
|
|
case ISN_ADDLIST:
|
|
case ISN_ADDBLOB:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
|
|
// add two lists or blobs
|
|
if (iptr->isn_type == ISN_ADDLIST)
|
|
{
|
|
if (iptr->isn_arg.op.op_type == EXPR_APPEND
|
|
&& tv1->vval.v_list != NULL)
|
|
list_extend(tv1->vval.v_list, tv2->vval.v_list,
|
|
NULL);
|
|
else
|
|
eval_addlist(tv1, tv2);
|
|
}
|
|
else
|
|
eval_addblob(tv1, tv2);
|
|
clear_tv(tv2);
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
case ISN_LISTAPPEND:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
list_T *l = tv1->vval.v_list;
|
|
|
|
// add an item to a list
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (l == NULL)
|
|
{
|
|
emsg(_(e_cannot_add_to_null_list));
|
|
goto on_error;
|
|
}
|
|
if (value_check_lock(l->lv_lock, NULL, FALSE))
|
|
goto on_error;
|
|
if (list_append_tv(l, tv2) == FAIL)
|
|
goto theend;
|
|
clear_tv(tv2);
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
case ISN_BLOBAPPEND:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
blob_T *b = tv1->vval.v_blob;
|
|
int error = FALSE;
|
|
varnumber_T n;
|
|
|
|
// add a number to a blob
|
|
if (b == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_cannot_add_to_null_blob));
|
|
goto on_error;
|
|
}
|
|
n = tv_get_number_chk(tv2, &error);
|
|
if (error)
|
|
goto on_error;
|
|
ga_append(&b->bv_ga, (int)n);
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
// Computation with two arguments of unknown type
|
|
case ISN_OPANY:
|
|
{
|
|
typval_T *tv1 = STACK_TV_BOT(-2);
|
|
typval_T *tv2 = STACK_TV_BOT(-1);
|
|
varnumber_T n1, n2;
|
|
float_T f1 = 0, f2 = 0;
|
|
int error = FALSE;
|
|
|
|
if (iptr->isn_arg.op.op_type == EXPR_ADD)
|
|
{
|
|
if (tv1->v_type == VAR_LIST && tv2->v_type == VAR_LIST)
|
|
{
|
|
eval_addlist(tv1, tv2);
|
|
clear_tv(tv2);
|
|
--ectx->ec_stack.ga_len;
|
|
break;
|
|
}
|
|
else if (tv1->v_type == VAR_BLOB
|
|
&& tv2->v_type == VAR_BLOB)
|
|
{
|
|
eval_addblob(tv1, tv2);
|
|
clear_tv(tv2);
|
|
--ectx->ec_stack.ga_len;
|
|
break;
|
|
}
|
|
}
|
|
if (tv1->v_type == VAR_FLOAT)
|
|
{
|
|
f1 = tv1->vval.v_float;
|
|
n1 = 0;
|
|
}
|
|
else
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
n1 = tv_get_number_chk(tv1, &error);
|
|
if (error)
|
|
goto on_error;
|
|
if (tv2->v_type == VAR_FLOAT)
|
|
f1 = n1;
|
|
}
|
|
if (tv2->v_type == VAR_FLOAT)
|
|
{
|
|
f2 = tv2->vval.v_float;
|
|
n2 = 0;
|
|
}
|
|
else
|
|
{
|
|
n2 = tv_get_number_chk(tv2, &error);
|
|
if (error)
|
|
goto on_error;
|
|
if (tv1->v_type == VAR_FLOAT)
|
|
f2 = n2;
|
|
}
|
|
// if there is a float on either side the result is a float
|
|
if (tv1->v_type == VAR_FLOAT || tv2->v_type == VAR_FLOAT)
|
|
{
|
|
switch (iptr->isn_arg.op.op_type)
|
|
{
|
|
case EXPR_MULT: f1 = f1 * f2; break;
|
|
case EXPR_DIV: f1 = f1 / f2; break;
|
|
case EXPR_SUB: f1 = f1 - f2; break;
|
|
case EXPR_ADD: f1 = f1 + f2; break;
|
|
default: SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_cannot_use_percent_with_float));
|
|
goto on_error;
|
|
}
|
|
clear_tv(tv1);
|
|
clear_tv(tv2);
|
|
tv1->v_type = VAR_FLOAT;
|
|
tv1->vval.v_float = f1;
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
else
|
|
{
|
|
int failed = FALSE;
|
|
|
|
switch (iptr->isn_arg.op.op_type)
|
|
{
|
|
case EXPR_MULT: n1 = n1 * n2; break;
|
|
case EXPR_DIV: n1 = num_divide(n1, n2, &failed);
|
|
if (failed)
|
|
goto on_error;
|
|
break;
|
|
case EXPR_SUB: n1 = n1 - n2; break;
|
|
case EXPR_ADD: n1 = n1 + n2; break;
|
|
default: n1 = num_modulus(n1, n2, &failed);
|
|
if (failed)
|
|
goto on_error;
|
|
break;
|
|
}
|
|
clear_tv(tv1);
|
|
clear_tv(tv2);
|
|
tv1->v_type = VAR_NUMBER;
|
|
tv1->vval.v_number = n1;
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_STRINDEX:
|
|
case ISN_STRSLICE:
|
|
{
|
|
int is_slice = iptr->isn_type == ISN_STRSLICE;
|
|
varnumber_T n1 = 0, n2;
|
|
char_u *res;
|
|
|
|
// string index: string is at stack-2, index at stack-1
|
|
// string slice: string is at stack-3, first index at
|
|
// stack-2, second index at stack-1
|
|
if (is_slice)
|
|
{
|
|
tv = STACK_TV_BOT(-2);
|
|
n1 = tv->vval.v_number;
|
|
}
|
|
|
|
tv = STACK_TV_BOT(-1);
|
|
n2 = tv->vval.v_number;
|
|
|
|
ectx->ec_stack.ga_len -= is_slice ? 2 : 1;
|
|
tv = STACK_TV_BOT(-1);
|
|
if (is_slice)
|
|
// Slice: Select the characters from the string
|
|
res = string_slice(tv->vval.v_string, n1, n2, FALSE);
|
|
else
|
|
// Index: The resulting variable is a string of a
|
|
// single character (including composing characters).
|
|
// If the index is too big or negative the result is
|
|
// empty.
|
|
res = char_from_string(tv->vval.v_string, n2);
|
|
vim_free(tv->vval.v_string);
|
|
tv->vval.v_string = res;
|
|
}
|
|
break;
|
|
|
|
case ISN_LISTINDEX:
|
|
case ISN_LISTSLICE:
|
|
case ISN_BLOBINDEX:
|
|
case ISN_BLOBSLICE:
|
|
{
|
|
int is_slice = iptr->isn_type == ISN_LISTSLICE
|
|
|| iptr->isn_type == ISN_BLOBSLICE;
|
|
int is_blob = iptr->isn_type == ISN_BLOBINDEX
|
|
|| iptr->isn_type == ISN_BLOBSLICE;
|
|
varnumber_T n1, n2;
|
|
typval_T *val_tv;
|
|
|
|
// list index: list is at stack-2, index at stack-1
|
|
// list slice: list is at stack-3, indexes at stack-2 and
|
|
// stack-1
|
|
// Same for blob.
|
|
val_tv = is_slice ? STACK_TV_BOT(-3) : STACK_TV_BOT(-2);
|
|
|
|
tv = STACK_TV_BOT(-1);
|
|
n1 = n2 = tv->vval.v_number;
|
|
clear_tv(tv);
|
|
|
|
if (is_slice)
|
|
{
|
|
tv = STACK_TV_BOT(-2);
|
|
n1 = tv->vval.v_number;
|
|
clear_tv(tv);
|
|
}
|
|
|
|
ectx->ec_stack.ga_len -= is_slice ? 2 : 1;
|
|
tv = STACK_TV_BOT(-1);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (is_blob)
|
|
{
|
|
if (blob_slice_or_index(val_tv->vval.v_blob, is_slice,
|
|
n1, n2, FALSE, tv) == FAIL)
|
|
goto on_error;
|
|
}
|
|
else
|
|
{
|
|
if (list_slice_or_index(val_tv->vval.v_list, is_slice,
|
|
n1, n2, FALSE, tv, TRUE) == FAIL)
|
|
goto on_error;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_ANYINDEX:
|
|
case ISN_ANYSLICE:
|
|
{
|
|
int is_slice = iptr->isn_type == ISN_ANYSLICE;
|
|
typval_T *var1, *var2;
|
|
int res;
|
|
|
|
// index: composite is at stack-2, index at stack-1
|
|
// slice: composite is at stack-3, indexes at stack-2 and
|
|
// stack-1
|
|
tv = is_slice ? STACK_TV_BOT(-3) : STACK_TV_BOT(-2);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (check_can_index(tv, TRUE, TRUE) == FAIL)
|
|
goto on_error;
|
|
var1 = is_slice ? STACK_TV_BOT(-2) : STACK_TV_BOT(-1);
|
|
var2 = is_slice ? STACK_TV_BOT(-1) : NULL;
|
|
res = eval_index_inner(tv, is_slice, var1, var2,
|
|
FALSE, NULL, -1, TRUE);
|
|
clear_tv(var1);
|
|
if (is_slice)
|
|
clear_tv(var2);
|
|
ectx->ec_stack.ga_len -= is_slice ? 2 : 1;
|
|
if (res == FAIL)
|
|
goto on_error;
|
|
}
|
|
break;
|
|
|
|
case ISN_SLICE:
|
|
{
|
|
list_T *list;
|
|
int count = iptr->isn_arg.number;
|
|
|
|
// type will have been checked to be a list
|
|
tv = STACK_TV_BOT(-1);
|
|
list = tv->vval.v_list;
|
|
|
|
// no error for short list, expect it to be checked earlier
|
|
if (list != NULL && list->lv_len >= count)
|
|
{
|
|
list_T *newlist = list_slice(list,
|
|
count, list->lv_len - 1);
|
|
|
|
if (newlist != NULL)
|
|
{
|
|
list_unref(list);
|
|
tv->vval.v_list = newlist;
|
|
++newlist->lv_refcount;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_GETITEM:
|
|
{
|
|
listitem_T *li;
|
|
getitem_T *gi = &iptr->isn_arg.getitem;
|
|
|
|
// Get list item: list is at stack-1, push item.
|
|
// List type and length is checked for when compiling.
|
|
tv = STACK_TV_BOT(-1 - gi->gi_with_op);
|
|
li = list_find(tv->vval.v_list, gi->gi_index);
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
++ectx->ec_stack.ga_len;
|
|
copy_tv(&li->li_tv, STACK_TV_BOT(-1));
|
|
|
|
// Useful when used in unpack assignment. Reset at
|
|
// ISN_DROP.
|
|
ectx->ec_where.wt_index = gi->gi_index + 1;
|
|
ectx->ec_where.wt_kind = WT_VARIABLE;
|
|
}
|
|
break;
|
|
|
|
// dict member with string key (dict['member'])
|
|
case ISN_MEMBER:
|
|
{
|
|
dict_T *dict;
|
|
char_u *key;
|
|
dictitem_T *di;
|
|
|
|
// dict member: dict is at stack-2, key at stack-1
|
|
tv = STACK_TV_BOT(-2);
|
|
// no need to check for VAR_DICT, CHECKTYPE will check.
|
|
dict = tv->vval.v_dict;
|
|
|
|
tv = STACK_TV_BOT(-1);
|
|
// no need to check for VAR_STRING, 2STRING will check.
|
|
key = tv->vval.v_string;
|
|
if (key == NULL)
|
|
key = (char_u *)"";
|
|
|
|
if ((di = dict_find(dict, key, -1)) == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_key_not_present_in_dictionary_str), key);
|
|
|
|
// If :silent! is used we will continue, make sure the
|
|
// stack contents makes sense and the dict stack is
|
|
// updated.
|
|
clear_tv(tv);
|
|
--ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_BOT(-1);
|
|
(void) dict_stack_save(tv);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->vval.v_number = 0;
|
|
goto on_fatal_error;
|
|
}
|
|
clear_tv(tv);
|
|
--ectx->ec_stack.ga_len;
|
|
// Put the dict used on the dict stack, it might be used by
|
|
// a dict function later.
|
|
tv = STACK_TV_BOT(-1);
|
|
if (dict_stack_save(tv) == FAIL)
|
|
goto on_fatal_error;
|
|
copy_tv(&di->di_tv, tv);
|
|
}
|
|
break;
|
|
|
|
// dict member with string key (dict.member)
|
|
// or can be an object
|
|
case ISN_STRINGMEMBER:
|
|
{
|
|
dict_T *dict;
|
|
dictitem_T *di;
|
|
|
|
tv = STACK_TV_BOT(-1);
|
|
|
|
if (tv->v_type == VAR_OBJECT
|
|
|| tv->v_type == VAR_CLASS)
|
|
{
|
|
if (dict_stack_save(tv) == FAIL)
|
|
goto on_fatal_error;
|
|
|
|
ufunc_T *ufunc = (((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx)->df_ufunc;
|
|
// Class or an object (not a Dict)
|
|
if (var_any_get_oc_member(ufunc->uf_class, iptr, tv) == FAIL)
|
|
goto on_error;
|
|
}
|
|
else
|
|
{
|
|
if (tv->v_type != VAR_DICT || tv->vval.v_dict == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_dictionary_required));
|
|
goto on_error;
|
|
}
|
|
dict = tv->vval.v_dict;
|
|
|
|
if ((di = dict_find(dict, iptr->isn_arg.string, -1))
|
|
== NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_key_not_present_in_dictionary_str),
|
|
iptr->isn_arg.string);
|
|
goto on_error;
|
|
}
|
|
// Put the dict used on the dict stack, it might be
|
|
// used by a dict function later.
|
|
if (dict_stack_save(tv) == FAIL)
|
|
goto on_fatal_error;
|
|
|
|
copy_tv(&di->di_tv, tv);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_GET_OBJ_MEMBER:
|
|
case ISN_GET_ITF_MEMBER:
|
|
{
|
|
tv = STACK_TV_BOT(-1);
|
|
if (tv->v_type != VAR_OBJECT)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
object_required_error(tv);
|
|
goto on_error;
|
|
}
|
|
|
|
object_T *obj = tv->vval.v_object;
|
|
if (obj == NULL)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_using_null_object));
|
|
goto on_error;
|
|
}
|
|
|
|
int idx;
|
|
if (iptr->isn_type == ISN_GET_OBJ_MEMBER)
|
|
idx = iptr->isn_arg.classmember.cm_idx;
|
|
else
|
|
{
|
|
idx = iptr->isn_arg.classmember.cm_idx;
|
|
// convert the interface index to the object index
|
|
idx = object_index_from_itf_index(
|
|
iptr->isn_arg.classmember.cm_class,
|
|
FALSE, idx, obj->obj_class);
|
|
}
|
|
|
|
// The members are located right after the object struct.
|
|
typval_T *mtv = ((typval_T *)(obj + 1)) + idx;
|
|
if (mtv->v_type == VAR_UNKNOWN)
|
|
{
|
|
// Referencing an object variable (without a type)
|
|
// which is not yet initialized. So the type is not
|
|
// yet known.
|
|
ocmember_T *m = &obj->obj_class->class_obj_members[idx];
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_uninitialized_object_var_reference),
|
|
m->ocm_name);
|
|
goto on_error;
|
|
}
|
|
copy_tv(mtv, tv);
|
|
|
|
// Unreference the object after getting the member, it may
|
|
// be freed.
|
|
object_unref(obj);
|
|
}
|
|
break;
|
|
|
|
case ISN_STORE_THIS:
|
|
{
|
|
int idx = iptr->isn_arg.number;
|
|
object_T *obj = STACK_TV_VAR(0)->vval.v_object;
|
|
// the members are located right after the object struct
|
|
typval_T *mtv = ((typval_T *)(obj + 1)) + idx;
|
|
clear_tv(mtv);
|
|
*mtv = *STACK_TV_BOT(-1);
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
break;
|
|
|
|
case ISN_CLEARDICT:
|
|
dict_stack_drop();
|
|
break;
|
|
|
|
case ISN_USEDICT:
|
|
{
|
|
typval_T *dict_tv = dict_stack_get_tv();
|
|
|
|
// Turn "dict.Func" into a partial for "Func" bound to
|
|
// "dict". Don't do this when "Func" is already a partial
|
|
// that was bound explicitly (pt_auto is FALSE).
|
|
tv = STACK_TV_BOT(-1);
|
|
if (dict_tv != NULL
|
|
&& dict_tv->v_type == VAR_DICT
|
|
&& dict_tv->vval.v_dict != NULL
|
|
&& (tv->v_type == VAR_FUNC
|
|
|| (tv->v_type == VAR_PARTIAL
|
|
&& (tv->vval.v_partial->pt_auto
|
|
|| tv->vval.v_partial->pt_dict == NULL))))
|
|
dict_tv->vval.v_dict =
|
|
make_partial(dict_tv->vval.v_dict, tv);
|
|
dict_stack_drop();
|
|
}
|
|
break;
|
|
|
|
case ISN_NEGATENR:
|
|
tv = STACK_TV_BOT(-1);
|
|
// CHECKTYPE should have checked the variable type
|
|
if (tv->v_type == VAR_FLOAT)
|
|
tv->vval.v_float = -tv->vval.v_float;
|
|
else
|
|
tv->vval.v_number = -tv->vval.v_number;
|
|
break;
|
|
|
|
case ISN_CHECKTYPE:
|
|
{
|
|
checktype_T *ct = &iptr->isn_arg.type;
|
|
int r;
|
|
where_T where = WHERE_INIT;
|
|
|
|
tv = STACK_TV_BOT((int)ct->ct_off);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (ct->ct_arg_idx > 0)
|
|
{
|
|
where.wt_index = ct->ct_arg_idx;
|
|
where.wt_kind = ct->ct_is_var ? WT_VARIABLE : WT_ARGUMENT;
|
|
}
|
|
where.wt_func_name = ectx->ec_where.wt_func_name;
|
|
r = check_typval_type(ct->ct_type, tv, where);
|
|
if (r == FAIL)
|
|
goto on_error;
|
|
|
|
// number 0 is FALSE, number 1 is TRUE
|
|
if (tv->v_type == VAR_NUMBER
|
|
&& ct->ct_type->tt_type == VAR_BOOL
|
|
&& (tv->vval.v_number == 0
|
|
|| tv->vval.v_number == 1))
|
|
{
|
|
tv->v_type = VAR_BOOL;
|
|
tv->vval.v_number = tv->vval.v_number
|
|
? VVAL_TRUE : VVAL_FALSE;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_CHECKLEN:
|
|
{
|
|
int min_len = iptr->isn_arg.checklen.cl_min_len;
|
|
list_T *list = NULL;
|
|
|
|
tv = STACK_TV_BOT(-1);
|
|
if (tv->v_type == VAR_LIST)
|
|
list = tv->vval.v_list;
|
|
if (list == NULL || list->lv_len < min_len
|
|
|| (list->lv_len > min_len
|
|
&& !iptr->isn_arg.checklen.cl_more_OK))
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
semsg(_(e_expected_nr_items_but_got_nr),
|
|
min_len, list == NULL ? 0 : list->lv_len);
|
|
goto on_error;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_SETTYPE:
|
|
set_tv_type(STACK_TV_BOT(-1), iptr->isn_arg.type.ct_type);
|
|
break;
|
|
|
|
case ISN_2BOOL:
|
|
case ISN_COND2BOOL:
|
|
{
|
|
int n;
|
|
int error = FALSE;
|
|
|
|
if (iptr->isn_type == ISN_2BOOL)
|
|
{
|
|
tv = STACK_TV_BOT(iptr->isn_arg.tobool.offset);
|
|
n = tv2bool(tv);
|
|
if (iptr->isn_arg.tobool.invert)
|
|
n = !n;
|
|
}
|
|
else
|
|
{
|
|
tv = STACK_TV_BOT(-1);
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
n = tv_get_bool_chk(tv, &error);
|
|
if (error)
|
|
goto on_error;
|
|
}
|
|
clear_tv(tv);
|
|
tv->v_type = VAR_BOOL;
|
|
tv->vval.v_number = n ? VVAL_TRUE : VVAL_FALSE;
|
|
}
|
|
break;
|
|
|
|
case ISN_2STRING:
|
|
case ISN_2STRING_ANY:
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
if (do_2string(STACK_TV_BOT(iptr->isn_arg.tostring.offset),
|
|
iptr->isn_type == ISN_2STRING_ANY,
|
|
iptr->isn_arg.tostring.flags) == FAIL)
|
|
goto on_error;
|
|
break;
|
|
|
|
case ISN_RANGE:
|
|
{
|
|
exarg_T ea;
|
|
char *errormsg;
|
|
|
|
ea.line2 = 0;
|
|
ea.addr_count = 0;
|
|
ea.addr_type = ADDR_LINES;
|
|
ea.cmd = iptr->isn_arg.string;
|
|
ea.skip = FALSE;
|
|
if (parse_cmd_address(&ea, &errormsg, FALSE) == FAIL)
|
|
goto on_error;
|
|
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, 1))
|
|
goto theend;
|
|
++ectx->ec_stack.ga_len;
|
|
tv = STACK_TV_BOT(-1);
|
|
tv->v_type = VAR_NUMBER;
|
|
tv->v_lock = 0;
|
|
tv->vval.v_number = ea.line2;
|
|
}
|
|
break;
|
|
|
|
case ISN_PUT:
|
|
{
|
|
int regname = iptr->isn_arg.put.put_regname;
|
|
linenr_T lnum = iptr->isn_arg.put.put_lnum;
|
|
char_u *expr = NULL;
|
|
int dir = FORWARD;
|
|
|
|
if (lnum < -2)
|
|
{
|
|
// line number was put on the stack by ISN_RANGE
|
|
tv = STACK_TV_BOT(-1);
|
|
curwin->w_cursor.lnum = tv->vval.v_number;
|
|
if (lnum == LNUM_VARIABLE_RANGE_ABOVE)
|
|
dir = BACKWARD;
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
else if (lnum == -2)
|
|
// :put! above cursor
|
|
dir = BACKWARD;
|
|
else if (lnum >= 0)
|
|
{
|
|
curwin->w_cursor.lnum = lnum;
|
|
if (lnum == 0)
|
|
// check_cursor() below will move to line 1
|
|
dir = BACKWARD;
|
|
}
|
|
|
|
if (regname == '=')
|
|
{
|
|
tv = STACK_TV_BOT(-1);
|
|
if (tv->v_type == VAR_STRING)
|
|
expr = tv->vval.v_string;
|
|
else
|
|
{
|
|
expr = typval2string(tv, TRUE); // allocates value
|
|
clear_tv(tv);
|
|
}
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
check_cursor();
|
|
do_put(regname, expr, dir, 1L, PUT_LINE|PUT_CURSLINE);
|
|
vim_free(expr);
|
|
}
|
|
break;
|
|
|
|
case ISN_CMDMOD:
|
|
ectx->ec_funclocal.floc_save_cmdmod = cmdmod;
|
|
ectx->ec_funclocal.floc_restore_cmdmod = TRUE;
|
|
ectx->ec_funclocal.floc_restore_cmdmod_stacklen =
|
|
ectx->ec_stack.ga_len;
|
|
cmdmod = *iptr->isn_arg.cmdmod.cf_cmdmod;
|
|
apply_cmdmod(&cmdmod);
|
|
break;
|
|
|
|
case ISN_CMDMOD_REV:
|
|
// filter regprog is owned by the instruction, don't free it
|
|
cmdmod.cmod_filter_regmatch.regprog = NULL;
|
|
undo_cmdmod(&cmdmod);
|
|
cmdmod = ectx->ec_funclocal.floc_save_cmdmod;
|
|
ectx->ec_funclocal.floc_restore_cmdmod = FALSE;
|
|
break;
|
|
|
|
case ISN_UNPACK:
|
|
{
|
|
int count = iptr->isn_arg.unpack.unp_count;
|
|
int semicolon = iptr->isn_arg.unpack.unp_semicolon;
|
|
list_T *l;
|
|
listitem_T *li;
|
|
int i;
|
|
|
|
// Check there is a valid list to unpack.
|
|
tv = STACK_TV_BOT(-1);
|
|
if (tv->v_type != VAR_LIST)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_for_argument_must_be_sequence_of_lists));
|
|
goto on_error;
|
|
}
|
|
l = tv->vval.v_list;
|
|
if (l == NULL
|
|
|| l->lv_len < (semicolon ? count - 1 : count))
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_list_value_does_not_have_enough_items));
|
|
goto on_error;
|
|
}
|
|
else if (!semicolon && l->lv_len > count)
|
|
{
|
|
SOURCING_LNUM = iptr->isn_lnum;
|
|
emsg(_(e_list_value_has_more_items_than_targets));
|
|
goto on_error;
|
|
}
|
|
|
|
CHECK_LIST_MATERIALIZE(l);
|
|
if (GA_GROW_FAILS(&ectx->ec_stack, count - 1))
|
|
goto theend;
|
|
ectx->ec_stack.ga_len += count - 1;
|
|
|
|
// Variable after semicolon gets a list with the remaining
|
|
// items.
|
|
if (semicolon)
|
|
{
|
|
list_T *rem_list =
|
|
list_alloc_with_items(l->lv_len - count + 1);
|
|
|
|
if (rem_list == NULL)
|
|
goto theend;
|
|
tv = STACK_TV_BOT(-count);
|
|
tv->vval.v_list = rem_list;
|
|
++rem_list->lv_refcount;
|
|
tv->v_lock = 0;
|
|
li = l->lv_first;
|
|
for (i = 0; i < count - 1; ++i)
|
|
li = li->li_next;
|
|
for (i = 0; li != NULL; ++i)
|
|
{
|
|
typval_T tvcopy;
|
|
|
|
copy_tv(&li->li_tv, &tvcopy);
|
|
list_set_item(rem_list, i, &tvcopy);
|
|
li = li->li_next;
|
|
}
|
|
--count;
|
|
}
|
|
|
|
// Produce the values in reverse order, first item last.
|
|
li = l->lv_first;
|
|
for (i = 0; i < count; ++i)
|
|
{
|
|
tv = STACK_TV_BOT(-i - 1);
|
|
copy_tv(&li->li_tv, tv);
|
|
li = li->li_next;
|
|
}
|
|
|
|
list_unref(l);
|
|
}
|
|
break;
|
|
|
|
case ISN_PROF_START:
|
|
case ISN_PROF_END:
|
|
{
|
|
#ifdef FEAT_PROFILE
|
|
funccall_T cookie;
|
|
ufunc_T *cur_ufunc =
|
|
(((dfunc_T *)def_functions.ga_data)
|
|
+ ectx->ec_dfunc_idx)->df_ufunc;
|
|
|
|
cookie.fc_func = cur_ufunc;
|
|
if (iptr->isn_type == ISN_PROF_START)
|
|
{
|
|
func_line_start(&cookie, iptr->isn_lnum);
|
|
// if we get here the instruction is executed
|
|
func_line_exec(&cookie);
|
|
}
|
|
else
|
|
func_line_end(&cookie);
|
|
#endif
|
|
}
|
|
break;
|
|
|
|
case ISN_DEBUG:
|
|
handle_debug(iptr, ectx);
|
|
break;
|
|
|
|
case ISN_SHUFFLE:
|
|
{
|
|
typval_T tmp_tv;
|
|
int item = iptr->isn_arg.shuffle.shfl_item;
|
|
int up = iptr->isn_arg.shuffle.shfl_up;
|
|
|
|
tmp_tv = *STACK_TV_BOT(-item);
|
|
for ( ; up > 0 && item > 1; --up)
|
|
{
|
|
*STACK_TV_BOT(-item) = *STACK_TV_BOT(-item + 1);
|
|
--item;
|
|
}
|
|
*STACK_TV_BOT(-item) = tmp_tv;
|
|
}
|
|
break;
|
|
|
|
case ISN_DROP:
|
|
--ectx->ec_stack.ga_len;
|
|
clear_tv(STACK_TV_BOT(0));
|
|
ectx->ec_where = (where_T)WHERE_INIT;
|
|
break;
|
|
|
|
case ISN_SCRIPTCTX_SET:
|
|
// change the script context. Used to evaluate an object
|
|
// member variable initialization expression in the context of
|
|
// the script where the class is defined.
|
|
current_sctx = iptr->isn_arg.setsctx;
|
|
break;
|
|
}
|
|
continue;
|
|
|
|
func_return:
|
|
// Restore previous function. If the frame pointer is where we started
|
|
// then there is none and we are done.
|
|
if (ectx->ec_frame_idx == ectx->ec_initial_frame_idx)
|
|
goto done;
|
|
|
|
if (func_return(ectx) == FAIL)
|
|
// only fails when out of memory
|
|
goto theend;
|
|
continue;
|
|
|
|
on_error:
|
|
// Jump here for an error that does not require aborting execution.
|
|
// If "emsg_silent" is set then ignore the error, unless it was set
|
|
// when calling the function.
|
|
if (did_emsg_cumul + did_emsg == ectx->ec_did_emsg_before
|
|
&& emsg_silent && did_emsg_def == 0)
|
|
{
|
|
// If a sequence of instructions causes an error while ":silent!"
|
|
// was used, restore the stack length and jump ahead to restoring
|
|
// the cmdmod.
|
|
if (ectx->ec_funclocal.floc_restore_cmdmod)
|
|
{
|
|
while (ectx->ec_stack.ga_len
|
|
> ectx->ec_funclocal.floc_restore_cmdmod_stacklen)
|
|
{
|
|
--ectx->ec_stack.ga_len;
|
|
clear_tv(STACK_TV_BOT(0));
|
|
}
|
|
while (ectx->ec_instr[ectx->ec_iidx].isn_type != ISN_CMDMOD_REV)
|
|
++ectx->ec_iidx;
|
|
}
|
|
continue;
|
|
}
|
|
on_fatal_error:
|
|
// Jump here for an error that messes up the stack.
|
|
// If we are not inside a try-catch started here, abort execution.
|
|
if (trylevel <= ectx->ec_trylevel_at_start)
|
|
goto theend;
|
|
}
|
|
|
|
done:
|
|
ret = OK;
|
|
theend:
|
|
may_invoke_defer_funcs(ectx);
|
|
|
|
dict_stack_clear(dict_stack_len_at_start);
|
|
ectx->ec_trylevel_at_start = save_trylevel_at_start;
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Execute the instructions from a VAR_INSTR typval and put the result in
|
|
* "rettv".
|
|
* Return OK or FAIL.
|
|
*/
|
|
int
|
|
exe_typval_instr(typval_T *tv, typval_T *rettv)
|
|
{
|
|
ectx_T *ectx = tv->vval.v_instr->instr_ectx;
|
|
isn_T *save_instr = ectx->ec_instr;
|
|
int save_iidx = ectx->ec_iidx;
|
|
int res;
|
|
|
|
// Initialize rettv so that it is safe for caller to invoke clear_tv(rettv)
|
|
// even when the compilation fails.
|
|
rettv->v_type = VAR_UNKNOWN;
|
|
|
|
ectx->ec_instr = tv->vval.v_instr->instr_instr;
|
|
res = exec_instructions(ectx);
|
|
if (res == OK)
|
|
{
|
|
*rettv = *STACK_TV_BOT(-1);
|
|
--ectx->ec_stack.ga_len;
|
|
}
|
|
|
|
ectx->ec_instr = save_instr;
|
|
ectx->ec_iidx = save_iidx;
|
|
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
* Execute the instructions from an ISN_SUBSTITUTE command, which are in
|
|
* "substitute_instr".
|
|
*/
|
|
char_u *
|
|
exe_substitute_instr(void)
|
|
{
|
|
ectx_T *ectx = substitute_instr->subs_ectx;
|
|
isn_T *save_instr = ectx->ec_instr;
|
|
int save_iidx = ectx->ec_iidx;
|
|
char_u *res;
|
|
|
|
ectx->ec_instr = substitute_instr->subs_instr;
|
|
if (exec_instructions(ectx) == OK)
|
|
{
|
|
typval_T *tv = STACK_TV_BOT(-1);
|
|
|
|
res = typval2string(tv, TRUE);
|
|
--ectx->ec_stack.ga_len;
|
|
clear_tv(tv);
|
|
}
|
|
else
|
|
{
|
|
substitute_instr->subs_status = FAIL;
|
|
res = vim_strsave((char_u *)"");
|
|
}
|
|
|
|
ectx->ec_instr = save_instr;
|
|
ectx->ec_iidx = save_iidx;
|
|
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
* Call a "def" function from old Vim script.
|
|
* Return OK or FAIL.
|
|
*/
|
|
int
|
|
call_def_function(
|
|
ufunc_T *ufunc,
|
|
int argc_arg, // nr of arguments
|
|
typval_T *argv, // arguments
|
|
int flags, // DEF_ flags
|
|
partial_T *partial, // optional partial for context
|
|
object_T *object, // object, e.g. for this.Func()
|
|
funccall_T *funccal,
|
|
typval_T *rettv) // return value
|
|
{
|
|
ectx_T ectx; // execution context
|
|
int argc = argc_arg;
|
|
int partial_argc = partial == NULL
|
|
|| (flags & DEF_USE_PT_ARGV) == 0
|
|
? 0 : partial->pt_argc;
|
|
int total_argc = argc + partial_argc;
|
|
typval_T *tv;
|
|
int idx;
|
|
int ret = FAIL;
|
|
int defcount = ufunc->uf_args.ga_len - total_argc;
|
|
sctx_T save_current_sctx = current_sctx;
|
|
int did_emsg_before = did_emsg_cumul + did_emsg;
|
|
int save_suppress_errthrow = suppress_errthrow;
|
|
msglist_T **saved_msg_list = NULL;
|
|
msglist_T *private_msg_list = NULL;
|
|
int save_emsg_silent_def = emsg_silent_def;
|
|
int save_did_emsg_def = did_emsg_def;
|
|
int orig_funcdepth;
|
|
int orig_nesting_level = ex_nesting_level;
|
|
|
|
// Get pointer to item in the stack.
|
|
#undef STACK_TV
|
|
#define STACK_TV(idx) (((typval_T *)ectx.ec_stack.ga_data) + idx)
|
|
|
|
// Get pointer to item at the bottom of the stack, -1 is the bottom.
|
|
#undef STACK_TV_BOT
|
|
#define STACK_TV_BOT(idx) (((typval_T *)ectx.ec_stack.ga_data) + ectx.ec_stack.ga_len + idx)
|
|
|
|
// Get pointer to a local variable on the stack. Negative for arguments.
|
|
#undef STACK_TV_VAR
|
|
#define STACK_TV_VAR(idx) (((typval_T *)ectx.ec_stack.ga_data) + ectx.ec_frame_idx + STACK_FRAME_SIZE + idx)
|
|
|
|
if (ufunc->uf_def_status == UF_NOT_COMPILED
|
|
|| ufunc->uf_def_status == UF_COMPILE_ERROR
|
|
|| (func_needs_compiling(ufunc, get_compile_type(ufunc))
|
|
&& compile_def_function(ufunc, FALSE,
|
|
get_compile_type(ufunc), NULL) == FAIL))
|
|
{
|
|
if (did_emsg_cumul + did_emsg == did_emsg_before)
|
|
semsg(_(e_function_is_not_compiled_str),
|
|
printable_func_name(ufunc));
|
|
return FAIL;
|
|
}
|
|
|
|
{
|
|
// Check the function was really compiled.
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ ufunc->uf_dfunc_idx;
|
|
if (dfunc->df_ufunc == NULL)
|
|
{
|
|
semsg(_(e_function_was_deleted_str), printable_func_name(ufunc));
|
|
return FAIL;
|
|
}
|
|
if (INSTRUCTIONS(dfunc) == NULL)
|
|
{
|
|
iemsg("using call_def_function() on not compiled function");
|
|
return FAIL;
|
|
}
|
|
}
|
|
|
|
// If depth of calling is getting too high, don't execute the function.
|
|
orig_funcdepth = funcdepth_get();
|
|
if (funcdepth_increment() == FAIL)
|
|
return FAIL;
|
|
|
|
CLEAR_FIELD(ectx);
|
|
ectx.ec_dfunc_idx = ufunc->uf_dfunc_idx;
|
|
ga_init2(&ectx.ec_stack, sizeof(typval_T), 500);
|
|
if (GA_GROW_FAILS(&ectx.ec_stack, 20))
|
|
{
|
|
funcdepth_decrement();
|
|
return FAIL;
|
|
}
|
|
ga_init2(&ectx.ec_trystack, sizeof(trycmd_T), 10);
|
|
ga_init2(&ectx.ec_funcrefs, sizeof(partial_T *), 10);
|
|
ectx.ec_did_emsg_before = did_emsg_before;
|
|
++ex_nesting_level;
|
|
|
|
idx = total_argc - ufunc->uf_args.ga_len;
|
|
if (idx > 0 && ufunc->uf_va_name == NULL)
|
|
{
|
|
semsg(NGETTEXT(e_one_argument_too_many, e_nr_arguments_too_many,
|
|
idx), idx);
|
|
goto failed_early;
|
|
}
|
|
idx = total_argc - ufunc->uf_args.ga_len + ufunc->uf_def_args.ga_len;
|
|
if (idx < 0)
|
|
{
|
|
semsg(NGETTEXT(e_one_argument_too_few, e_nr_arguments_too_few,
|
|
-idx), -idx);
|
|
goto failed_early;
|
|
}
|
|
|
|
// Put values from the partial and arguments on the stack, but no more than
|
|
// what the function expects. A lambda can be called with more arguments
|
|
// than it uses.
|
|
for (idx = 0; idx < total_argc
|
|
&& (ufunc->uf_va_name != NULL || idx < ufunc->uf_args.ga_len);
|
|
++idx)
|
|
{
|
|
int argv_idx = idx - partial_argc;
|
|
|
|
tv = idx < partial_argc ? partial->pt_argv + idx : argv + argv_idx;
|
|
if (idx >= ufunc->uf_args.ga_len - ufunc->uf_def_args.ga_len
|
|
&& tv->v_type == VAR_SPECIAL
|
|
&& tv->vval.v_number == VVAL_NONE)
|
|
{
|
|
// Use the default value.
|
|
STACK_TV_BOT(0)->v_type = VAR_UNKNOWN;
|
|
}
|
|
else
|
|
{
|
|
int done = FALSE;
|
|
if (ufunc->uf_arg_types != NULL && idx < ufunc->uf_args.ga_len)
|
|
{
|
|
type_T *expected = ufunc->uf_arg_types[idx];
|
|
if (expected->tt_type == VAR_FLOAT && tv->v_type == VAR_NUMBER)
|
|
{
|
|
// When a float is expected and a number was given, convert
|
|
// the value.
|
|
STACK_TV_BOT(0)->v_type = VAR_FLOAT;
|
|
STACK_TV_BOT(0)->v_lock = 0;
|
|
STACK_TV_BOT(0)->vval.v_float = tv->vval.v_number;
|
|
done = TRUE;
|
|
}
|
|
else if (check_typval_arg_type(expected, tv,
|
|
NULL, argv_idx + 1) == FAIL)
|
|
goto failed_early;
|
|
}
|
|
if (!done)
|
|
copy_tv(tv, STACK_TV_BOT(0));
|
|
}
|
|
++ectx.ec_stack.ga_len;
|
|
}
|
|
|
|
// Turn varargs into a list. Empty list if no args.
|
|
if (ufunc->uf_va_name != NULL)
|
|
{
|
|
int vararg_count = argc - ufunc->uf_args.ga_len;
|
|
|
|
if (vararg_count < 0)
|
|
vararg_count = 0;
|
|
else
|
|
argc -= vararg_count;
|
|
if (exe_newlist(vararg_count, &ectx) == FAIL)
|
|
goto failed_early;
|
|
|
|
// Check the type of the list items.
|
|
tv = STACK_TV_BOT(-1);
|
|
if (ufunc->uf_va_type != NULL
|
|
&& ufunc->uf_va_type != &t_list_any
|
|
&& ufunc->uf_va_type->tt_member != &t_any
|
|
&& tv->vval.v_list != NULL)
|
|
{
|
|
type_T *expected = ufunc->uf_va_type->tt_member;
|
|
listitem_T *li = tv->vval.v_list->lv_first;
|
|
|
|
for (idx = 0; idx < vararg_count; ++idx)
|
|
{
|
|
if (check_typval_arg_type(expected, &li->li_tv,
|
|
NULL, argc + idx + 1) == FAIL)
|
|
goto failed_early;
|
|
li = li->li_next;
|
|
}
|
|
}
|
|
|
|
if (defcount > 0)
|
|
// Move varargs list to below missing default arguments.
|
|
*STACK_TV_BOT(defcount - 1) = *STACK_TV_BOT(-1);
|
|
--ectx.ec_stack.ga_len;
|
|
}
|
|
|
|
// Make space for omitted arguments, will store default value below.
|
|
// Any varargs list goes after them.
|
|
if (defcount > 0)
|
|
for (idx = 0; idx < defcount; ++idx)
|
|
{
|
|
STACK_TV_BOT(0)->v_type = VAR_UNKNOWN;
|
|
++ectx.ec_stack.ga_len;
|
|
}
|
|
if (ufunc->uf_va_name != NULL)
|
|
++ectx.ec_stack.ga_len;
|
|
|
|
// Frame pointer points to just after arguments.
|
|
ectx.ec_frame_idx = ectx.ec_stack.ga_len;
|
|
ectx.ec_initial_frame_idx = ectx.ec_frame_idx;
|
|
|
|
{
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ ufunc->uf_dfunc_idx;
|
|
ufunc_T *base_ufunc = dfunc->df_ufunc;
|
|
|
|
// "uf_partial" is on the ufunc that "df_ufunc" points to, as is done
|
|
// by copy_lambda_to_global_func().
|
|
if (partial != NULL || base_ufunc->uf_partial != NULL)
|
|
{
|
|
ectx.ec_outer_ref = ALLOC_CLEAR_ONE(outer_ref_T);
|
|
if (ectx.ec_outer_ref == NULL)
|
|
goto failed_early;
|
|
if (partial != NULL)
|
|
{
|
|
outer_T *outer = get_pt_outer(partial);
|
|
|
|
if (outer->out_stack == NULL && outer->out_loop_size == 0)
|
|
{
|
|
// no stack was set
|
|
if (current_ectx != NULL)
|
|
{
|
|
if (current_ectx->ec_outer_ref != NULL
|
|
&& current_ectx->ec_outer_ref->or_outer != NULL)
|
|
ectx.ec_outer_ref->or_outer =
|
|
current_ectx->ec_outer_ref->or_outer;
|
|
}
|
|
// else: should there be an error here?
|
|
}
|
|
else
|
|
{
|
|
ectx.ec_outer_ref->or_outer = outer;
|
|
++partial->pt_refcount;
|
|
ectx.ec_outer_ref->or_partial = partial;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ectx.ec_outer_ref->or_outer = &base_ufunc->uf_partial->pt_outer;
|
|
++base_ufunc->uf_partial->pt_refcount;
|
|
ectx.ec_outer_ref->or_partial = base_ufunc->uf_partial;
|
|
}
|
|
}
|
|
}
|
|
|
|
// dummy frame entries
|
|
for (idx = 0; idx < STACK_FRAME_SIZE; ++idx)
|
|
{
|
|
STACK_TV(ectx.ec_stack.ga_len)->v_type = VAR_UNKNOWN;
|
|
++ectx.ec_stack.ga_len;
|
|
}
|
|
|
|
{
|
|
// Reserve space for local variables and any closure reference count.
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data)
|
|
+ ufunc->uf_dfunc_idx;
|
|
|
|
// Initialize variables to zero. That avoids having to generate
|
|
// initializing instructions for "var nr: number", "var x: any", etc.
|
|
for (idx = 0; idx < dfunc->df_varcount; ++idx)
|
|
{
|
|
STACK_TV_VAR(idx)->v_type = VAR_NUMBER;
|
|
STACK_TV_VAR(idx)->vval.v_number = 0;
|
|
}
|
|
ectx.ec_stack.ga_len += dfunc->df_varcount;
|
|
|
|
if (object != NULL)
|
|
{
|
|
// the object is always the variable at index zero
|
|
tv = STACK_TV_VAR(0);
|
|
tv->v_type = VAR_OBJECT;
|
|
tv->vval.v_object = object;
|
|
}
|
|
|
|
if (dfunc->df_has_closure)
|
|
{
|
|
// Initialize the variable that counts how many closures were
|
|
// created. This is used in handle_closure_in_use().
|
|
STACK_TV_VAR(idx)->v_type = VAR_NUMBER;
|
|
STACK_TV_VAR(idx)->vval.v_number = 0;
|
|
++ectx.ec_stack.ga_len;
|
|
}
|
|
|
|
ectx.ec_instr = INSTRUCTIONS(dfunc);
|
|
}
|
|
|
|
// Store the execution context in funccal, used by invoke_all_defer().
|
|
if (funccal != NULL)
|
|
funccal->fc_ectx = &ectx;
|
|
|
|
// Following errors are in the function, not the caller.
|
|
// Commands behave like vim9script.
|
|
estack_push_ufunc(ufunc, 1);
|
|
current_sctx = ufunc->uf_script_ctx;
|
|
current_sctx.sc_version = SCRIPT_VERSION_VIM9;
|
|
|
|
// Use a specific location for storing error messages to be converted to an
|
|
// exception.
|
|
saved_msg_list = msg_list;
|
|
msg_list = &private_msg_list;
|
|
|
|
// Do turn errors into exceptions.
|
|
suppress_errthrow = FALSE;
|
|
|
|
// Do not delete the function while executing it.
|
|
++ufunc->uf_calls;
|
|
|
|
// When ":silent!" was used before calling then we still abort the
|
|
// function. If ":silent!" is used in the function then we don't.
|
|
emsg_silent_def = emsg_silent;
|
|
did_emsg_def = 0;
|
|
|
|
ectx.ec_where = (where_T)WHERE_INIT;
|
|
|
|
/*
|
|
* Execute the instructions until done.
|
|
*/
|
|
ret = exec_instructions(&ectx);
|
|
if (ret == OK)
|
|
{
|
|
// function finished, get result from the stack.
|
|
if (ufunc->uf_ret_type == &t_void)
|
|
{
|
|
rettv->v_type = VAR_VOID;
|
|
}
|
|
else
|
|
{
|
|
tv = STACK_TV_BOT(-1);
|
|
*rettv = *tv;
|
|
tv->v_type = VAR_UNKNOWN;
|
|
}
|
|
}
|
|
|
|
// When failed need to unwind the call stack.
|
|
unwind_def_callstack(&ectx);
|
|
|
|
// Deal with any remaining closures, they may be in use somewhere.
|
|
if (ectx.ec_funcrefs.ga_len > 0)
|
|
{
|
|
handle_closure_in_use(&ectx, FALSE);
|
|
ga_clear(&ectx.ec_funcrefs);
|
|
}
|
|
|
|
estack_pop();
|
|
current_sctx = save_current_sctx;
|
|
|
|
if (--ufunc->uf_calls <= 0 && ufunc->uf_refcount <= 0)
|
|
// Function was unreferenced while being used, free it now.
|
|
func_clear_free(ufunc, FALSE);
|
|
|
|
if (*msg_list != NULL && saved_msg_list != NULL)
|
|
{
|
|
msglist_T **plist = saved_msg_list;
|
|
|
|
// Append entries from the current msg_list (uncaught exceptions) to
|
|
// the saved msg_list.
|
|
while (*plist != NULL)
|
|
plist = &(*plist)->next;
|
|
|
|
*plist = *msg_list;
|
|
}
|
|
msg_list = saved_msg_list;
|
|
|
|
if (ectx.ec_funclocal.floc_restore_cmdmod)
|
|
{
|
|
cmdmod.cmod_filter_regmatch.regprog = NULL;
|
|
undo_cmdmod(&cmdmod);
|
|
cmdmod = ectx.ec_funclocal.floc_save_cmdmod;
|
|
}
|
|
emsg_silent_def = save_emsg_silent_def;
|
|
did_emsg_def += save_did_emsg_def;
|
|
|
|
failed_early:
|
|
// Free all arguments and local variables.
|
|
for (idx = 0; idx < ectx.ec_stack.ga_len; ++idx)
|
|
{
|
|
tv = STACK_TV(idx);
|
|
if (tv->v_type != VAR_NUMBER && tv->v_type != VAR_UNKNOWN)
|
|
clear_tv(tv);
|
|
}
|
|
ex_nesting_level = orig_nesting_level;
|
|
|
|
vim_free(ectx.ec_stack.ga_data);
|
|
vim_free(ectx.ec_trystack.ga_data);
|
|
if (ectx.ec_outer_ref != NULL)
|
|
{
|
|
if (ectx.ec_outer_ref->or_outer_allocated)
|
|
vim_free(ectx.ec_outer_ref->or_outer);
|
|
partial_unref(ectx.ec_outer_ref->or_partial);
|
|
vim_free(ectx.ec_outer_ref);
|
|
}
|
|
|
|
// Not sure if this is necessary.
|
|
suppress_errthrow = save_suppress_errthrow;
|
|
|
|
if (ret != OK && did_emsg_cumul + did_emsg == did_emsg_before
|
|
&& !need_rethrow)
|
|
semsg(_(e_unknown_error_while_executing_str),
|
|
printable_func_name(ufunc));
|
|
funcdepth_restore(orig_funcdepth);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Called when a def function has finished (possibly failed).
|
|
* Invoke all the function returns to clean up and invoke deferred functions,
|
|
* except the toplevel one.
|
|
*/
|
|
void
|
|
unwind_def_callstack(ectx_T *ectx)
|
|
{
|
|
while (ectx->ec_frame_idx != ectx->ec_initial_frame_idx)
|
|
func_return(ectx);
|
|
}
|
|
|
|
/*
|
|
* Invoke any deferred functions for the top function in "ectx".
|
|
*/
|
|
void
|
|
may_invoke_defer_funcs(ectx_T *ectx)
|
|
{
|
|
dfunc_T *dfunc = ((dfunc_T *)def_functions.ga_data) + ectx->ec_dfunc_idx;
|
|
|
|
if (dfunc->df_defer_var_idx > 0)
|
|
invoke_defer_funcs(ectx);
|
|
}
|
|
|
|
/*
|
|
* Return loopvarinfo in a printable form in allocated memory.
|
|
*/
|
|
static char_u *
|
|
printable_loopvarinfo(loopvarinfo_T *lvi)
|
|
{
|
|
garray_T ga;
|
|
int depth;
|
|
|
|
ga_init2(&ga, 1, 100);
|
|
for (depth = 0; depth < lvi->lvi_depth; ++depth)
|
|
{
|
|
if (ga_grow(&ga, 50) == FAIL)
|
|
break;
|
|
if (lvi->lvi_loop[depth].var_idx == 0)
|
|
STRCPY((char *)ga.ga_data + ga.ga_len, " -");
|
|
else
|
|
vim_snprintf((char *)ga.ga_data + ga.ga_len, 50, " $%d-$%d",
|
|
lvi->lvi_loop[depth].var_idx,
|
|
lvi->lvi_loop[depth].var_idx
|
|
+ lvi->lvi_loop[depth].var_count - 1);
|
|
ga.ga_len = (int)STRLEN(ga.ga_data);
|
|
}
|
|
return ga.ga_data;
|
|
}
|
|
|
|
/*
|
|
* List instructions "instr" up to "instr_count" or until ISN_FINISH.
|
|
* "ufunc" has the source lines, NULL for the instructions of ISN_SUBSTITUTE.
|
|
* "pfx" is prefixed to every line.
|
|
*/
|
|
static void
|
|
list_instructions(char *pfx, isn_T *instr, int instr_count, ufunc_T *ufunc)
|
|
{
|
|
int line_idx = 0;
|
|
int prev_current = 0;
|
|
int current;
|
|
int def_arg_idx = 0;
|
|
sctx_T script_ctx = current_sctx;
|
|
|
|
for (current = 0; current < instr_count; ++current)
|
|
{
|
|
isn_T *iptr = &instr[current];
|
|
char *line;
|
|
|
|
if (ufunc != NULL)
|
|
{
|
|
while (line_idx < iptr->isn_lnum
|
|
&& line_idx < ufunc->uf_lines.ga_len)
|
|
{
|
|
if (current > prev_current)
|
|
{
|
|
msg_puts("\n\n");
|
|
prev_current = current;
|
|
}
|
|
line = ((char **)ufunc->uf_lines.ga_data)[line_idx++];
|
|
if (line != NULL)
|
|
msg(line);
|
|
}
|
|
if (iptr->isn_type == ISN_JUMP_IF_ARG_SET)
|
|
{
|
|
int first_def_arg = ufunc->uf_args.ga_len
|
|
- ufunc->uf_def_args.ga_len;
|
|
|
|
if (def_arg_idx > 0)
|
|
msg_puts("\n\n");
|
|
msg_start();
|
|
msg_puts(" ");
|
|
msg_puts(((char **)(ufunc->uf_args.ga_data))[
|
|
first_def_arg + def_arg_idx]);
|
|
msg_puts(" = ");
|
|
msg_puts(((char **)(ufunc->uf_def_args.ga_data))[def_arg_idx++]);
|
|
msg_clr_eos();
|
|
msg_end();
|
|
}
|
|
}
|
|
|
|
switch (iptr->isn_type)
|
|
{
|
|
case ISN_CONSTRUCT:
|
|
smsg("%s%4d NEW %s size %d", pfx, current,
|
|
iptr->isn_arg.construct.construct_class->class_name,
|
|
(int)iptr->isn_arg.construct.construct_size);
|
|
break;
|
|
case ISN_EXEC:
|
|
smsg("%s%4d EXEC %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_EXEC_SPLIT:
|
|
smsg("%s%4d EXEC_SPLIT %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_EXECRANGE:
|
|
smsg("%s%4d EXECRANGE %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LEGACY_EVAL:
|
|
smsg("%s%4d EVAL legacy %s", pfx, current,
|
|
iptr->isn_arg.string);
|
|
break;
|
|
case ISN_REDIRSTART:
|
|
smsg("%s%4d REDIR", pfx, current);
|
|
break;
|
|
case ISN_REDIREND:
|
|
smsg("%s%4d REDIR END%s", pfx, current,
|
|
iptr->isn_arg.number ? " append" : "");
|
|
break;
|
|
case ISN_CEXPR_AUCMD:
|
|
#ifdef FEAT_QUICKFIX
|
|
smsg("%s%4d CEXPR pre %s", pfx, current,
|
|
cexpr_get_auname(iptr->isn_arg.number));
|
|
#endif
|
|
break;
|
|
case ISN_CEXPR_CORE:
|
|
#ifdef FEAT_QUICKFIX
|
|
{
|
|
cexprref_T *cer = iptr->isn_arg.cexpr.cexpr_ref;
|
|
|
|
smsg("%s%4d CEXPR core %s%s \"%s\"", pfx, current,
|
|
cexpr_get_auname(cer->cer_cmdidx),
|
|
cer->cer_forceit ? "!" : "",
|
|
cer->cer_cmdline);
|
|
}
|
|
#endif
|
|
break;
|
|
case ISN_INSTR:
|
|
smsg("%s%4d INSTR", pfx, current);
|
|
list_instructions(" ", iptr->isn_arg.instr, INT_MAX, NULL);
|
|
msg(" -------------");
|
|
break;
|
|
case ISN_SOURCE:
|
|
{
|
|
scriptitem_T *si = SCRIPT_ITEM(iptr->isn_arg.number);
|
|
|
|
smsg("%s%4d SOURCE %s", pfx, current, si->sn_name);
|
|
}
|
|
break;
|
|
case ISN_SUBSTITUTE:
|
|
{
|
|
subs_T *subs = &iptr->isn_arg.subs;
|
|
|
|
smsg("%s%4d SUBSTITUTE %s", pfx, current, subs->subs_cmd);
|
|
list_instructions(" ", subs->subs_instr, INT_MAX, NULL);
|
|
msg(" -------------");
|
|
}
|
|
break;
|
|
case ISN_EXECCONCAT:
|
|
smsg("%s%4d EXECCONCAT %lld", pfx, current,
|
|
(varnumber_T)iptr->isn_arg.number);
|
|
break;
|
|
case ISN_ECHO:
|
|
{
|
|
echo_T *echo = &iptr->isn_arg.echo;
|
|
|
|
smsg("%s%4d %s %d", pfx, current,
|
|
echo->echo_with_white ? "ECHO" : "ECHON",
|
|
echo->echo_count);
|
|
}
|
|
break;
|
|
case ISN_EXECUTE:
|
|
smsg("%s%4d EXECUTE %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_ECHOMSG:
|
|
smsg("%s%4d ECHOMSG %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_ECHOWINDOW:
|
|
if (iptr->isn_arg.echowin.ewin_time > 0)
|
|
smsg("%s%4d ECHOWINDOW %d (%ld sec)", pfx, current,
|
|
iptr->isn_arg.echowin.ewin_count,
|
|
iptr->isn_arg.echowin.ewin_time);
|
|
else
|
|
smsg("%s%4d ECHOWINDOW %d", pfx, current,
|
|
iptr->isn_arg.echowin.ewin_count);
|
|
break;
|
|
case ISN_ECHOCONSOLE:
|
|
smsg("%s%4d ECHOCONSOLE %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_ECHOERR:
|
|
smsg("%s%4d ECHOERR %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_LOAD:
|
|
{
|
|
if (iptr->isn_arg.number < 0)
|
|
smsg("%s%4d LOAD arg[%lld]", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number
|
|
+ STACK_FRAME_SIZE));
|
|
else
|
|
smsg("%s%4d LOAD $%lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
}
|
|
break;
|
|
case ISN_LOADOUTER:
|
|
{
|
|
isn_outer_T *outer = &iptr->isn_arg.outer;
|
|
|
|
if (outer->outer_idx < 0)
|
|
smsg("%s%4d LOADOUTER level %d arg[%d]", pfx, current,
|
|
outer->outer_depth,
|
|
outer->outer_idx + STACK_FRAME_SIZE);
|
|
else if (outer->outer_depth < 0)
|
|
smsg("%s%4d LOADOUTER $%d in loop level %d",
|
|
pfx, current,
|
|
outer->outer_idx,
|
|
-outer->outer_depth);
|
|
else
|
|
smsg("%s%4d LOADOUTER level %d $%d", pfx, current,
|
|
outer->outer_depth,
|
|
outer->outer_idx);
|
|
}
|
|
break;
|
|
case ISN_LOADV:
|
|
smsg("%s%4d LOADV v:%s", pfx, current,
|
|
get_vim_var_name(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_LOADSCRIPT:
|
|
{
|
|
scriptref_T *sref = iptr->isn_arg.script.scriptref;
|
|
scriptitem_T *si = SCRIPT_ITEM(sref->sref_sid);
|
|
svar_T *sv;
|
|
sctx_T save_sctx = current_sctx;
|
|
|
|
current_sctx = script_ctx;
|
|
sv = get_script_svar(sref, -1);
|
|
current_sctx = save_sctx;
|
|
if (sv == NULL)
|
|
smsg("%s%4d LOADSCRIPT [deleted] from %s",
|
|
pfx, current, si->sn_name);
|
|
else
|
|
smsg("%s%4d LOADSCRIPT %s-%d from %s", pfx, current,
|
|
sv->sv_name,
|
|
sref->sref_idx,
|
|
si->sn_name);
|
|
}
|
|
break;
|
|
case ISN_LOADS:
|
|
case ISN_LOADEXPORT:
|
|
{
|
|
scriptitem_T *si = SCRIPT_ITEM(
|
|
iptr->isn_arg.loadstore.ls_sid);
|
|
|
|
smsg("%s%4d %s s:%s from %s", pfx, current,
|
|
iptr->isn_type == ISN_LOADS ? "LOADS"
|
|
: "LOADEXPORT",
|
|
iptr->isn_arg.loadstore.ls_name, si->sn_name);
|
|
}
|
|
break;
|
|
case ISN_LOADAUTO:
|
|
smsg("%s%4d LOADAUTO %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOADG:
|
|
smsg("%s%4d LOADG g:%s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOADB:
|
|
smsg("%s%4d LOADB b:%s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOADW:
|
|
smsg("%s%4d LOADW w:%s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOADT:
|
|
smsg("%s%4d LOADT t:%s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOADGDICT:
|
|
smsg("%s%4d LOAD g:", pfx, current);
|
|
break;
|
|
case ISN_LOADBDICT:
|
|
smsg("%s%4d LOAD b:", pfx, current);
|
|
break;
|
|
case ISN_LOADWDICT:
|
|
smsg("%s%4d LOAD w:", pfx, current);
|
|
break;
|
|
case ISN_LOADTDICT:
|
|
smsg("%s%4d LOAD t:", pfx, current);
|
|
break;
|
|
case ISN_LOADOPT:
|
|
smsg("%s%4d LOADOPT %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOADENV:
|
|
smsg("%s%4d LOADENV %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOADREG:
|
|
smsg("%s%4d LOADREG @%c", pfx, current,
|
|
(int)(iptr->isn_arg.number));
|
|
break;
|
|
|
|
case ISN_STORE:
|
|
if (iptr->isn_arg.number < 0)
|
|
smsg("%s%4d STORE arg[%lld]", pfx, current,
|
|
iptr->isn_arg.number + STACK_FRAME_SIZE);
|
|
else
|
|
smsg("%s%4d STORE $%lld", pfx, current,
|
|
iptr->isn_arg.number);
|
|
break;
|
|
case ISN_STOREOUTER:
|
|
{
|
|
isn_outer_T *outer = &iptr->isn_arg.outer;
|
|
|
|
if (outer->outer_depth == OUTER_LOOP_DEPTH)
|
|
smsg("%s%4d STOREOUTER level 1 $%d in loop",
|
|
pfx, current, outer->outer_idx);
|
|
else
|
|
smsg("%s%4d STOREOUTER level %d $%d", pfx, current,
|
|
outer->outer_depth, outer->outer_idx);
|
|
}
|
|
break;
|
|
case ISN_STOREV:
|
|
smsg("%s%4d STOREV v:%s", pfx, current,
|
|
get_vim_var_name(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_STOREAUTO:
|
|
smsg("%s%4d STOREAUTO %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_STOREG:
|
|
smsg("%s%4d STOREG %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_STOREB:
|
|
smsg("%s%4d STOREB %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_STOREW:
|
|
smsg("%s%4d STOREW %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_STORET:
|
|
smsg("%s%4d STORET %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_STORES:
|
|
case ISN_STOREEXPORT:
|
|
{
|
|
scriptitem_T *si = SCRIPT_ITEM(
|
|
iptr->isn_arg.loadstore.ls_sid);
|
|
|
|
smsg("%s%4d %s %s in %s", pfx, current,
|
|
iptr->isn_type == ISN_STORES
|
|
? "STORES" : "STOREEXPORT",
|
|
iptr->isn_arg.loadstore.ls_name, si->sn_name);
|
|
}
|
|
break;
|
|
case ISN_STORESCRIPT:
|
|
{
|
|
scriptref_T *sref = iptr->isn_arg.script.scriptref;
|
|
scriptitem_T *si = SCRIPT_ITEM(sref->sref_sid);
|
|
svar_T *sv;
|
|
sctx_T save_sctx = current_sctx;
|
|
|
|
current_sctx = script_ctx;
|
|
sv = get_script_svar(sref, -1);
|
|
current_sctx = save_sctx;
|
|
if (sv == NULL)
|
|
smsg("%s%4d STORESCRIPT [deleted] in %s",
|
|
pfx, current, si->sn_name);
|
|
else
|
|
smsg("%s%4d STORESCRIPT %s-%d in %s", pfx, current,
|
|
sv->sv_name,
|
|
sref->sref_idx,
|
|
si->sn_name);
|
|
}
|
|
break;
|
|
case ISN_STOREOPT:
|
|
case ISN_STOREFUNCOPT:
|
|
smsg("%s%4d %s &%s", pfx, current,
|
|
iptr->isn_type == ISN_STOREOPT ? "STOREOPT" : "STOREFUNCOPT",
|
|
iptr->isn_arg.storeopt.so_name);
|
|
break;
|
|
case ISN_STOREENV:
|
|
smsg("%s%4d STOREENV $%s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_STOREREG:
|
|
smsg("%s%4d STOREREG @%c", pfx, current,
|
|
(int)iptr->isn_arg.number);
|
|
break;
|
|
case ISN_STORENR:
|
|
smsg("%s%4d STORE %lld in $%d", pfx, current,
|
|
iptr->isn_arg.storenr.stnr_val,
|
|
iptr->isn_arg.storenr.stnr_idx);
|
|
break;
|
|
|
|
case ISN_STOREINDEX:
|
|
smsg("%s%4d STOREINDEX %s", pfx, current,
|
|
vartype_name(iptr->isn_arg.storeindex.si_vartype));
|
|
break;
|
|
|
|
case ISN_STORERANGE:
|
|
smsg("%s%4d STORERANGE", pfx, current);
|
|
break;
|
|
|
|
case ISN_LOAD_CLASSMEMBER:
|
|
case ISN_STORE_CLASSMEMBER:
|
|
{
|
|
class_T *cl = iptr->isn_arg.classmember.cm_class;
|
|
int idx = iptr->isn_arg.classmember.cm_idx;
|
|
ocmember_T *ocm = &cl->class_class_members[idx];
|
|
smsg("%s%4d %s CLASSMEMBER %s.%s", pfx, current,
|
|
iptr->isn_type == ISN_LOAD_CLASSMEMBER
|
|
? "LOAD" : "STORE",
|
|
cl->class_name, ocm->ocm_name);
|
|
}
|
|
break;
|
|
|
|
// constants
|
|
case ISN_PUSHNR:
|
|
smsg("%s%4d PUSHNR %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_PUSHBOOL:
|
|
case ISN_PUSHSPEC:
|
|
smsg("%s%4d PUSH %s", pfx, current,
|
|
get_var_special_name(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_PUSHF:
|
|
smsg("%s%4d PUSHF %g", pfx, current, iptr->isn_arg.fnumber);
|
|
break;
|
|
case ISN_PUSHS:
|
|
smsg("%s%4d PUSHS \"%s\"", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_PUSHBLOB:
|
|
{
|
|
char_u *r;
|
|
char_u numbuf[NUMBUFLEN];
|
|
char_u *tofree;
|
|
|
|
r = blob2string(iptr->isn_arg.blob, &tofree, numbuf);
|
|
smsg("%s%4d PUSHBLOB %s", pfx, current, r);
|
|
vim_free(tofree);
|
|
}
|
|
break;
|
|
case ISN_PUSHFUNC:
|
|
{
|
|
char *name = (char *)iptr->isn_arg.string;
|
|
|
|
smsg("%s%4d PUSHFUNC \"%s\"", pfx, current,
|
|
name == NULL ? "[none]" : name);
|
|
}
|
|
break;
|
|
case ISN_PUSHCHANNEL:
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
smsg("%s%4d PUSHCHANNEL 0", pfx, current);
|
|
#endif
|
|
break;
|
|
case ISN_PUSHJOB:
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
smsg("%s%4d PUSHJOB \"no process\"", pfx, current);
|
|
#endif
|
|
break;
|
|
case ISN_PUSHOBJ:
|
|
smsg("%s%4d PUSHOBJ null", pfx, current);
|
|
break;
|
|
case ISN_PUSHCLASS:
|
|
smsg("%s%4d PUSHCLASS %s", pfx, current,
|
|
iptr->isn_arg.classarg == NULL ? "null"
|
|
: (char *)iptr->isn_arg.classarg->class_name);
|
|
break;
|
|
case ISN_PUSHEXC:
|
|
smsg("%s%4d PUSH v:exception", pfx, current);
|
|
break;
|
|
case ISN_AUTOLOAD:
|
|
smsg("%s%4d AUTOLOAD %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_UNLET:
|
|
smsg("%s%4d UNLET%s %s", pfx, current,
|
|
iptr->isn_arg.unlet.ul_forceit ? "!" : "",
|
|
iptr->isn_arg.unlet.ul_name);
|
|
break;
|
|
case ISN_UNLETENV:
|
|
smsg("%s%4d UNLETENV%s $%s", pfx, current,
|
|
iptr->isn_arg.unlet.ul_forceit ? "!" : "",
|
|
iptr->isn_arg.unlet.ul_name);
|
|
break;
|
|
case ISN_UNLETINDEX:
|
|
smsg("%s%4d UNLETINDEX", pfx, current);
|
|
break;
|
|
case ISN_UNLETRANGE:
|
|
smsg("%s%4d UNLETRANGE", pfx, current);
|
|
break;
|
|
case ISN_LOCKUNLOCK:
|
|
smsg("%s%4d LOCKUNLOCK %s", pfx, current, iptr->isn_arg.string);
|
|
break;
|
|
case ISN_LOCKCONST:
|
|
smsg("%s%4d LOCKCONST", pfx, current);
|
|
break;
|
|
case ISN_NEWLIST:
|
|
smsg("%s%4d NEWLIST size %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_NEWDICT:
|
|
smsg("%s%4d NEWDICT size %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_NEWPARTIAL:
|
|
smsg("%s%4d NEWPARTIAL", pfx, current);
|
|
break;
|
|
|
|
// function call
|
|
case ISN_BCALL:
|
|
{
|
|
cbfunc_T *cbfunc = &iptr->isn_arg.bfunc;
|
|
|
|
smsg("%s%4d BCALL %s(argc %d)", pfx, current,
|
|
internal_func_name(cbfunc->cbf_idx),
|
|
cbfunc->cbf_argcount);
|
|
}
|
|
break;
|
|
case ISN_DCALL:
|
|
{
|
|
cdfunc_T *cdfunc = &iptr->isn_arg.dfunc;
|
|
dfunc_T *df = ((dfunc_T *)def_functions.ga_data)
|
|
+ cdfunc->cdf_idx;
|
|
|
|
smsg("%s%4d DCALL %s(argc %d)", pfx, current,
|
|
printable_func_name(df->df_ufunc),
|
|
cdfunc->cdf_argcount);
|
|
}
|
|
break;
|
|
case ISN_METHODCALL:
|
|
{
|
|
cmfunc_T *mfunc = iptr->isn_arg.mfunc;
|
|
|
|
smsg("%s%4d METHODCALL %s.%s(argc %d)", pfx, current,
|
|
mfunc->cmf_itf->class_name,
|
|
mfunc->cmf_itf->class_obj_methods[
|
|
mfunc->cmf_idx]->uf_name,
|
|
mfunc->cmf_argcount);
|
|
}
|
|
break;
|
|
case ISN_UCALL:
|
|
{
|
|
cufunc_T *cufunc = &iptr->isn_arg.ufunc;
|
|
|
|
smsg("%s%4d UCALL %s(argc %d)", pfx, current,
|
|
cufunc->cuf_name, cufunc->cuf_argcount);
|
|
}
|
|
break;
|
|
case ISN_PCALL:
|
|
{
|
|
cpfunc_T *cpfunc = &iptr->isn_arg.pfunc;
|
|
|
|
smsg("%s%4d PCALL%s (argc %d)", pfx, current,
|
|
cpfunc->cpf_top ? " top" : "", cpfunc->cpf_argcount);
|
|
}
|
|
break;
|
|
case ISN_PCALL_END:
|
|
smsg("%s%4d PCALL end", pfx, current);
|
|
break;
|
|
case ISN_DEFER:
|
|
smsg("%s%4d DEFER %d args", pfx, current,
|
|
(int)iptr->isn_arg.defer.defer_argcount);
|
|
break;
|
|
case ISN_RETURN:
|
|
smsg("%s%4d RETURN", pfx, current);
|
|
break;
|
|
case ISN_RETURN_VOID:
|
|
smsg("%s%4d RETURN void", pfx, current);
|
|
break;
|
|
case ISN_RETURN_OBJECT:
|
|
smsg("%s%4d RETURN object", pfx, current);
|
|
break;
|
|
case ISN_FUNCREF:
|
|
{
|
|
funcref_T *funcref = &iptr->isn_arg.funcref;
|
|
funcref_extra_T *extra = funcref->fr_extra;
|
|
char_u *name;
|
|
|
|
if (extra == NULL || extra->fre_func_name == NULL)
|
|
{
|
|
dfunc_T *df = ((dfunc_T *)def_functions.ga_data)
|
|
+ funcref->fr_dfunc_idx;
|
|
name = df->df_ufunc->uf_name;
|
|
}
|
|
else
|
|
name = extra->fre_func_name;
|
|
if (extra != NULL && extra->fre_class != NULL)
|
|
{
|
|
smsg("%s%4d FUNCREF %s.%s", pfx, current,
|
|
extra->fre_class->class_name, name);
|
|
}
|
|
else if (extra == NULL
|
|
|| extra->fre_loopvar_info.lvi_depth == 0)
|
|
{
|
|
smsg("%s%4d FUNCREF %s", pfx, current, name);
|
|
}
|
|
else
|
|
{
|
|
char_u *info = printable_loopvarinfo(
|
|
&extra->fre_loopvar_info);
|
|
|
|
smsg("%s%4d FUNCREF %s vars %s", pfx, current,
|
|
name, info);
|
|
vim_free(info);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_NEWFUNC:
|
|
{
|
|
newfuncarg_T *arg = iptr->isn_arg.newfunc.nf_arg;
|
|
|
|
if (arg->nfa_loopvar_info.lvi_depth == 0)
|
|
smsg("%s%4d NEWFUNC %s %s", pfx, current,
|
|
arg->nfa_lambda, arg->nfa_global);
|
|
else
|
|
{
|
|
char_u *info = printable_loopvarinfo(
|
|
&arg->nfa_loopvar_info);
|
|
|
|
smsg("%s%4d NEWFUNC %s %s vars %s", pfx, current,
|
|
arg->nfa_lambda, arg->nfa_global, info);
|
|
vim_free(info);
|
|
}
|
|
}
|
|
break;
|
|
|
|
case ISN_DEF:
|
|
{
|
|
char_u *name = iptr->isn_arg.string;
|
|
|
|
smsg("%s%4d DEF %s", pfx, current,
|
|
name == NULL ? (char_u *)"" : name);
|
|
}
|
|
break;
|
|
|
|
case ISN_JUMP:
|
|
{
|
|
char *when = "?";
|
|
|
|
switch (iptr->isn_arg.jump.jump_when)
|
|
{
|
|
case JUMP_ALWAYS:
|
|
when = "JUMP";
|
|
break;
|
|
case JUMP_NEVER:
|
|
iemsg("JUMP_NEVER should not be used");
|
|
break;
|
|
case JUMP_AND_KEEP_IF_TRUE:
|
|
when = "JUMP_AND_KEEP_IF_TRUE";
|
|
break;
|
|
case JUMP_IF_FALSE:
|
|
when = "JUMP_IF_FALSE";
|
|
break;
|
|
case JUMP_WHILE_FALSE:
|
|
when = "JUMP_WHILE_FALSE"; // unused
|
|
break;
|
|
case JUMP_IF_COND_FALSE:
|
|
when = "JUMP_IF_COND_FALSE";
|
|
break;
|
|
case JUMP_IF_COND_TRUE:
|
|
when = "JUMP_IF_COND_TRUE";
|
|
break;
|
|
}
|
|
smsg("%s%4d %s -> %d", pfx, current, when,
|
|
iptr->isn_arg.jump.jump_where);
|
|
}
|
|
break;
|
|
|
|
case ISN_JUMP_IF_ARG_SET:
|
|
smsg("%s%4d JUMP_IF_ARG_SET arg[%d] -> %d", pfx, current,
|
|
iptr->isn_arg.jumparg.jump_arg_off + STACK_FRAME_SIZE,
|
|
iptr->isn_arg.jump.jump_where);
|
|
break;
|
|
|
|
case ISN_JUMP_IF_ARG_NOT_SET:
|
|
smsg("%s%4d JUMP_IF_ARG_NOT_SET arg[%d] -> %d", pfx, current,
|
|
iptr->isn_arg.jumparg.jump_arg_off + STACK_FRAME_SIZE,
|
|
iptr->isn_arg.jump.jump_where);
|
|
break;
|
|
|
|
case ISN_FOR:
|
|
{
|
|
forloop_T *forloop = &iptr->isn_arg.forloop;
|
|
|
|
smsg("%s%4d FOR $%d -> %d", pfx, current,
|
|
forloop->for_loop_idx, forloop->for_end);
|
|
}
|
|
break;
|
|
|
|
case ISN_ENDLOOP:
|
|
{
|
|
endloop_T *endloop = &iptr->isn_arg.endloop;
|
|
|
|
smsg("%s%4d ENDLOOP ref $%d save $%d-$%d depth %d",
|
|
pfx, current,
|
|
endloop->end_funcref_idx,
|
|
endloop->end_var_idx,
|
|
endloop->end_var_idx + endloop->end_var_count - 1,
|
|
endloop->end_depth);
|
|
}
|
|
break;
|
|
|
|
case ISN_WHILE:
|
|
{
|
|
whileloop_T *whileloop = &iptr->isn_arg.whileloop;
|
|
|
|
smsg("%s%4d WHILE $%d -> %d", pfx, current,
|
|
whileloop->while_funcref_idx,
|
|
whileloop->while_end);
|
|
}
|
|
break;
|
|
|
|
case ISN_TRY:
|
|
{
|
|
try_T *try = &iptr->isn_arg.tryref;
|
|
|
|
if (try->try_ref->try_finally == 0)
|
|
smsg("%s%4d TRY catch -> %d, endtry -> %d",
|
|
pfx, current,
|
|
try->try_ref->try_catch,
|
|
try->try_ref->try_endtry);
|
|
else
|
|
smsg("%s%4d TRY catch -> %d, finally -> %d, endtry -> %d",
|
|
pfx, current,
|
|
try->try_ref->try_catch,
|
|
try->try_ref->try_finally,
|
|
try->try_ref->try_endtry);
|
|
}
|
|
break;
|
|
case ISN_CATCH:
|
|
smsg("%s%4d CATCH", pfx, current);
|
|
break;
|
|
case ISN_TRYCONT:
|
|
{
|
|
trycont_T *trycont = &iptr->isn_arg.trycont;
|
|
|
|
smsg("%s%4d TRY-CONTINUE %d level%s -> %d", pfx, current,
|
|
trycont->tct_levels,
|
|
trycont->tct_levels == 1 ? "" : "s",
|
|
trycont->tct_where);
|
|
}
|
|
break;
|
|
case ISN_FINALLY:
|
|
smsg("%s%4d FINALLY", pfx, current);
|
|
break;
|
|
case ISN_ENDTRY:
|
|
smsg("%s%4d ENDTRY", pfx, current);
|
|
break;
|
|
case ISN_THROW:
|
|
smsg("%s%4d THROW", pfx, current);
|
|
break;
|
|
|
|
// expression operations on number
|
|
case ISN_OPNR:
|
|
case ISN_OPFLOAT:
|
|
case ISN_OPANY:
|
|
{
|
|
char *what;
|
|
char *ins;
|
|
|
|
switch (iptr->isn_arg.op.op_type)
|
|
{
|
|
case EXPR_MULT: what = "*"; break;
|
|
case EXPR_DIV: what = "/"; break;
|
|
case EXPR_REM: what = "%"; break;
|
|
case EXPR_SUB: what = "-"; break;
|
|
case EXPR_ADD: what = "+"; break;
|
|
case EXPR_LSHIFT: what = "<<"; break;
|
|
case EXPR_RSHIFT: what = ">>"; break;
|
|
default: what = "???"; break;
|
|
}
|
|
switch (iptr->isn_type)
|
|
{
|
|
case ISN_OPNR: ins = "OPNR"; break;
|
|
case ISN_OPFLOAT: ins = "OPFLOAT"; break;
|
|
case ISN_OPANY: ins = "OPANY"; break;
|
|
default: ins = "???"; break;
|
|
}
|
|
smsg("%s%4d %s %s", pfx, current, ins, what);
|
|
}
|
|
break;
|
|
|
|
case ISN_COMPAREBOOL:
|
|
case ISN_COMPARESPECIAL:
|
|
case ISN_COMPARENULL:
|
|
case ISN_COMPARENR:
|
|
case ISN_COMPAREFLOAT:
|
|
case ISN_COMPARESTRING:
|
|
case ISN_COMPAREBLOB:
|
|
case ISN_COMPARELIST:
|
|
case ISN_COMPAREDICT:
|
|
case ISN_COMPAREFUNC:
|
|
case ISN_COMPAREOBJECT:
|
|
case ISN_COMPAREANY:
|
|
{
|
|
char *p;
|
|
char buf[10];
|
|
char *type;
|
|
|
|
switch (iptr->isn_arg.op.op_type)
|
|
{
|
|
case EXPR_EQUAL: p = "=="; break;
|
|
case EXPR_NEQUAL: p = "!="; break;
|
|
case EXPR_GREATER: p = ">"; break;
|
|
case EXPR_GEQUAL: p = ">="; break;
|
|
case EXPR_SMALLER: p = "<"; break;
|
|
case EXPR_SEQUAL: p = "<="; break;
|
|
case EXPR_MATCH: p = "=~"; break;
|
|
case EXPR_IS: p = "is"; break;
|
|
case EXPR_ISNOT: p = "isnot"; break;
|
|
case EXPR_NOMATCH: p = "!~"; break;
|
|
default: p = "???"; break;
|
|
}
|
|
STRCPY(buf, p);
|
|
if (iptr->isn_arg.op.op_ic == TRUE)
|
|
strcat(buf, "?");
|
|
switch(iptr->isn_type)
|
|
{
|
|
case ISN_COMPAREBOOL: type = "COMPAREBOOL"; break;
|
|
case ISN_COMPARESPECIAL:
|
|
type = "COMPARESPECIAL"; break;
|
|
case ISN_COMPARENULL: type = "COMPARENULL"; break;
|
|
case ISN_COMPARENR: type = "COMPARENR"; break;
|
|
case ISN_COMPAREFLOAT: type = "COMPAREFLOAT"; break;
|
|
case ISN_COMPARESTRING:
|
|
type = "COMPARESTRING"; break;
|
|
case ISN_COMPAREBLOB: type = "COMPAREBLOB"; break;
|
|
case ISN_COMPARELIST: type = "COMPARELIST"; break;
|
|
case ISN_COMPAREDICT: type = "COMPAREDICT"; break;
|
|
case ISN_COMPAREFUNC: type = "COMPAREFUNC"; break;
|
|
case ISN_COMPAREOBJECT:
|
|
type = "COMPAREOBJECT"; break;
|
|
case ISN_COMPAREANY: type = "COMPAREANY"; break;
|
|
default: type = "???"; break;
|
|
}
|
|
|
|
smsg("%s%4d %s %s", pfx, current, type, buf);
|
|
}
|
|
break;
|
|
|
|
case ISN_ADDLIST: smsg("%s%4d ADDLIST", pfx, current); break;
|
|
case ISN_ADDBLOB: smsg("%s%4d ADDBLOB", pfx, current); break;
|
|
|
|
// expression operations
|
|
case ISN_CONCAT:
|
|
smsg("%s%4d CONCAT size %lld", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.number));
|
|
break;
|
|
case ISN_STRINDEX: smsg("%s%4d STRINDEX", pfx, current); break;
|
|
case ISN_STRSLICE: smsg("%s%4d STRSLICE", pfx, current); break;
|
|
case ISN_BLOBINDEX: smsg("%s%4d BLOBINDEX", pfx, current); break;
|
|
case ISN_BLOBSLICE: smsg("%s%4d BLOBSLICE", pfx, current); break;
|
|
case ISN_LISTAPPEND: smsg("%s%4d LISTAPPEND", pfx, current); break;
|
|
case ISN_BLOBAPPEND: smsg("%s%4d BLOBAPPEND", pfx, current); break;
|
|
case ISN_LISTINDEX: smsg("%s%4d LISTINDEX", pfx, current); break;
|
|
case ISN_LISTSLICE: smsg("%s%4d LISTSLICE", pfx, current); break;
|
|
case ISN_ANYINDEX: smsg("%s%4d ANYINDEX", pfx, current); break;
|
|
case ISN_ANYSLICE: smsg("%s%4d ANYSLICE", pfx, current); break;
|
|
case ISN_SLICE: smsg("%s%4d SLICE %lld",
|
|
pfx, current, iptr->isn_arg.number); break;
|
|
case ISN_GETITEM: smsg("%s%4d ITEM %lld%s", pfx, current,
|
|
iptr->isn_arg.getitem.gi_index,
|
|
iptr->isn_arg.getitem.gi_with_op ?
|
|
" with op" : ""); break;
|
|
case ISN_MEMBER: smsg("%s%4d MEMBER", pfx, current); break;
|
|
case ISN_STRINGMEMBER: smsg("%s%4d MEMBER %s", pfx, current,
|
|
iptr->isn_arg.string); break;
|
|
case ISN_GET_OBJ_MEMBER: smsg("%s%4d OBJ_MEMBER %d", pfx, current,
|
|
(int)iptr->isn_arg.classmember.cm_idx);
|
|
break;
|
|
case ISN_GET_ITF_MEMBER: smsg("%s%4d ITF_MEMBER %d on %s",
|
|
pfx, current,
|
|
(int)iptr->isn_arg.classmember.cm_idx,
|
|
iptr->isn_arg.classmember.cm_class->class_name);
|
|
break;
|
|
case ISN_STORE_THIS: smsg("%s%4d STORE_THIS %d", pfx, current,
|
|
(int)iptr->isn_arg.number); break;
|
|
case ISN_CLEARDICT: smsg("%s%4d CLEARDICT", pfx, current); break;
|
|
case ISN_USEDICT: smsg("%s%4d USEDICT", pfx, current); break;
|
|
|
|
case ISN_NEGATENR: smsg("%s%4d NEGATENR", pfx, current); break;
|
|
|
|
case ISN_CHECKTYPE:
|
|
{
|
|
checktype_T *ct = &iptr->isn_arg.type;
|
|
char *tofree = NULL;
|
|
char *typename;
|
|
|
|
if (ct->ct_type->tt_type == VAR_FLOAT
|
|
&& (ct->ct_type->tt_flags & TTFLAG_NUMBER_OK))
|
|
typename = "float|number";
|
|
else
|
|
typename = type_name(ct->ct_type, &tofree);
|
|
|
|
if (ct->ct_arg_idx == 0)
|
|
smsg("%s%4d CHECKTYPE %s stack[%d]", pfx, current,
|
|
typename,
|
|
(int)ct->ct_off);
|
|
else
|
|
smsg("%s%4d CHECKTYPE %s stack[%d] %s %d",
|
|
pfx, current,
|
|
typename,
|
|
(int)ct->ct_off,
|
|
ct->ct_is_var ? "var": "arg",
|
|
(int)ct->ct_arg_idx);
|
|
vim_free(tofree);
|
|
break;
|
|
}
|
|
case ISN_CHECKLEN: smsg("%s%4d CHECKLEN %s%d", pfx, current,
|
|
iptr->isn_arg.checklen.cl_more_OK ? ">= " : "",
|
|
iptr->isn_arg.checklen.cl_min_len);
|
|
break;
|
|
case ISN_SETTYPE:
|
|
{
|
|
char *tofree;
|
|
|
|
smsg("%s%4d SETTYPE %s", pfx, current,
|
|
type_name(iptr->isn_arg.type.ct_type, &tofree));
|
|
vim_free(tofree);
|
|
break;
|
|
}
|
|
case ISN_COND2BOOL: smsg("%s%4d COND2BOOL", pfx, current); break;
|
|
case ISN_2BOOL: if (iptr->isn_arg.tobool.invert)
|
|
smsg("%s%4d INVERT %d (!val)", pfx, current,
|
|
iptr->isn_arg.tobool.offset);
|
|
else
|
|
smsg("%s%4d 2BOOL %d (!!val)", pfx, current,
|
|
iptr->isn_arg.tobool.offset);
|
|
break;
|
|
case ISN_2STRING: smsg("%s%4d 2STRING stack[%lld]", pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.tostring.offset));
|
|
break;
|
|
case ISN_2STRING_ANY: smsg("%s%4d 2STRING_ANY stack[%lld]",
|
|
pfx, current,
|
|
(varnumber_T)(iptr->isn_arg.tostring.offset));
|
|
break;
|
|
case ISN_RANGE: smsg("%s%4d RANGE %s", pfx, current,
|
|
iptr->isn_arg.string);
|
|
break;
|
|
case ISN_PUT:
|
|
if (iptr->isn_arg.put.put_lnum == LNUM_VARIABLE_RANGE_ABOVE)
|
|
smsg("%s%4d PUT %c above range",
|
|
pfx, current, iptr->isn_arg.put.put_regname);
|
|
else if (iptr->isn_arg.put.put_lnum == LNUM_VARIABLE_RANGE)
|
|
smsg("%s%4d PUT %c range",
|
|
pfx, current, iptr->isn_arg.put.put_regname);
|
|
else
|
|
smsg("%s%4d PUT %c %ld", pfx, current,
|
|
iptr->isn_arg.put.put_regname,
|
|
(long)iptr->isn_arg.put.put_lnum);
|
|
break;
|
|
|
|
case ISN_CMDMOD:
|
|
{
|
|
char_u *buf;
|
|
size_t len = produce_cmdmods(
|
|
NULL, iptr->isn_arg.cmdmod.cf_cmdmod, FALSE);
|
|
|
|
buf = alloc(len + 1);
|
|
if (likely(buf != NULL))
|
|
{
|
|
(void)produce_cmdmods(
|
|
buf, iptr->isn_arg.cmdmod.cf_cmdmod, FALSE);
|
|
smsg("%s%4d CMDMOD %s", pfx, current, buf);
|
|
vim_free(buf);
|
|
}
|
|
break;
|
|
}
|
|
case ISN_CMDMOD_REV: smsg("%s%4d CMDMOD_REV", pfx, current); break;
|
|
|
|
case ISN_PROF_START:
|
|
smsg("%s%4d PROFILE START line %d", pfx, current,
|
|
iptr->isn_lnum);
|
|
break;
|
|
|
|
case ISN_PROF_END:
|
|
smsg("%s%4d PROFILE END", pfx, current);
|
|
break;
|
|
|
|
case ISN_DEBUG:
|
|
smsg("%s%4d DEBUG line %d-%d varcount %lld", pfx, current,
|
|
iptr->isn_arg.debug.dbg_break_lnum + 1,
|
|
iptr->isn_lnum,
|
|
iptr->isn_arg.debug.dbg_var_names_len);
|
|
break;
|
|
|
|
case ISN_UNPACK: smsg("%s%4d UNPACK %d%s", pfx, current,
|
|
iptr->isn_arg.unpack.unp_count,
|
|
iptr->isn_arg.unpack.unp_semicolon ? " semicolon" : "");
|
|
break;
|
|
case ISN_SHUFFLE: smsg("%s%4d SHUFFLE %d up %d", pfx, current,
|
|
iptr->isn_arg.shuffle.shfl_item,
|
|
iptr->isn_arg.shuffle.shfl_up);
|
|
break;
|
|
case ISN_DROP: smsg("%s%4d DROP", pfx, current); break;
|
|
|
|
case ISN_SCRIPTCTX_SET:
|
|
{
|
|
int sid = iptr->isn_arg.setsctx.sc_sid;
|
|
scriptitem_T *si = SCRIPT_ITEM(sid);
|
|
smsg("%s%4d SCRIPTCTX_SET %s", pfx, current, si->sn_name);
|
|
script_ctx = iptr->isn_arg.setsctx;
|
|
}
|
|
break;
|
|
|
|
case ISN_FINISH: // End of list of instructions for ISN_SUBSTITUTE.
|
|
return;
|
|
}
|
|
|
|
out_flush(); // output one line at a time
|
|
ui_breakcheck();
|
|
if (got_int)
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Handle command line completion for the :disassemble command.
|
|
*/
|
|
void
|
|
set_context_in_disassemble_cmd(expand_T *xp, char_u *arg)
|
|
{
|
|
char_u *p;
|
|
|
|
// Default: expand user functions, "debug" and "profile"
|
|
xp->xp_context = EXPAND_DISASSEMBLE;
|
|
xp->xp_pattern = arg;
|
|
|
|
// first argument already typed: only user function names
|
|
if (*arg != NUL && *(p = skiptowhite(arg)) != NUL)
|
|
{
|
|
xp->xp_context = EXPAND_USER_FUNC;
|
|
xp->xp_pattern = skipwhite(p);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Function given to ExpandGeneric() to obtain the list of :disassemble
|
|
* arguments.
|
|
*/
|
|
char_u *
|
|
get_disassemble_argument(expand_T *xp, int idx)
|
|
{
|
|
if (idx == 0)
|
|
return (char_u *)"debug";
|
|
if (idx == 1)
|
|
return (char_u *)"profile";
|
|
return get_user_func_name(xp, idx - 2);
|
|
}
|
|
|
|
/*
|
|
* ":disassemble".
|
|
* We don't really need this at runtime, but we do have tests that require it,
|
|
* so always include this.
|
|
*/
|
|
void
|
|
ex_disassemble(exarg_T *eap)
|
|
{
|
|
char_u *arg = eap->arg;
|
|
ufunc_T *ufunc;
|
|
dfunc_T *dfunc;
|
|
isn_T *instr = NULL; // init to shut up gcc warning
|
|
int instr_count = 0; // init to shut up gcc warning
|
|
compiletype_T compile_type = CT_NONE;
|
|
|
|
ufunc = find_func_by_name(arg, &compile_type);
|
|
if (ufunc == NULL)
|
|
return;
|
|
if (func_needs_compiling(ufunc, compile_type)
|
|
&& compile_def_function(ufunc, FALSE, compile_type, NULL) == FAIL)
|
|
return;
|
|
if (ufunc->uf_def_status != UF_COMPILED)
|
|
{
|
|
semsg(_(e_function_is_not_compiled_str), eap->arg);
|
|
return;
|
|
}
|
|
msg((char *)printable_func_name(ufunc));
|
|
|
|
dfunc = ((dfunc_T *)def_functions.ga_data) + ufunc->uf_dfunc_idx;
|
|
switch (compile_type)
|
|
{
|
|
case CT_PROFILE:
|
|
#ifdef FEAT_PROFILE
|
|
instr = dfunc->df_instr_prof;
|
|
instr_count = dfunc->df_instr_prof_count;
|
|
break;
|
|
#endif
|
|
// FALLTHROUGH
|
|
case CT_NONE:
|
|
instr = dfunc->df_instr;
|
|
instr_count = dfunc->df_instr_count;
|
|
break;
|
|
case CT_DEBUG:
|
|
instr = dfunc->df_instr_debug;
|
|
instr_count = dfunc->df_instr_debug_count;
|
|
break;
|
|
}
|
|
|
|
list_instructions("", instr, instr_count, ufunc);
|
|
}
|
|
|
|
/*
|
|
* Return TRUE when "tv" is not falsy: non-zero, non-empty string, non-empty
|
|
* list, etc. Mostly like what JavaScript does, except that empty list and
|
|
* empty dictionary are FALSE.
|
|
*/
|
|
int
|
|
tv2bool(typval_T *tv)
|
|
{
|
|
switch (tv->v_type)
|
|
{
|
|
case VAR_NUMBER:
|
|
return tv->vval.v_number != 0;
|
|
case VAR_FLOAT:
|
|
return tv->vval.v_float != 0.0;
|
|
case VAR_PARTIAL:
|
|
return tv->vval.v_partial != NULL;
|
|
case VAR_FUNC:
|
|
case VAR_STRING:
|
|
return tv->vval.v_string != NULL && *tv->vval.v_string != NUL;
|
|
case VAR_LIST:
|
|
return tv->vval.v_list != NULL && tv->vval.v_list->lv_len > 0;
|
|
case VAR_DICT:
|
|
return tv->vval.v_dict != NULL
|
|
&& tv->vval.v_dict->dv_hashtab.ht_used > 0;
|
|
case VAR_BOOL:
|
|
case VAR_SPECIAL:
|
|
return tv->vval.v_number == VVAL_TRUE ? TRUE : FALSE;
|
|
case VAR_JOB:
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
return tv->vval.v_job != NULL;
|
|
#else
|
|
break;
|
|
#endif
|
|
case VAR_CHANNEL:
|
|
#ifdef FEAT_JOB_CHANNEL
|
|
return tv->vval.v_channel != NULL;
|
|
#else
|
|
break;
|
|
#endif
|
|
case VAR_BLOB:
|
|
return tv->vval.v_blob != NULL && tv->vval.v_blob->bv_ga.ga_len > 0;
|
|
case VAR_UNKNOWN:
|
|
case VAR_ANY:
|
|
case VAR_VOID:
|
|
case VAR_INSTR:
|
|
case VAR_CLASS:
|
|
case VAR_OBJECT:
|
|
case VAR_TYPEALIAS:
|
|
break;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
void
|
|
emsg_using_string_as(typval_T *tv, int as_number)
|
|
{
|
|
semsg(_(as_number ? e_using_string_as_number_str
|
|
: e_using_string_as_bool_str),
|
|
tv->vval.v_string == NULL
|
|
? (char_u *)"" : tv->vval.v_string);
|
|
}
|
|
|
|
/*
|
|
* If "tv" is a string give an error and return FAIL.
|
|
*/
|
|
int
|
|
check_not_string(typval_T *tv)
|
|
{
|
|
if (tv->v_type == VAR_STRING)
|
|
{
|
|
emsg_using_string_as(tv, TRUE);
|
|
clear_tv(tv);
|
|
return FAIL;
|
|
}
|
|
return OK;
|
|
}
|
|
|
|
|
|
#endif // FEAT_EVAL
|