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patch 8.2.0269: Vim9: operator after list index does not work

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Problem:    Vim9: operator after list index does not work. (Yasuhiro
            Matsumoto)
Solution:   After indexing a list change the type to the list member type.
            (closes #5651)
This commit is contained in:
Bram Moolenaar
2020-02-17 21:12:08 +01:00
parent 40d9da2a43
commit b13af50f73
3 changed files with 28 additions and 0 deletions
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11
src/vim9compile.c
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@@ -2330,6 +2330,9 @@ compile_subscript(
}
else if (**arg == '[')
{
garray_T *stack;
type_T **typep;
// list index: list[123]
// TODO: more arguments
// TODO: dict member dict['name']
@@ -2346,6 +2349,14 @@ compile_subscript(
if (generate_instr_drop(cctx, ISN_INDEX, 1) == FAIL)
return FAIL;
stack = &cctx->ctx_type_stack;
typep = ((type_T **)stack->ga_data) + stack->ga_len - 1;
if ((*typep)->tt_type != VAR_LIST && *typep != &t_any)
{
emsg(_(e_listreq));
return FAIL;
}
*typep = (*typep)->tt_member;
}
else if (**arg == '.' && (*arg)[1] != '.')
{