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patch 9.1.1577: Vim9: no generic support yet

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Problem:  Vim9: no generic support yet
Solution: Add support for generic functions, funcrefs and object/class
          methods (Yegappan Lakshmanan).

closes: #17313

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
Yegappan Lakshmanan
2025-07-21 21:36:08 +02:00
committed by Christian Brabandt
parent b486ed8266
commit 3416cee36f
35 changed files with 5905 additions and 161 deletions
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19
src/vim9compile.c
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@@ -1032,6 +1032,7 @@ compile_nested_function(exarg_T *eap, cctx_T *cctx, garray_T *lines_to_free)
compiletype_T compile_type;
int funcref_isn_idx = -1;
lvar_T *lvar = NULL;
char_u *bracket_start = NULL;
if (eap->forceit)
{
@@ -1047,6 +1048,14 @@ compile_nested_function(exarg_T *eap, cctx_T *cctx, garray_T *lines_to_free)
++name_end;
set_nextcmd(eap, name_end);
}
if (*name_end == '<')
{
bracket_start = name_end;
if (skip_generic_func_type_args(&name_end) == FAIL)
return NULL;
}
if (name_end == name_start || *skipwhite(name_end) != '(')
{
if (!ends_excmd2(name_start, name_end))
@@ -1065,6 +1074,11 @@ compile_nested_function(exarg_T *eap, cctx_T *cctx, garray_T *lines_to_free)
return eap->nextcmd == NULL ? (char_u *)"" : eap->nextcmd;
}
if (bracket_start != NULL)
// generic function. The function name ends before the list of types
// (opening angle bracket).
name_end = bracket_start;
// Only g:Func() can use a namespace.
if (name_start[1] == ':' && !is_global)
{
@@ -1104,7 +1118,8 @@ compile_nested_function(exarg_T *eap, cctx_T *cctx, garray_T *lines_to_free)
int save_KeyTyped = KeyTyped;
KeyTyped = FALSE;
ufunc = define_function(eap, lambda_name.string, lines_to_free, 0, NULL, 0);
ufunc = define_function(eap, lambda_name.string, lines_to_free, 0, NULL, 0,
cctx);
KeyTyped = save_KeyTyped;
@@ -2105,7 +2120,7 @@ compile_lhs_set_type(cctx_T *cctx, lhs_T *lhs, char_u *var_end, int is_decl)
}
p = skipwhite(var_end + 1);
lhs->lhs_type = parse_type(&p, cctx->ctx_type_list, TRUE);
lhs->lhs_type = parse_type(&p, cctx->ctx_type_list, cctx->ctx_ufunc, cctx, TRUE);
if (lhs->lhs_type == NULL)
return FAIL;