patch 8.2.4304: Vim9: slice() makes a copy but doesn't change the type
Problem: Vim9: slice() makes a copy but doesn't change the type.
Solution: Change the declared type like copy(). (closes #9696)
diff --git a/src/evalfunc.c b/src/evalfunc.c
index e1dca94..3cc95c9 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -1169,6 +1169,27 @@
return &t_void;
}
static type_T *
+ret_slice(int argcount,
+ type2_T *argtypes,
+ type_T **decl_type)
+{
+ if (argcount > 0)
+ {
+ if (argtypes[0].type_decl != NULL)
+ {
+ switch (argtypes[0].type_decl->tt_type)
+ {
+ case VAR_STRING: *decl_type = &t_string; break;
+ case VAR_BLOB: *decl_type = &t_blob; break;
+ case VAR_LIST: *decl_type = &t_list_any; break;
+ default: break;
+ }
+ }
+ return argtypes[0].type_curr;
+ }
+ return &t_void;
+}
+ static type_T *
ret_copy(int argcount,
type2_T *argtypes,
type_T **decl_type)
@@ -2292,7 +2313,7 @@
{"sinh", 1, 1, FEARG_1, arg1_float_or_nr,
ret_float, FLOAT_FUNC(f_sinh)},
{"slice", 2, 3, FEARG_1, arg23_slice,
- ret_first_arg, f_slice},
+ ret_slice, f_slice},
{"sort", 1, 3, FEARG_1, arg13_sortuniq,
ret_first_arg, f_sort},
{"sound_clear", 0, 0, 0, NULL,