patch 8.2.1352: Vim9: no error for shadowing a script-local function
Problem: Vim9: no error for shadowing a script-local function by a nested
function.
Solution: Check for script-local function. (closes #6586)
diff --git a/src/vim9compile.c b/src/vim9compile.c
index 61be54d..3c7e121 100644
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -291,15 +291,21 @@
int
check_defined(char_u *p, size_t len, cctx_T *cctx)
{
+ int c = p[len];
+
+ p[len] = NUL;
if (lookup_script(p, len) == OK
|| (cctx != NULL
&& (lookup_local(p, len, cctx) != NULL
|| lookup_arg(p, len, NULL, NULL, NULL, cctx) == OK))
- || find_imported(p, len, cctx) != NULL)
+ || find_imported(p, len, cctx) != NULL
+ || find_func_even_dead(p, FALSE, cctx) != NULL)
{
+ p[len] = c;
semsg(_(e_already_defined), p);
return FAIL;
}
+ p[len] = c;
return OK;
}