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patch 8.2.1824: Vim9: variables at the script level escape their scope

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Problem:    Vim9: variables at the script level escape their scope.
Solution:   When leaving a scope remove variables declared in it.
This commit is contained in:
Bram Moolenaar
2020-10-10 19:07:09 +02:00
parent 28f224b2c1
commit fcdc5d83fb
6 changed files with 112 additions and 14 deletions
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3
src/evalvars.c
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@@ -174,7 +174,6 @@ static char_u *list_arg_vars(exarg_T *eap, char_u *arg, int *first);
static char_u *ex_let_one(char_u *arg, typval_T *tv, int copy, int flags, char_u *endchars, char_u *op);
static int do_unlet_var(lval_T *lp, char_u *name_end, exarg_T *eap, int deep, void *cookie);
static int do_lock_var(lval_T *lp, char_u *name_end, exarg_T *eap, int deep, void *cookie);
static void delete_var(hashtab_T *ht, hashitem_T *hi);
static void list_one_var(dictitem_T *v, char *prefix, int *first);
static void list_one_var_a(char *prefix, char_u *name, int type, char_u *string, int *first);
@@ -2890,7 +2889,7 @@ vars_clear_ext(hashtab_T *ht, int free_val)
* Delete a variable from hashtab "ht" at item "hi".
* Clear the variable value and free the dictitem.
*/
static void
void
delete_var(hashtab_T *ht, hashitem_T *hi)
{
dictitem_T *di = HI2DI(hi);