patch 8.2.4426: map() function on string and blob does not check types
Problem: map() function on string and blob does not check argument types at
compile time.
Solution: Check string and blob argument types. Support "0z1234->func()".
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index f967e6e..36a7386 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -3457,7 +3457,8 @@
char_u *pskip = skip_option_env_lead(eap->cmd);
if (vim_strchr((char_u *)"{('[\"@&$", *p) != NULL
- || ((p = to_name_const_end(pskip)) > eap->cmd && *p != NUL))
+ || ((p = to_name_const_end(pskip)) > eap->cmd && *p != NUL)
+ || (p[0] == '0' && p[1] == 'z'))
{
int oplen;
int heredoc;
@@ -3503,6 +3504,8 @@
// "'string'->func()" is an expression.
|| *eap->cmd == '\''
// '"string"->func()' is an expression.
+ || (eap->cmd[0] == '0' && eap->cmd[1] == 'z')
+ // '"string"->func()' is an expression.
|| *eap->cmd == '"'
// "g:varname" is an expression.
|| eap->cmd[1] == ':'