patch 8.1.1723: heredoc assignment has no room for new features
Problem: Heredoc assignment has no room for new features. (FUJIWARA Takuya)
Solution: Require the marker does not start with a lower case character.
(closes #4705)
diff --git a/src/eval.c b/src/eval.c
index d633f45..5a4ed67 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -1283,7 +1283,7 @@
text_indent_len = -1;
}
- // The marker is the next word. Default marker is "."
+ // The marker is the next word.
if (*cmd != NUL && *cmd != '"')
{
marker = skipwhite(cmd);
@@ -1294,9 +1294,17 @@
return NULL;
}
*p = NUL;
+ if (vim_islower(*marker))
+ {
+ emsg(_("E221: Marker cannot start with lower case letter"));
+ return NULL;
+ }
}
else
- marker = (char_u *)".";
+ {
+ emsg(_("E172: Missing marker"));
+ return NULL;
+ }
l = list_alloc();
if (l == NULL)