Commit: patch 9.1.0713: Newline causes E749 in Ex mode

[Christian Brabandt]

patch 9.1.0713: Newline causes E749 in Ex mode

Commit: https://github.com/vim/vim/commit/2432b4a75321a1a9ac0f9b326c7e46d38bdb71bb
Author: zeertzjq <zeer...@outlook.com>
Date: Tue Sep 3 22:58:30 2024 +0200

patch 9.1.0713: Newline causes E749 in Ex mode

Problem: Newline causes E749 in Ex mode (after 9.1.0573).
Solution: Don't execute empty command followed by a newline.

closes: #15614

Signed-off-by: zeertzjq <zeer...@outlook.com>
Signed-off-by: Christian Brabandt <c...@256bit.org>

diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 2a5930154..0e69d5c38 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -2916,6 +2916,11 @@ parse_command_modifiers(
}
return FAIL;
}
+ if (eap->nextcmd == NULL && *eap->cmd == '
')
+ {
+ eap->nextcmd = eap->cmd + 1;
+ return FAIL;
+ }
if (*eap->cmd == NUL)
{
if (!skip_only)
diff --git a/src/testdir/test_ex_mode.vim b/src/testdir/test_ex_mode.vim
index aa949355f..19d0bece6 100644
--- a/src/testdir/test_ex_mode.vim
+++ b/src/testdir/test_ex_mode.vim
@@ -387,4 +387,20 @@ func Test_global_insert_newline()
bwipe!
endfunc

+" An empty command followed by a newline shouldn't cause E749 in Ex mode.
+func Test_ex_empty_command_newline()
+ let g:var = 0
+ call feedkeys("gQexecute \"\nlet g:var = 1\"
", 'xt')
+ call assert_equal(1, g:var)
+ call feedkeys("gQexecute \" \nlet g:var = 2\"
", 'xt')
+ call assert_equal(2, g:var)
+ call feedkeys("gQexecute \"\t \nlet g:var = 3\"
", 'xt')
+ call assert_equal(3, g:var)
+ call feedkeys("gQexecute \"\\"?!\nlet g:var = 4\"
", 'xt')
+ call assert_equal(4, g:var)
+ call feedkeys("gQexecute \" \\"?!\nlet g:var = 5\"
", 'xt')
+ call assert_equal(5, g:var)
+ unlet g:var
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 1ba85a9c6..f53da0117 100644
--- a/src/version.c
+++ b/src/version.c
@@ -704,6 +704,8 @@ static char *(features[]) =

static int included_patches[] =
{ /* Add new patch number below this line */
+/**/
+ 713,
/**/
712,
/**/