From 7335a67b5754255f0e892303a0f4e3521035e7d8 Mon Sep 17 00:00:00 2001 From: zeertzjq Date: Sat, 12 Nov 2022 12:29:16 +0800 Subject: vim-patch:9.0.0845: shell command with just space gives strange error (#21029) Problem: Shell command with just space gives strange error. Solution: Skip white space at start of the argument. (Christian Brabandt, Shane-XB-Qian, closes vim/vim#11515, closes vim/vim#11495) https://github.com/vim/vim/commit/4e7590ec00483077daaa567aa2220bc8df912f3c Co-authored-by: shane.xb.qian --- src/nvim/ex_cmds.c | 8 ++++--- src/nvim/testdir/test_cmdline.vim | 47 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 52 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/nvim/ex_cmds.c b/src/nvim/ex_cmds.c index 46870061a9..c22f22366a 100644 --- a/src/nvim/ex_cmds.c +++ b/src/nvim/ex_cmds.c @@ -1135,10 +1135,12 @@ void do_bang(int addr_count, exarg_T *eap, bool forceit, bool do_in, bool do_out msg_scroll = scroll_save; } - // Try to find an embedded bang, like in :! ! [args] - // (:!! is indicated by the 'forceit' variable) + // Try to find an embedded bang, like in ":! ! [args]" + // ":!!" is indicated by the 'forceit' variable. bool ins_prevcmd = forceit; - trailarg = arg; + + // Skip leading white space to avoid a strange error with some shells. + trailarg = skipwhite(arg); do { len = strlen(trailarg) + 1; if (newcmd != NULL) { diff --git a/src/nvim/testdir/test_cmdline.vim b/src/nvim/testdir/test_cmdline.vim index b0be7ab396..2921c8b41a 100644 --- a/src/nvim/testdir/test_cmdline.vim +++ b/src/nvim/testdir/test_cmdline.vim @@ -1628,6 +1628,53 @@ func Test_cmd_bang_E135() %bwipe! endfunc +func Test_cmd_bang_args() + new + :.! + call assert_equal(0, v:shell_error) + + " Note that below there is one space char after the '!'. This caused a + " shell error in the past, see https://github.com/vim/vim/issues/11495. + :.! + call assert_equal(0, v:shell_error) + bwipe! + + CheckUnix + :.!pwd + call assert_equal(0, v:shell_error) + :.! pwd + call assert_equal(0, v:shell_error) + + " Note there is one space after 'pwd'. + :.! pwd + call assert_equal(0, v:shell_error) + + " Note there are two spaces after 'pwd'. + :.! pwd + call assert_equal(0, v:shell_error) + :.!ls ~ + call assert_equal(0, v:shell_error) + + " Note there is one space char after '~'. + :.!ls ~ + call assert_equal(0, v:shell_error) + + " Note there are two spaces after '~'. + :.!ls ~ + call assert_equal(0, v:shell_error) + + :.!echo "foo" + call assert_equal(getline('.'), "foo") + :.!echo "foo " + call assert_equal(getline('.'), "foo ") + :.!echo " foo " + call assert_equal(getline('.'), " foo ") + :.!echo " foo " + call assert_equal(getline('.'), " foo ") + + %bwipe! +endfunc + " Test for using ~ for home directory in cmdline completion matches func Test_cmdline_expand_home() call mkdir('Xdir') -- cgit