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fix(api): fix nvim_parse_cmd interfere with printing line in Ex mode (#19400)

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This commit is contained in:
zeertzjq
2022-07-17 09:59:32 +08:00
committed by GitHub
parent 08a50f6690
commit 9f837a5dcf
2 changed files with 38 additions and 2 deletions
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8
src/nvim/ex_docmd.c
View File

@@ -1444,10 +1444,13 @@ bool parse_cmdline(char *cmdline, exarg_T *eap, CmdParseInfo *cmdinfo, char **er
eap->getline = NULL;
eap->cookie = NULL;
const bool save_ex_pressedreturn = ex_pressedreturn;
// Parse command modifiers
if (parse_command_modifiers(eap, errormsg, &cmdinfo->cmdmod, false) == FAIL) {
ex_pressedreturn = save_ex_pressedreturn;
goto err;
}
ex_pressedreturn = save_ex_pressedreturn;
after_modifier = eap->cmd;
// Save location after command modifiers
@@ -2407,7 +2410,8 @@ char *ex_errmsg(const char *const msg, const char *const arg)
/// - Set ex_pressedreturn for an empty command line.
///
/// @param skip_only if false, undo_cmdmod() must be called later to free
/// any cmod_filter_pat and cmod_filter_regmatch.regprog.
/// any cmod_filter_pat and cmod_filter_regmatch.regprog,
/// and ex_pressedreturn may be set.
/// @param[out] errormsg potential error message.
///
/// Call apply_cmdmod() to get the side effects of the modifiers:
@@ -2421,7 +2425,7 @@ int parse_command_modifiers(exarg_T *eap, char **errormsg, cmdmod_T *cmod, bool
{
char *p;
memset(cmod, 0, sizeof(*cmod));
CLEAR_POINTER(cmod);
// Repeat until no more command modifiers are found.
for (;;) {

32
test/functional/api/vim_spec.lua
View File

@@ -3624,6 +3624,38 @@ describe('API', function()
eq('Error while parsing command line: E464: Ambiguous use of user-defined command',
pcall_err(meths.parse_cmd, 'F', {}))
end)
it('does not interfere with printing line in Ex mode #19400', function()
local screen = Screen.new(60, 7)
screen:set_default_attr_ids({
[0] = {bold = true, foreground = Screen.colors.Blue}, -- NonText
[1] = {bold = true, reverse = true}, -- MsgSeparator
})
screen:attach()
insert([[
foo
bar]])
feed('gQ1')
screen:expect([[
foo |
bar |
{0:~ }|
{0:~ }|
{1: }|
Entering Ex mode. Type "visual" to go to Normal mode. |
:1^ |
]])
eq('Error while parsing command line', pcall_err(meths.parse_cmd, '', {}))
feed('<CR>')
screen:expect([[
foo |
bar |
{1: }|
Entering Ex mode. Type "visual" to go to Normal mode. |
:1 |
foo |
:^ |
]])
end)
end)
describe('nvim_cmd', function()
it('works', function ()