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vim-patch:8.2.4478: crash when using fuzzy completion

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Problem:    Crash when using fuzzy completion.
Solution:   Temporary fix: put back regexp. (closes vim/vim#9852, closes vim/vim#9851)

00333cb3b3

Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
This commit is contained in:
zeertzjq 2023-01-17 12:24:24 +08:00
parent bdd14d03c7
commit 245522db1e
2 changed files with 17 additions and 7 deletions
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20
src/nvim/cmdexpand.c
View File

@ -2636,6 +2636,8 @@ static int ExpandFromContext(expand_T *xp, char *pat, char ***matches, int *numM
regmatch_T regmatch = { .rm_ic = false };
int ret;
int flags = map_wildopts_to_ewflags(options);
const bool fuzzy = cmdline_fuzzy_complete(pat)
&& cmdline_fuzzy_completion_supported(xp);
if (xp->xp_context == EXPAND_FILES
|| xp->xp_context == EXPAND_DIRECTORIES
@ -2716,13 +2718,15 @@ static int ExpandFromContext(expand_T *xp, char *pat, char ***matches, int *numM
return nlua_expand_pat(xp, pat, numMatches, matches);
}
regmatch.regprog = vim_regcomp(pat, magic_isset() ? RE_MAGIC : 0);
if (regmatch.regprog == NULL) {
return FAIL;
}
if (!fuzzy) {
regmatch.regprog = vim_regcomp(pat, magic_isset() ? RE_MAGIC : 0);
if (regmatch.regprog == NULL) {
return FAIL;
}
// set ignore-case according to p_ic, p_scs and pat
regmatch.rm_ic = ignorecase(pat);
// set ignore-case according to p_ic, p_scs and pat
regmatch.rm_ic = ignorecase(pat);
}
if (xp->xp_context == EXPAND_SETTINGS
|| xp->xp_context == EXPAND_BOOL_SETTINGS) {
@ -2735,7 +2739,9 @@ static int ExpandFromContext(expand_T *xp, char *pat, char ***matches, int *numM
ret = ExpandOther(pat, xp, &regmatch, matches, numMatches);
}
vim_regfree(regmatch.regprog);
if (!fuzzy) {
vim_regfree(regmatch.regprog);
}
xfree(tofree);
return ret;

4
src/nvim/testdir/test_cmdline.vim
View File

@ -2869,6 +2869,10 @@ func Test_wildoptions_fuzzy()
call assert_equal('"mapclear <buffer>', @:)
" map name fuzzy completion - NOT supported
" test regex completion works
set wildoptions=fuzzy
call feedkeys(":cnoremap <ex\<Tab> <esc> \<Tab>\<C-B>\"\<CR>", 'tx')
call assert_equal("\"cnoremap <expr> <esc> \<Tab>", @:)
" menu name fuzzy completion
if has('gui_running')