vim-patch:8.2.4475: fuzzy cmdline completion does not work for lower case

Problem:    Fuzzy cmdline completion does not work for lower case.
Solution:   Also use fuzzy completion for lower case input. (Yegappan
            Lakshmanan, closes vim/vim#9849)

4df5b33f20

Initialize "regmatch" to avoid using uninitialized memory.

Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
This commit is contained in:
zeertzjq
2023-01-17 12:04:58 +08:00
parent 0c689fec8e
commit 4c127f107a
2 changed files with 29 additions and 9 deletions

View File

@@ -1373,6 +1373,7 @@ static const char *set_cmd_index(const char *cmd, exarg_T *eap, expand_T *xp, in
{
const char *p = NULL;
size_t len = 0;
const bool fuzzy = cmdline_fuzzy_complete(cmd);
// Isolate the command and search for it in the command table.
// Exceptions:
@@ -1413,7 +1414,9 @@ static const char *set_cmd_index(const char *cmd, exarg_T *eap, expand_T *xp, in
eap->cmdidx = excmd_get_cmdidx(cmd, len);
if (cmd[0] >= 'A' && cmd[0] <= 'Z') {
// User defined commands support alphanumeric characters.
// Also when doing fuzzy expansion, support alphanumeric characters.
if ((cmd[0] >= 'A' && cmd[0] <= 'Z') || (fuzzy && *p != NUL)) {
while (ASCII_ISALNUM(*p) || *p == '*') { // Allow * wild card
p++;
}
@@ -2630,9 +2633,10 @@ static int map_wildopts_to_ewflags(int options)
/// @param options WILD_ flags
static int ExpandFromContext(expand_T *xp, char *pat, char ***matches, int *numMatches, int options)
{
regmatch_T regmatch;
regmatch_T regmatch = { .rm_ic = false };
int ret;
int flags = map_wildopts_to_ewflags(options);
const bool fuzzy = cmdline_fuzzy_complete(pat);
if (xp->xp_context == EXPAND_FILES
|| xp->xp_context == EXPAND_DIRECTORIES
@@ -2713,6 +2717,7 @@ static int ExpandFromContext(expand_T *xp, char *pat, char ***matches, int *numM
return nlua_expand_pat(xp, pat, numMatches, matches);
}
if (!fuzzy) {
regmatch.regprog = vim_regcomp(pat, magic_isset() ? RE_MAGIC : 0);
if (regmatch.regprog == NULL) {
return FAIL;
@@ -2720,6 +2725,7 @@ static int ExpandFromContext(expand_T *xp, char *pat, char ***matches, int *numM
// 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) {
@@ -2732,7 +2738,9 @@ static int ExpandFromContext(expand_T *xp, char *pat, char ***matches, int *numM
ret = ExpandOther(pat, xp, &regmatch, matches, numMatches);
}
if (!fuzzy) {
vim_regfree(regmatch.regprog);
}
xfree(tofree);
return ret;

View File

@@ -2989,6 +2989,18 @@ func Test_wildoptions_fuzzy()
delcommand T123FendingOff
%bw
" Test for fuzzy completion of a command with lower case letters and a
" number
command Foo2Bar :
set wildoptions=fuzzy
call feedkeys(":foo2\<Tab>\<C-B>\"\<CR>", 'tx')
call assert_equal('"Foo2Bar', @:)
call feedkeys(":foo\<Tab>\<C-B>\"\<CR>", 'tx')
call assert_equal('"Foo2Bar', @:)
call feedkeys(":bar\<Tab>\<C-B>\"\<CR>", 'tx')
call assert_equal('"Foo2Bar', @:)
delcommand Foo2Bar
set wildoptions&
%bw!
endfunc