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Add z modifier to m operator for fuzzy match.

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This commit is contained in:
nicm
2026-06-22 19:39:01 +00:00
parent 02b37b3c69
commit 2a26c738bd
2 changed files with 31 additions and 3 deletions
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24
format.c
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@@ -4507,6 +4507,25 @@ format_build_modifiers(struct format_expand_state *es, const char **s,
return (list);
}
/* Fuzzy match strings. */
static int
format_fuzzy_match(const char *pattern, const char *text, int icase)
{
while (*pattern != '\0') {
if (*text == '\0')
return (0);
if (icase) {
if (tolower((u_char)*pattern) == tolower((u_char)*text))
pattern++;
} else {
if (*pattern == *text)
pattern++;
}
text++;
}
return (1);
}
/* Match against an fnmatch(3) pattern or regular expression. */
static char *
format_match(struct format_modifier *fm, const char *pattern, const char *text)
@@ -4517,7 +4536,10 @@ format_match(struct format_modifier *fm, const char *pattern, const char *text)
if (fm->argc >= 1)
s = fm->argv[0];
if (strchr(s, 'r') == NULL) {
if (strchr(s, 'z') != NULL) {
if (!format_fuzzy_match(pattern, text, strchr(s, 'i') != NULL))
return (xstrdup("0"));
} else if (strchr(s, 'r') == NULL) {
if (strchr(s, 'i') != NULL)
flags |= FNM_CASEFOLD;
if (fnmatch(pattern, text, flags) != 0)

10
tmux.1
View File

@@ -6379,13 +6379,19 @@ An optional argument specifies flags:
.Ql r
means the pattern is a regular expression instead of the default
.Xr glob 7
pattern, and
pattern,
.Ql z
means the pattern is a fuzzy match, that is, it matches if its characters
appear in the string in order but not necessarily consecutively,
and
.Ql i
means to ignore case.
For example:
.Ql #{m:*foo*,#{host}}
or
.Ql #{m/ri:\[ha]A,MYVAR} .
.Ql #{m/ri:\[ha]A,MYVAR}
or
.Ql #{m/z:abc,aXbXc} .
A
.Ql C
performs a search for a