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| author | Bruce Hill <bruce@bruce-hill.com> | 2024-09-15 18:41:37 -0400 |
|---|---|---|
| committer | Bruce Hill <bruce@bruce-hill.com> | 2024-09-15 18:41:37 -0400 |
| commit | e59584acbdaad082d94815550ce0794cef7220de (patch) | |
| tree | a035d3a475f3953a2e46eee17961236e688c6708 | |
| parent | 269c98d106cffa80c2ee3c96b042500eccd8a935 (diff) | |
Add alphanumeric pattern
| -rw-r--r-- | stdlib/patterns.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/stdlib/patterns.c b/stdlib/patterns.c index 2de7fe3a..0df06eba 100644 --- a/stdlib/patterns.c +++ b/stdlib/patterns.c @@ -382,6 +382,12 @@ static int64_t match_int(TextIter_t *state, int64_t index) return len >= 0 ? len : -1; } +static int64_t match_alphanumeric(TextIter_t *state, int64_t index) +{ + return EAT1(state, index, uc_is_property_alphabetic((ucs4_t)grapheme) || uc_is_property_numeric((ucs4_t)grapheme)) + ? 1 : -1; +} + static int64_t match_num(TextIter_t *state, int64_t index) { bool negative = EAT1(state, index, grapheme == '-') ? 1 : 0; @@ -588,6 +594,9 @@ static pat_t parse_next_pat(TextIter_t *state, int64_t *index) case 'a': if (strcasecmp(prop_name, "authority") == 0) { return PAT(PAT_FUNCTION, .fn=match_authority); + } else if (strcasecmp(prop_name, "alphanum") == 0 || strcasecmp(prop_name, "anum") == 0 + || strcasecmp(prop_name, "alphanumeric") == 0) { + return PAT(PAT_FUNCTION, .fn=match_alphanumeric); } break; case 'd': |