amalgame-regex

Overview

POSIX ERE regular expressions via libc's regex.h. No PCRE — POSIX syntax covers 95% of needs and stays predictable. Test, Match, Replace API.

Features

• ✓POSIX ERE syntax (groups, alternation, quantifiers)
• ✓Test(pattern, s) — boolean
• ✓Match(pattern, s) — captures
• ✓Replace(pattern, s, replacement)
• ✓Per-pattern compilation cache

Example

Minimal usage example — copy-paste runnable after install.

amc package add regex

if Regex.Test("^[a-z]+@", email) {
    Console.WriteLine("looks like email")
}
let caps = Regex.Match("(\\d{4})-(\\d{2})-(\\d{2})", "2026-05-24")

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