Bug: 139060369

Clone this repo:
  1. be7123b Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." by Joel Galenson · 6 weeks ago master
  2. 60887db Refresh Android.bp, cargo2android.json, TEST_MAPPING. by Joel Galenson · 9 weeks ago
  3. a174153 Update TEST_MAPPING am: 8922f8d0b3 am: f2ca3bbb0a am: 6c89e92841 by Joel Galenson · 4 months ago
  4. 6c89e92 Update TEST_MAPPING am: 8922f8d0b3 am: f2ca3bbb0a by Joel Galenson · 4 months ago
  5. f2ca3bb Update TEST_MAPPING am: 8922f8d0b3 by Joel Galenson · 4 months ago android-s-v2-preview-1 android-s-v2-beta-2 android-s-v2-preview-2

unicode-xid

Determine if a char is a valid identifier for a parser and/or lexer according to Unicode Standard Annex #31 rules.

Build Status

Documentation

extern crate unicode_xid;

use unicode_xid::UnicodeXID;

fn main() {
    let ch = 'a';
    println!("Is {} a valid start of an identifier? {}", ch, UnicodeXID::is_xid_start(ch));
}

features

unicode-xid supports a no_std feature. This eliminates dependence on std, and instead uses equivalent functions from core.

changelog

0.2.2

  • Add an ASCII fast-path

0.2.1

  • Update to Unicode 13.0.0
  • Speed up lookup

0.2.0

  • Update to Unicode 12.1.0.

0.1.0

  • Initial release.