Bug: 139060369

Clone this repo:
  1. ec43450 Make unicode-xid available to product and vendor am: 348239c2ce by Matthew Maurer · 2 weeks ago master
  2. 348239c Make unicode-xid available to product and vendor by Matthew Maurer · 2 weeks ago
  3. 5f758c3 Update TEST_MAPPING am: 075bed150d by Jeff Vander Stoep · 7 weeks ago
  4. 075bed1 Update TEST_MAPPING by Jeff Vander Stoep · 8 weeks ago
  5. 99ea556 Update unicode-xid to 0.2.4 am: 2d00f30d19 by Jeff Vander Stoep · 9 weeks ago

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

0.2.4

  • Update to Unicode 15.0.0
  • Replace const tables with static tables.

0.2.3

  • Update to Unicode 14.0.0

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.