Snap for 12252487 from bbe3a8ebea5e17304edec055ac8955ec992a8401 to simpleperf-release Change-Id: Ic89278e6d8661b71bddf2ecc163dd84cc9cd0237
Determine if a char is a valid identifier for a parser and/or lexer according to Unicode Standard Annex #31 rules.
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)); }
unicode-xid supports a no_std feature. This eliminates dependence on std, and instead uses equivalent functions from core.
const tables with static tables.