Snap for 9719949 from 15449292b4636a7ca121bd217f5f198317cb052a to udc-release Change-Id: I25aa0443c3f4300069257f38bf3cab58acab05e3
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.