commit | c0e3b1379cc5931d3ad0abd3f9b25f32c1ba1c03 | [log] [tgz] |
---|---|---|
author | android-build-team Robot <[email protected]> | Wed Feb 17 03:17:26 2021 +0000 |
committer | android-build-team Robot <[email protected]> | Wed Feb 17 03:17:26 2021 +0000 |
tree | 61cbc999afbb44a39051d64970ec4715eba50b3e | |
parent | 9c93c28ab10ed2202e7d9ccce72bbb567054bc81 [diff] | |
parent | 985c813f8f642419249c0a5b1f6a40b12c5e1074 [diff] |
Snap for 7149879 from 985c813f8f642419249c0a5b1f6a40b12c5e1074 to sc-release Change-Id: I51d9f7d729f43f2797ca1960b042a45cbf51d0ee
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.