commit | 83ff69963b4967494d576a20eec46fa8e1c0cd00 | [log] [tgz] |
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author | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Tue Mar 15 01:06:12 2022 +0000 |
committer | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Tue Mar 15 01:06:12 2022 +0000 |
tree | 2f638b0af631bc4d9825f4ea5d5afa19e188b68a | |
parent | 27031de3d681ad4531f29f5614a78f2cdc1166d4 [diff] | |
parent | d9b77fd7cfd092afd5776b062fb2de36ba7c5218 [diff] |
Snap for 8298157 from d9b77fd7cfd092afd5776b062fb2de36ba7c5218 to tm-release Change-Id: I240116b87241176676647ecc425a68623e1f2d2e
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.