commit | 869fec56d6999075fe2c0417491cbe8851e78a19 | [log] [tgz] |
---|---|---|
author | Joel Galenson <jgalenson@google.com> | Wed Dec 15 18:07:00 2021 +0000 |
committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | Wed Dec 15 18:07:00 2021 +0000 |
tree | 81fe12b3e87bfd26939ec00ceb8a71c877757b6c | |
parent | 577639301d9be66ddd7f77199ff4ef426611d4cf [diff] | |
parent | 1501190834285ae4cb18413bd95d805f113c29d5 [diff] |
Merge "Refresh Android.bp, cargo2android.json, TEST_MAPPING." am: be7123bc28 am: 005e54828c am: b7f737fc61 am: 1501190834 Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/unicode-xid/+/1912798 Change-Id: I44013f60b1d583ca52f57f95df9d7401d46dec31
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.