commit | 3fe7c078f1f0e68fd0a4c23b0ea1b5f58e692fa8 | [log] [tgz] |
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author | Xin Li <delphij@google.com> | Fri Oct 09 03:23:01 2020 +0000 |
committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | Fri Oct 09 03:23:01 2020 +0000 |
tree | 158f9aed75a3b0ef2a34e968ada900d5e6bb625b | |
parent | 01c1d88dfa09da16c8e091846cdde5798e84720d [diff] | |
parent | 49b5d35485f3feaeabfb72430d32beba37e69eeb [diff] |
[automerger skipped] Skip ab/6749736 in stage. am: 49b5d35485 -s ours am skip reason: Change-Id I1676588e1318dc05574d805131d1ee4b9bb43415 with SHA-1 51915a826f is in history Original change: https://googleplex-android-review.googlesource.com/c/platform/external/rust/crates/unicode-xid/+/12797368 Change-Id: I686b3a59a2abb60bf1082430575aee7d6807b08a
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.