commit | fa1881d4b400af137cc1d9bf7acdd16ccfa559ef | [log] [tgz] |
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author | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Sun Mar 20 09:05:10 2022 +0000 |
committer | Android Build Coastguard Worker <android-build-coastguard-worker@google.com> | Sun Mar 20 09:05:10 2022 +0000 |
tree | 2f638b0af631bc4d9825f4ea5d5afa19e188b68a | |
parent | b6791b9c89aa19e8bac11c5c6af8a70bc1bc7328 [diff] | |
parent | ff2788a6f8b399fbd70afbd82f392e3d096ac42a [diff] |
Snap for 8327259 from ff2788a6f8b399fbd70afbd82f392e3d096ac42a to main-cg-testing-release Change-Id: I95240a293d81a2ae6c1ebaaf2f5c269856369bd5
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.