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| author | bors <bors@rust-lang.org> | 2013-07-08 14:34:54 -0700 |
|---|---|---|
| committer | bors <bors@rust-lang.org> | 2013-07-08 14:34:54 -0700 |
| commit | f503e539bf60416a731f9ecc12b6aab31ef2fe87 (patch) | |
| tree | c1ff5d04cfd8079d5e500c96ac69305ff56b1411 /src/libstd | |
| parent | f7b293bc75684a368e20567b5987c482dc5f8550 (diff) | |
| parent | 149c976aa0b6441b93f2e2140e10e0424d39ea17 (diff) | |
| download | rust-f503e539bf60416a731f9ecc12b6aab31ef2fe87.tar.gz rust-f503e539bf60416a731f9ecc12b6aab31ef2fe87.zip | |
auto merge of #7608 : glinscott/rust/json_perf, r=pcwalton
Avoids the overhead of read_char for every character. Benchmark reading example.json 10 times from https://code.google.com/p/rapidjson/wiki/Performance Before: 2.55s After: 0.16s Regression testing is already done by isrustfastyet.
Diffstat (limited to 'src/libstd')
| -rw-r--r-- | src/libstd/char.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/libstd/char.rs b/src/libstd/char.rs index 6a9555f4efc..47473c2faba 100644 --- a/src/libstd/char.rs +++ b/src/libstd/char.rs @@ -82,7 +82,8 @@ pub fn is_uppercase(c: char) -> bool { general_category::Lu(c) } /// #[inline] pub fn is_whitespace(c: char) -> bool { - ('\x09' <= c && c <= '\x0d') + c == ' ' + || ('\x09' <= c && c <= '\x0d') || general_category::Zs(c) || general_category::Zl(c) || general_category::Zp(c) |