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Merged
merged 5 commits into from
Dec 18, 2014
Merged

Function tokenizer::preprocess 3x faster #66

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ea6c1b7
Benchmark for preprocess function
ayosec Dec 18, 2014
9b4ec49
preprocess function in one pass
ayosec Dec 18, 2014
5f46180
Reduce match branches
ayosec Dec 18, 2014
0656606
Remove redundant UTF-8 check
ayosec Dec 18, 2014
2f08b15
Simplify match block removing code for multi-byte chars
ayosec Dec 18, 2014
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Benchmark for preprocess function
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@ayosec
ayosec committed Dec 18, 2014
commit ea6c1b721a88482354d8236f6ad25aac41e60e57
17 changes: 15 additions & 2 deletions src/tokenizer.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -42,8 +42,21 @@ fn preprocess(input: &str) -> String {
#[test]
fn test_preprocess() {
assert!("" == preprocess("").as_slice());
assert!("Lorem\n\t\u{FFFD}ipusm\ndoror\u{FFFD}\n" ==
preprocess("Lorem\r\n\t\x00ipusm\ndoror\u{FFFD}\r").as_slice());
assert!("Lorem\n\n\t\u{FFFD}ipusm\ndoror\u{FFFD}á\n" ==
preprocess("Lorem\r\n\n\t\x00ipusm\ndoror\u{FFFD}á\r").as_slice());
}

#[cfg(test)]
mod bench_preprocess {
extern crate test;

#[bench]
fn bench_preprocess(b: &mut test::Bencher) {
let source = "Lorem\n\t\u{FFFD}ipusm\ndoror\u{FFFD}á\n";
b.iter(|| {
let _ = super::preprocess(source);
});
}
}


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