bjoernager/rust
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Use relative positions inside a SourceFile.

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This commit is contained in:
Camille GILLOT 2023-09-03 10:15:35 +00:00
parent 585bb5e68d
commit 258ace613d
20 changed files with 217 additions and 281 deletions
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28
compiler/rustc_span/src/tests.rs
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@ -3,24 +3,22 @@ use super::*;
#[test]
fn test_lookup_line() {
let source = "abcdefghijklm\nabcdefghij\n...".to_owned();
let sf = SourceFile::new(
FileName::Anon(Hash64::ZERO),
source,
BytePos(3),
SourceFileHashAlgorithm::Sha256,
);
sf.lines(|lines| assert_eq!(lines, &[BytePos(3), BytePos(17), BytePos(28)]));
let mut sf =
SourceFile::new(FileName::Anon(Hash64::ZERO), source, SourceFileHashAlgorithm::Sha256);
sf.start_pos = BytePos(3);
sf.lines(|lines| {
assert_eq!(lines, &[RelativeBytePos(0), RelativeBytePos(14), RelativeBytePos(25)])
});
assert_eq!(sf.lookup_line(BytePos(0)), None);
assert_eq!(sf.lookup_line(BytePos(3)), Some(0));
assert_eq!(sf.lookup_line(BytePos(4)), Some(0));
assert_eq!(sf.lookup_line(RelativeBytePos(0)), Some(0));
assert_eq!(sf.lookup_line(RelativeBytePos(1)), Some(0));
assert_eq!(sf.lookup_line(BytePos(16)), Some(0));
assert_eq!(sf.lookup_line(BytePos(17)), Some(1));
assert_eq!(sf.lookup_line(BytePos(18)), Some(1));
assert_eq!(sf.lookup_line(RelativeBytePos(13)), Some(0));
assert_eq!(sf.lookup_line(RelativeBytePos(14)), Some(1));
assert_eq!(sf.lookup_line(RelativeBytePos(15)), Some(1));
assert_eq!(sf.lookup_line(BytePos(28)), Some(2));
assert_eq!(sf.lookup_line(BytePos(29)), Some(2));
assert_eq!(sf.lookup_line(RelativeBytePos(25)), Some(2));
assert_eq!(sf.lookup_line(RelativeBytePos(26)), Some(2));
}
#[test]