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printer: trim line terminator before doing replacements

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This is basically the same bug as #1401, but applied to replacements
instead of --only-matching.

Fixes #1739
This commit is contained in:
Andrew Gallant
2021-05-31 19:52:26 -04:00
parent af8b27ffae
commit fbb2cfed28
3 changed files with 16 additions and 1 deletions
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8
crates/printer/src/util.rs
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@@ -68,7 +68,13 @@ impl<M: Matcher> Replacer<M> {
subject = &subject[..range.end + MAX_LOOK_AHEAD];
}
} else {
subject = &subject[..range.end];
// When searching a single line, we should remove the line
// terminator. Otherwise, it's possible for the regex (via
// look-around) to observe the line terminator and not match
// because of it.
let mut m = Match::new(0, range.end);
trim_line_terminator(searcher, subject, &mut m);
subject = &subject[..m.end()];
}
{
let &mut Space { ref mut dst, ref mut caps, ref mut matches } =