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Translated absolute byte offset to relative

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This commit is contained in:
Michael van Straten
2023-04-19 13:02:30 +02:00
parent c67ae04aca
commit 3d49cc1198
1 changed files with 9 additions and 1 deletions
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compiler/rustc_expand/src/proc_macro_server.rs
+9 -1
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@@ -635,7 +635,15 @@ fn source(&mut self, span: Self::Span) -> Self::Span {
}
fn byte_range(&mut self, span: Self::Span) -> Range<usize> {
Range { start: span.lo().0 as usize, end: span.hi().0 as usize }
let source_map = self.sess().source_map();
let relative_start_pos = source_map.lookup_byte_offset(span.lo()).pos;
let relative_end_pos = source_map.lookup_byte_offset(span.hi()).pos;
Range {
start: relative_start_pos.0 as usize,
end: relative_end_pos.0 as usize
}
}
fn start(&mut self, span: Self::Span) -> LineColumn {