bjoernager/rust
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take care module name for suggesting surround the struct literal in parentheses

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This commit is contained in:
yukang 2023-06-06 23:51:09 +08:00
parent 43062c43d2
commit 3983881d4e
4 changed files with 99 additions and 1 deletions
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12
compiler/rustc_span/src/source_map.rs
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@ -744,6 +744,18 @@ impl SourceMap {
})
}
/// Extends the given `Span` to previous character while the previous character matches the predicate
pub fn span_extend_prev_while(
&self,
span: Span,
f: impl Fn(char) -> bool,
) -> Result<Span, SpanSnippetError> {
self.span_to_source(span, |s, start, _end| {
let n = s[..start].char_indices().rfind(|&(_, c)| !f(c)).map_or(start, |(i, _)| start - i - 1);
Ok(span.with_lo(span.lo() - BytePos(n as u32)))
})
}
/// Extends the given `Span` to just before the next occurrence of `c`.
pub fn span_extend_to_next_char(&self, sp: Span, c: char, accept_newlines: bool) -> Span {
if let Ok(next_source) = self.span_to_next_source(sp) {