bjoernager/rust
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Adjust to_attr_token_stream.

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It uses `once` chained with `(0..self.num_calls).map(...)` followed by
`.take(self.num_calls`. I found this hard to read. It's simpler to just
use `repeat_with`.
This commit is contained in:
Nicholas Nethercote 2023-09-06 16:45:58 +10:00
parent 58e967a9cc
commit 42dbc72d7b
1 changed files with 1 additions and 1 deletions
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2
compiler/rustc_parse/src/parser/attr_wrapper.rs
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@ -106,7 +106,7 @@ impl ToAttrTokenStream for LazyAttrTokenStreamImpl {
let mut cursor_snapshot = self.cursor_snapshot.clone();
let tokens =
std::iter::once((FlatToken::Token(self.start_token.0.clone()), self.start_token.1))
.chain((0..self.num_calls).map(|_| {
.chain(std::iter::repeat_with(|| {
let token = cursor_snapshot.next();
(FlatToken::Token(token.0), token.1)
}))