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parser: remove unneccessary wrapping of return value in parse_extern()

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Matthias Krüger
2021-02-21 13:06:00 +01:00
parent 00bc134e43
commit 85bd00fd85
2 changed files with 3 additions and 7 deletions
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2
compiler/rustc_parse/src/parser/item.rs
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@@ -1679,7 +1679,7 @@ impl<'a> Parser<'a> {
let constness = self.parse_constness(); let constness = self.parse_constness();
let asyncness = self.parse_asyncness(); let asyncness = self.parse_asyncness();
let unsafety = self.parse_unsafety(); let unsafety = self.parse_unsafety();
let ext = self.parse_extern()?; let ext = self.parse_extern();
if let Async::Yes { span, .. } = asyncness { if let Async::Yes { span, .. } = asyncness {
self.ban_async_in_2015(span); self.ban_async_in_2015(span);

8
compiler/rustc_parse/src/parser/mod.rs
View File

@@ -1202,12 +1202,8 @@ impl<'a> Parser<'a> {
} }
/// Parses `extern string_literal?`. /// Parses `extern string_literal?`.
fn parse_extern(&mut self) -> PResult<'a, Extern> { fn parse_extern(&mut self) -> Extern {
Ok(if self.eat_keyword(kw::Extern) { if self.eat_keyword(kw::Extern) { Extern::from_abi(self.parse_abi()) } else { Extern::None }
Extern::from_abi(self.parse_abi())
} else {
Extern::None
})
} }
/// Parses a string literal as an ABI spec. /// Parses a string literal as an ABI spec.