bjoernager/rust
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Deduplicate some matches that always panic in one arm

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This commit is contained in:
Oli Scherer 2024-12-02 10:56:36 +00:00
parent c0b532277b
commit da182b6d95
4 changed files with 24 additions and 17 deletions
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23
compiler/rustc_ast/src/ast.rs
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@ -1757,6 +1757,24 @@ impl AttrArgsEq {
AttrArgsEq::Hir(lit) => lit.span,
}
}
pub fn unwrap_ast(&self) -> &Expr {
match self {
AttrArgsEq::Ast(p) => p,
AttrArgsEq::Hir(lit) => {
unreachable!("in literal form when getting inner tokens: {lit:?}")
}
}
}
pub fn unwrap_ast_mut(&mut self) -> &mut P<Expr> {
match self {
AttrArgsEq::Ast(p) => p,
AttrArgsEq::Hir(lit) => {
unreachable!("in literal form when getting inner tokens: {lit:?}")
}
}
}
}
impl AttrArgs {
@ -1774,10 +1792,7 @@ impl AttrArgs {
match self {
AttrArgs::Empty => TokenStream::default(),
AttrArgs::Delimited(args) => args.tokens.clone(),
AttrArgs::Eq { value: AttrArgsEq::Ast(expr), .. } => TokenStream::from_ast(expr),
AttrArgs::Eq { value: AttrArgsEq::Hir(lit), .. } => {
unreachable!("in literal form when getting inner tokens: {:?}", lit)
}
AttrArgs::Eq { value, .. } => TokenStream::from_ast(value.unwrap_ast()),
}
}
}