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Simplify

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This commit is contained in:
Lukas Wirth
2021-09-21 15:56:06 +02:00
parent 6d6e0b8f21
commit b36f12dba5
4 changed files with 112 additions and 184 deletions
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15
crates/hir/src/semantics.rs
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@@ -682,20 +682,7 @@ impl<'db> SemanticsImpl<'db> {
fn resolve_lifetime_param(&self, lifetime: &ast::Lifetime) -> Option<LifetimeParam> {
let text = lifetime.text();
let lifetime_param = lifetime.syntax().ancestors().find_map(|syn| {
let gpl = match_ast! {
match syn {
ast::Fn(it) => it.generic_param_list()?,
ast::TypeAlias(it) => it.generic_param_list()?,
ast::Struct(it) => it.generic_param_list()?,
ast::Enum(it) => it.generic_param_list()?,
ast::Union(it) => it.generic_param_list()?,
ast::Trait(it) => it.generic_param_list()?,
ast::Impl(it) => it.generic_param_list()?,
ast::WherePred(it) => it.generic_param_list()?,
ast::ForType(it) => it.generic_param_list()?,
_ => return None,
}
};
let gpl = ast::DynGenericParamsOwner::cast(syn)?.generic_param_list()?;
gpl.lifetime_params()
.find(|tp| tp.lifetime().as_ref().map(|lt| lt.text()).as_ref() == Some(&text))
})?;