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Add LifetimeParam resolving to Semantics

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This commit is contained in:
Lukas Wirth 2020-12-13 22:13:16 +01:00
parent dbd0cfba53
commit c6172f3f6d
8 changed files with 131 additions and 39 deletions
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14
crates/hir/src/has_source.rs
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@ -10,8 +10,8 @@ use hir_expand::InFile;
use syntax::ast;
use crate::{
db::HirDatabase, Const, Enum, EnumVariant, Field, FieldSource, Function, ImplDef, MacroDef,
Module, Static, Struct, Trait, TypeAlias, TypeParam, Union,
db::HirDatabase, Const, Enum, EnumVariant, Field, FieldSource, Function, ImplDef,
LifetimeParam, MacroDef, Module, Static, Struct, Trait, TypeAlias, TypeParam, Union,
};
pub trait HasSource {
@ -129,6 +129,14 @@ impl HasSource for TypeParam {
type Ast = Either<ast::Trait, ast::TypeParam>;
fn source(self, db: &dyn HirDatabase) -> InFile<Self::Ast> {
let child_source = self.id.parent.child_source(db.upcast());
child_source.map(|it| it[self.id.local_id].clone())
child_source.map(|it| it.type_params[self.id.local_id].clone())
}
}
impl HasSource for LifetimeParam {
type Ast = ast::LifetimeParam;
fn source(self, db: &dyn HirDatabase) -> InFile<Self::Ast> {
let child_source = self.id.parent.child_source(db.upcast());
child_source.map(|it| it.lifetime_params[self.id.local_id].clone())
}
}