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Move constants to new ID

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This allows us to get rid of trait item index
This commit is contained in:
Aleksey Kladov 2019-11-20 18:00:01 +03:00
parent ee95a35664
commit 111891dc2d
16 changed files with 119 additions and 89 deletions
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25
crates/ra_hir/src/code_model.rs
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@ -729,7 +729,7 @@ pub struct Const {
impl Const {
pub fn module(self, db: &impl DefDatabase) -> Module {
Module { id: self.id.module(db) }
Module { id: self.id.lookup(db).module(db) }
}
pub fn krate(self, db: &impl DefDatabase) -> Option<Crate> {
@ -748,22 +748,27 @@ impl Const {
db.infer(self.into())
}
/// The containing impl block, if this is a method.
/// The containing impl block, if this is a type alias.
pub fn impl_block(self, db: &impl DefDatabase) -> Option<ImplBlock> {
ImplBlock::containing(db, self.into())
match self.container(db) {
Some(Container::ImplBlock(it)) => Some(it),
_ => None,
}
}
/// The containing trait, if this is a trait type alias definition.
pub fn parent_trait(self, db: &impl DefDatabase) -> Option<Trait> {
db.trait_items_index(self.module(db).id).get_parent_trait(self.id.into()).map(Trait::from)
match self.container(db) {
Some(Container::Trait(it)) => Some(it),
_ => None,
}
}
pub fn container(self, db: &impl DefDatabase) -> Option<Container> {
if let Some(impl_block) = self.impl_block(db) {
Some(impl_block.into())
} else if let Some(trait_) = self.parent_trait(db) {
Some(trait_.into())
} else {
None
match self.id.lookup(db).container {
ContainerId::TraitId(it) => Some(Container::Trait(it.into())),
ContainerId::ImplId(it) => Some(Container::ImplBlock(it.into())),
ContainerId::ModuleId(_) => None,
}
}