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feat: Render hover actions for closure captures and sig

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This commit is contained in:
Lukas Wirth 2023-05-15 19:35:27 +02:00
parent 2f8cd66fb4
commit 08dc0e21af
5 changed files with 131 additions and 16 deletions
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14
crates/hir/src/lib.rs
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@ -3221,6 +3221,20 @@ impl Closure {
.collect()
}
pub fn capture_types(&self, db: &dyn HirDatabase) -> Vec<Type> {
let owner = db.lookup_intern_closure((self.id).into()).0;
let infer = &db.infer(owner);
let (captures, _) = infer.closure_info(&self.id);
captures
.iter()
.cloned()
.map(|capture| Type {
env: db.trait_environment_for_body(owner),
ty: capture.ty(&self.subst),
})
.collect()
}
pub fn fn_trait(&self, db: &dyn HirDatabase) -> FnTrait {
let owner = db.lookup_intern_closure((self.id).into()).0;
let infer = &db.infer(owner);