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Compute closure captures

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This commit is contained in:
hkalbasi 2023-04-06 16:14:38 +03:30
parent 51d5862caf
commit 59b6f2d9f2
42 changed files with 2537 additions and 433 deletions
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15
crates/hir-ty/src/layout.rs
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@ -229,7 +229,20 @@ pub fn layout_of_ty(db: &dyn HirDatabase, ty: &Ty, krate: CrateId) -> Result<Lay
}
}
}
TyKind::Closure(_, _) | TyKind::Generator(_, _) | TyKind::GeneratorWitness(_, _) => {
TyKind::Closure(c, _) => {
let (def, _) = db.lookup_intern_closure((*c).into());
let infer = db.infer(def);
let (captures, _) = infer.closure_info(c);
let fields = captures
.iter()
.map(|x| layout_of_ty(db, &x.ty, krate))
.collect::<Result<Vec<_>, _>>()?;
let fields = fields.iter().collect::<Vec<_>>();
let fields = fields.iter().collect::<Vec<_>>();
cx.univariant(dl, &fields, &ReprOptions::default(), StructKind::AlwaysSized)
.ok_or(LayoutError::Unknown)?
}
TyKind::Generator(_, _) | TyKind::GeneratorWitness(_, _) => {
return Err(LayoutError::NotImplemented)
}
TyKind::AssociatedType(_, _)