Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir/src/lib.rs')
-rw-r--r--crates/hir/src/lib.rs37
1 files changed, 32 insertions, 5 deletions
diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs
index b3a8a33cac..1fac95ae5e 100644
--- a/crates/hir/src/lib.rs
+++ b/crates/hir/src/lib.rs
@@ -2611,6 +2611,10 @@ impl LocalSource {
self.source.file_id.original_file(db.upcast())
}
+ pub fn file(&self) -> HirFileId {
+ self.source.file_id
+ }
+
pub fn name(&self) -> Option<ast::Name> {
self.source.value.name()
}
@@ -3210,7 +3214,11 @@ impl Closure {
let owner = db.lookup_intern_closure((self.id).into()).0;
let infer = &db.infer(owner);
let info = infer.closure_info(&self.id);
- info.0.iter().cloned().map(|capture| ClosureCapture { owner, capture }).collect()
+ info.0
+ .iter()
+ .cloned()
+ .map(|capture| ClosureCapture { owner, closure: self.id, capture })
+ .collect()
}
pub fn fn_trait(&self, db: &dyn HirDatabase) -> FnTrait {
@@ -3224,6 +3232,7 @@ impl Closure {
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ClosureCapture {
owner: DefWithBodyId,
+ closure: ClosureId,
capture: hir_ty::CapturedItem,
}
@@ -3232,15 +3241,33 @@ impl ClosureCapture {
Local { parent: self.owner, binding_id: self.capture.local() }
}
- pub fn display_kind(&self) -> &'static str {
- self.capture.display_kind()
+ pub fn kind(&self) -> CaptureKind {
+ match self.capture.kind() {
+ hir_ty::CaptureKind::ByRef(
+ hir_ty::mir::BorrowKind::Shallow | hir_ty::mir::BorrowKind::Shared,
+ ) => CaptureKind::SharedRef,
+ hir_ty::CaptureKind::ByRef(hir_ty::mir::BorrowKind::Unique) => {
+ CaptureKind::UniqueSharedRef
+ }
+ hir_ty::CaptureKind::ByRef(hir_ty::mir::BorrowKind::Mut { .. }) => {
+ CaptureKind::MutableRef
+ }
+ hir_ty::CaptureKind::ByValue => CaptureKind::Move,
+ }
}
- pub fn display_place(&self, owner: ClosureId, db: &dyn HirDatabase) -> String {
- self.capture.display_place(owner, db)
+ pub fn display_place(&self, db: &dyn HirDatabase) -> String {
+ self.capture.display_place(self.owner, db)
}
}
+pub enum CaptureKind {
+ SharedRef,
+ UniqueSharedRef,
+ MutableRef,
+ Move,
+}
+
#[derive(Clone, PartialEq, Eq, Debug)]
pub struct Type {
env: Arc<TraitEnvironment>,