Avoid a clone

ndmitchell · facebook-github-bot · commit ad39a594a810 · 2025-05-27T10:39:30.000-07:00
Reviewed By: yangdanny97

Differential Revision: D75456357

fbshipit-source-id: 9dc4de482255c5ab7a0164525e2a0805eef022a7
diff --git a/pyrefly/lib/alt/narrow.rs b/pyrefly/lib/alt/narrow.rs
@@ -380,8 +380,8 @@ impl<'a, Ans: LookupAnswer> AnswersSolver<'a, Ans> {
                         None,
                         None,
                     );
-                    if let Type::TypeGuard(box t) = ret {
-                        return t.clone();
+                    if let Type::TypeGuard(t) = ret {
+                        return *t;
                     }
                 }
                 ty.clone()

Original file line number	Diff line number	Diff line change
`@@ -380,8 +380,8 @@ impl<'a, Ans: LookupAnswer> AnswersSolver<'a, Ans> {`
`380`	`380`	`None,`
`381`	`381`	`None,`
`382`	`382`	`);`
`383`		`- if let Type::TypeGuard(box t) = ret {`
`384`		`- return t.clone();`
	`383`	`+ if let Type::TypeGuard(t) = ret {`
	`384`	`+ return *t;`
`385`	`385`	`}`
`386`	`386`	`}`
`387`	`387`	`ty.clone()`