1 files changed, 156 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/unnecessary_wraps.stderr b/src/tools/clippy/tests/ui/unnecessary_wraps.stderr
new file mode 100644
index 000000000..a6a0b22cf
--- /dev/null
+++ b/src/tools/clippy/tests/ui/unnecessary_wraps.stderr
@@ -0,0 +1,156 @@
+error: this function's return value is unnecessarily wrapped by `Option`
+  --> $DIR/unnecessary_wraps.rs:8:1
+   |
+LL | / fn func1(a: bool, b: bool) -> Option<i32> {
+LL | |     if a && b {
+LL | |         return Some(42);
+LL | |     }
+...  |
+LL | |     }
+LL | | }
+   | |_^
+   |
+   = note: `-D clippy::unnecessary-wraps` implied by `-D warnings`
+help: remove `Option` from the return type...
+   |
+LL | fn func1(a: bool, b: bool) -> i32 {
+   |                               ~~~
+help: ...and then change returning expressions
+   |
+LL ~         return 42;
+LL |     }
+LL |     if a {
+LL |         Some(-1);
+LL ~         2
+LL |     } else {
+LL ~         return 1337;
+   |
+
+error: this function's return value is unnecessarily wrapped by `Option`
+  --> $DIR/unnecessary_wraps.rs:21:1
+   |
+LL | / fn func2(a: bool, b: bool) -> Option<i32> {
+LL | |     if a && b {
+LL | |         return Some(10);
+LL | |     }
+LL | |     if a { Some(20) } else { Some(30) }
+LL | | }
+   | |_^
+   |
+help: remove `Option` from the return type...
+   |
+LL | fn func2(a: bool, b: bool) -> i32 {
+   |                               ~~~
+help: ...and then change returning expressions
+   |
+LL ~         return 10;
+LL |     }
+LL ~     if a { 20 } else { 30 }
+   |
+
+error: this function's return value is unnecessarily wrapped by `Option`
+  --> $DIR/unnecessary_wraps.rs:39:1
+   |
+LL | / fn func5() -> Option<i32> {
+LL | |     Some(1)
+LL | | }
+   | |_^
+   |
+help: remove `Option` from the return type...
+   |
+LL | fn func5() -> i32 {
+   |               ~~~
+help: ...and then change returning expressions
+   |
+LL |     1
+   |
+
+error: this function's return value is unnecessarily wrapped by `Result`
+  --> $DIR/unnecessary_wraps.rs:49:1
+   |
+LL | / fn func7() -> Result<i32, ()> {
+LL | |     Ok(1)
+LL | | }
+   | |_^
+   |
+help: remove `Result` from the return type...
+   |
+LL | fn func7() -> i32 {
+   |               ~~~
+help: ...and then change returning expressions
+   |
+LL |     1
+   |
+
+error: this function's return value is unnecessarily wrapped by `Option`
+  --> $DIR/unnecessary_wraps.rs:77:5
+   |
+LL | /     fn func12() -> Option<i32> {
+LL | |         Some(1)
+LL | |     }
+   | |_____^
+   |
+help: remove `Option` from the return type...
+   |
+LL |     fn func12() -> i32 {
+   |                    ~~~
+help: ...and then change returning expressions
+   |
+LL |         1
+   |
+
+error: this function's return value is unnecessary
+  --> $DIR/unnecessary_wraps.rs:104:1
+   |
+LL | / fn issue_6640_1(a: bool, b: bool) -> Option<()> {
+LL | |     if a && b {
+LL | |         return Some(());
+LL | |     }
+...  |
+LL | |     }
+LL | | }
+   | |_^
+   |
+help: remove the return type...
+   |
+LL | fn issue_6640_1(a: bool, b: bool) -> Option<()> {
+   |                                      ~~~~~~~~~~
+help: ...and then remove returned values
+   |
+LL ~         return ;
+LL |     }
+LL |     if a {
+LL |         Some(());
+LL ~         
+LL |     } else {
+LL ~         return ;
+   |
+
+error: this function's return value is unnecessary
+  --> $DIR/unnecessary_wraps.rs:117:1
+   |
+LL | / fn issue_6640_2(a: bool, b: bool) -> Result<(), i32> {
+LL | |     if a && b {
+LL | |         return Ok(());
+LL | |     }
+...  |
+LL | |     }
+LL | | }
+   | |_^
+   |
+help: remove the return type...
+   |
+LL | fn issue_6640_2(a: bool, b: bool) -> Result<(), i32> {
+   |                                      ~~~~~~~~~~~~~~~
+help: ...and then remove returned values
+   |
+LL ~         return ;
+LL |     }
+LL |     if a {
+LL ~         
+LL |     } else {
+LL ~         return ;
+   |
+
+error: aborting due to 7 previous errors
+