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@@ -241,6 +241,18 @@ fn main() {
241} 241}
242``` 242```
243 243
244## `change_return_type_to_result`
245
246Change the function's return type to Result.
247
248```rust
249// BEFORE
250fn foo() -> i32┃ { 42i32 }
251
252// AFTER
253fn foo() -> Result<i32, > { Ok(42i32) }
254```
255
244## `change_visibility` 256## `change_visibility`
245 257
246Adds or changes existing visibility specifier. 258Adds or changes existing visibility specifier.