idea/testData/intentions/convertReceiverToParameter/functionExpression.kt - third_party/github/JetBrains/kotlin - Git at Google

 interface T {
     val foo: Int
 }

 val f = fun <caret>T.(): Int {
     return foo
 }
	interface T {
	val foo: Int
	}

	val f = fun <caret>T.(): Int {
	return foo
	}