Convert reference to lambda intention introduced #KT-13393 Fixed

idea/testData/intentions/convertReferenceToLambda/.intention

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+org.jetbrains.kotlin.idea.intentions.ConvertReferenceToLambdaIntention

idea/testData/intentions/convertReferenceToLambda/boundReference.kt

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+// IS_APPLICABLE: false
+
+val x = 1
+// Not supported yet
+val y = <caret>x::hashCode

idea/testData/intentions/convertReferenceToLambda/constructor.kt

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+// WITH_RUNTIME
+
+class Person(val name: String)
+
+val x = listOf("Jack", "Tom").map(<caret>::Person)

idea/testData/intentions/convertReferenceToLambda/constructor.kt.after

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+// WITH_RUNTIME
+
+class Person(val name: String)
+
+val x = listOf("Jack", "Tom").map { Person(it) }

idea/testData/intentions/convertReferenceToLambda/conversion.kt

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+// WITH_RUNTIME
+
+val x = listOf("123", "4567").map(<caret>String::toInt)

idea/testData/intentions/convertReferenceToLambda/conversion.kt.after

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+// WITH_RUNTIME
+
+val x = listOf("123", "4567").map { it.toInt() }

idea/testData/intentions/convertReferenceToLambda/extensionProperty.kt

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+val Any.name: String get() = toString()
+
+val converted = <caret>Any::name

idea/testData/intentions/convertReferenceToLambda/extensionProperty.kt.after

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+val Any.name: String get() = toString()
+
+val converted = { any: Any -> any.name }

idea/testData/intentions/convertReferenceToLambda/fqNameForReceiver.kt

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+class Foo {
+    class Bar {
+        fun foo() {}
+    }
+}
+
+class Bar {
+    fun foo() {}
+}
+
+fun use() {
+    val f: (Foo.Bar) -> Unit = <caret>Foo.Bar::foo
+}

idea/testData/intentions/convertReferenceToLambda/fqNameForReceiver.kt.after

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+class Foo {
+    class Bar {
+        fun foo() {}
+    }
+}
+
+class Bar {
+    fun foo() {}
+}
+
+fun use() {
+    val f: (Foo.Bar) -> Unit = { bar: Foo.Bar -> bar.foo() }
+}

idea/testData/intentions/convertReferenceToLambda/inner.kt

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+class Owner {
+    inner class Inner
+
+    val x = <caret>Owner::Inner
+}

idea/testData/intentions/convertReferenceToLambda/inner.kt.after

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+class Owner {
+    inner class Inner
+
+    val x = { owner: Owner -> owner.Inner() }
+}

idea/testData/intentions/convertReferenceToLambda/length.kt

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+// WITH_RUNTIME
+
+val x = listOf("123", "4567").map(<caret>String::length)

idea/testData/intentions/convertReferenceToLambda/length.kt.after

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+// WITH_RUNTIME
+
+val x = listOf("123", "4567").map { it.length }

idea/testData/intentions/convertReferenceToLambda/name.kt

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+class Person(val name: String)
+
+val reader = <caret>Person::name

idea/testData/intentions/convertReferenceToLambda/name.kt.after

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+class Person(val name: String)
+
+val reader = { person: Person -> person.name }

idea/testData/intentions/convertReferenceToLambda/nullable.kt

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+fun Int?.foo() = this?.hashCode() ?: 0
+
+val x = <caret>Int?::foo

idea/testData/intentions/convertReferenceToLambda/nullable.kt.after

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+fun Int?.foo() = this?.hashCode() ?: 0
+
+val x = { i: Int? -> i.foo() }

idea/testData/intentions/convertReferenceToLambda/receiverParameter.kt

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+fun Int.foo(x: Int) = this - x
+
+val x = <caret>Int::foo

idea/testData/intentions/convertReferenceToLambda/receiverParameter.kt.after

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+fun Int.foo(x: Int) = this - x
+
+val x = { i: Int, x: Int -> i.foo(x) }

idea/testData/intentions/convertReferenceToLambda/simple.kt

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+fun foo(y: Int) = y
+
+val x = <caret>::foo

idea/testData/intentions/convertReferenceToLambda/simple.kt.after

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+fun foo(y: Int) = y
+
+val x = { y: Int -> foo(y) }

idea/testData/intentions/convertReferenceToLambda/threeParameters.kt

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+fun foo(x: Int, y: Int, z: Int) = x - y / z
+
+val x = <caret>::foo

idea/testData/intentions/convertReferenceToLambda/threeParameters.kt.after

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+fun foo(x: Int, y: Int, z: Int) = x - y / z
+
+val x = { x: Int, y: Int, z: Int -> foo(x, y, z) }

idea/testData/intentions/convertReferenceToLambda/toString.kt

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+val x = <caret>Int::toString

idea/testData/intentions/convertReferenceToLambda/toString.kt.after

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+val x = { i: Int -> i.toString() }

idea/testData/intentions/convertReferenceToLambda/unwrap.kt

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+// WITH_RUNTIME
+
+class Wrapper<T>(private val x: T) {
+    fun unwrap() = x
+}
+
+val unwrapped = listOf(Wrapper(1), Wrapper("B")).map(<caret>Wrapper<out Any>::unwrap)

idea/testData/intentions/convertReferenceToLambda/unwrap.kt.after

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+// WITH_RUNTIME
+
+class Wrapper<T>(private val x: T) {
+    fun unwrap() = x
+}
+
+val unwrapped = listOf(Wrapper(1), Wrapper("B")).map { it.unwrap() }