Convert member to extension: Support members of header/impl classes

#KT-18883 Fixed

idea/testData/multiModuleQuickFix/memberFunToExtensionByHeader/header/header.kt

@@ -0,0 +1,5 @@
+// "Convert member to extension" "true"
+
+header class Foo {
+    fun <caret>foo(n: Int)
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByHeader/header/header.kt.after

@@ -0,0 +1,6 @@
+// "Convert member to extension" "true"
+
+header class Foo {
+}
+
+header fun Foo.foo(n: Int)

idea/testData/multiModuleQuickFix/memberFunToExtensionByHeader/js/js.kt

@@ -0,0 +1,5 @@
+impl class Foo {
+    impl fun foo(n: Int) {
+
+    }
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByHeader/js/js.kt.after

@@ -0,0 +1,6 @@
+impl class Foo {
+}
+
+impl fun Foo.foo(n: Int) {
+
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByHeader/jvm/jvm.kt

@@ -0,0 +1,5 @@
+impl class Foo {
+    impl fun foo(n: Int) {
+
+    }
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByHeader/jvm/jvm.kt.after

@@ -0,0 +1,6 @@
+impl class Foo {
+}
+
+impl fun Foo.foo(n: Int) {
+
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByImpl/header/header.kt

@@ -0,0 +1,3 @@
+header class Foo {
+    fun foo(n: Int)
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByImpl/header/header.kt.after

@@ -0,0 +1,4 @@
+header class Foo {
+}
+
+header fun Foo.foo(n: Int)

idea/testData/multiModuleQuickFix/memberFunToExtensionByImpl/js/js.kt

@@ -0,0 +1,7 @@
+// "Convert member to extension" "true"
+
+impl class Foo {
+    impl fun <caret>foo(n: Int) {
+
+    }
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByImpl/js/js.kt.after

@@ -0,0 +1,8 @@
+// "Convert member to extension" "true"
+
+impl class Foo {
+}
+
+impl fun Foo.foo(n: Int) {
+
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByImpl/jvm/jvm.kt

@@ -0,0 +1,5 @@
+impl class Foo {
+    impl fun foo(n: Int) {
+
+    }
+}

idea/testData/multiModuleQuickFix/memberFunToExtensionByImpl/jvm/jvm.kt.after

@@ -0,0 +1,6 @@
+impl class Foo {
+}
+
+impl fun Foo.foo(n: Int) {
+
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByHeader/header/header.kt

@@ -0,0 +1,5 @@
+// "Convert member to extension" "true"
+
+header class Foo {
+    val <caret>foo: Int
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByHeader/header/header.kt.after

@@ -0,0 +1,6 @@
+// "Convert member to extension" "true"
+
+header class Foo {
+}
+
+header val Foo.foo: Int

idea/testData/multiModuleQuickFix/memberValToExtensionByHeader/js/js.kt

@@ -0,0 +1,3 @@
+impl class Foo {
+    impl val foo get() = 1
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByHeader/js/js.kt.after

@@ -0,0 +1,4 @@
+impl class Foo {
+}
+
+impl val Foo.foo get() = 1

idea/testData/multiModuleQuickFix/memberValToExtensionByHeader/jvm/jvm.kt

@@ -0,0 +1,3 @@
+impl class Foo {
+    impl val foo get() = 2
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByHeader/jvm/jvm.kt.after

@@ -0,0 +1,4 @@
+impl class Foo {
+}
+
+impl val Foo.foo get() = 2

idea/testData/multiModuleQuickFix/memberValToExtensionByHeaderWithInapplicableImpl/header/header.kt

@@ -0,0 +1,9 @@
+// "Convert member to extension" "false"
+// ACTION: Convert property to function
+// ACTION: Introduce backing property
+// ACTION: Move to companion object
+// ACTION: Move to constructor
+
+header class Foo {
+    val <caret>foo: Int
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByHeaderWithInapplicableImpl/js/js.kt

@@ -0,0 +1,3 @@
+impl class Foo {
+    impl val foo = 1
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByHeaderWithInapplicableImpl/jvm/jvm.kt

@@ -0,0 +1,3 @@
+impl class Foo {
+    impl val foo get() = 2
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByImpl/header/header.kt

@@ -0,0 +1,3 @@
+header class Foo {
+    val foo: Int
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByImpl/header/header.kt.after

@@ -0,0 +1,4 @@
+header class Foo {
+}
+
+header val Foo.foo: Int

idea/testData/multiModuleQuickFix/memberValToExtensionByImpl/js/js.kt

@@ -0,0 +1,5 @@
+// "Convert member to extension" "true"
+
+impl class Foo {
+    impl val <caret>foo get() = 1
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByImpl/js/js.kt.after

@@ -0,0 +1,6 @@
+// "Convert member to extension" "true"
+
+impl class Foo {
+}
+
+impl val Foo.foo get() = 1

idea/testData/multiModuleQuickFix/memberValToExtensionByImpl/jvm/jvm.kt

@@ -0,0 +1,3 @@
+impl class Foo {
+    impl val foo get() = 2
+}

idea/testData/multiModuleQuickFix/memberValToExtensionByImpl/jvm/jvm.kt.after

@@ -0,0 +1,4 @@
+impl class Foo {
+}
+
+impl val Foo.foo get() = 2