Line marker tests for header <----> impl

idea/testData/multiModuleLineMarker/fromClassToAlias/header/header.kt

@@ -0,0 +1,4 @@
+header class <lineMarker>Header</lineMarker> {
+
+}
+

idea/testData/multiModuleLineMarker/fromClassToAlias/jvm/jvm.kt

@@ -0,0 +1,2 @@
+impl typealias <lineMarker>Header</lineMarker> = String
+

idea/testData/multiModuleLineMarker/fromCommonToJvmHeader/header/header.kt

@@ -0,0 +1,7 @@
+header class <lineMarker>Header</lineMarker> {
+    fun foo(): Int
+}
+
+header fun <lineMarker>foo</lineMarker>(arg: Int): String
+
+header val <lineMarker>flag</lineMarker>: Boolean

idea/testData/multiModuleLineMarker/fromCommonToJvmHeader/jvm/jvm.kt

@@ -0,0 +1,11 @@
+// !CHECK_HIGHLIGHTING
+
+impl class Header {
+    impl fun foo() = 42
+}
+
+impl fun foo(arg: Int) = arg.toString()
+
+impl val flag = true
+
+

idea/testData/multiModuleLineMarker/fromCommonToJvmImpl/header/header.kt

@@ -0,0 +1,9 @@
+// !CHECK_HIGHLIGHTING
+
+header class Header {
+    fun foo(): Int
+}
+
+header fun foo(arg: Int): String
+
+header val flag: Boolean

idea/testData/multiModuleLineMarker/fromCommonToJvmImpl/jvm/jvm.kt

@@ -0,0 +1,9 @@
+impl class <lineMarker>Header</lineMarker> {
+    impl fun foo() = 42
+}
+
+impl fun <lineMarker>foo</lineMarker>(arg: Int) = arg.toString()
+
+impl val <lineMarker>flag</lineMarker> = true
+
+