// "Implement as constructor parameters" "false"
// ACTION: Create test
// ACTION: Implement members
// ACTION: Make 'A' abstract
// ACTION: Make internal
// ACTION: Make private
// ACTION: Move 'A' to separate file
// ERROR: Class 'A' must be declared abstract or implement abstract member public abstract fun foo(): Int defined in I
interface I {
    fun foo(): Int
}

<caret>class A : I