FIR checker: report uninitialized member/extension properties

compiler/testData/diagnostics/tests/multiplatform/headerClass/nestedClasses.fir.kt

@@ -0,0 +1,69 @@
+// !LANGUAGE: +MultiPlatformProjects
+// !DIAGNOSTICS: -UNUSED_PARAMETER
+// MODULE: m1-common
+// FILE: common.kt
+import kotlin.reflect.KProperty
+
+fun <T> lazy(initializer: () -> T): Lazy<T> = <!UNRESOLVED_REFERENCE!>TODO<!>()
+interface Lazy<out T> {
+    operator fun getValue(thisRef: Any?, property: KProperty<*>): T = <!UNRESOLVED_REFERENCE!>TODO<!>()
+}
+
+expect class OuterClass {
+    class NestedClass {
+        class DeepNested {
+            class Another {
+                fun f(s: String)
+                val p: Int
+                val c: Int = <!EXPECTED_PROPERTY_INITIALIZER!>1<!>
+                val a: Int by <!EXPECTED_DELEGATED_PROPERTY!>lazy { 1 }<!>
+            }
+        }
+    }
+
+    inner class InnerClass {
+        fun f(x: Int)
+        val p: String
+    }
+
+    companion object
+}
+
+expect class OuterClassWithNamedCompanion {
+    companion object Factory
+}
+
+expect object OuterObject {
+    object NestedObject
+}
+
+// MODULE: m2-jvm(m1-common)
+// FILE: jvm.kt
+
+actual class OuterClass {
+    actual class NestedClass {
+        actual class DeepNested {
+            actual class Another {
+                actual fun f(s: String) {}
+                actual val p: Int = 42
+                actual val c: Int = 2
+                actual val a: Int = 3
+            }
+        }
+    }
+
+    actual inner class InnerClass {
+        actual fun f(x: Int) {}
+        actual val p: String = ""
+    }
+
+    actual companion object
+}
+
+actual class OuterClassWithNamedCompanion {
+    actual companion object Factory
+}
+
+actual object OuterObject {
+    actual object NestedObject
+}

compiler/testData/diagnostics/tests/multiplatform/headerClass/nestedClasses.kt

@@ -1,7 +1,13 @@
-// FIR_IDENTICAL
 // !LANGUAGE: +MultiPlatformProjects
+// !DIAGNOSTICS: -UNUSED_PARAMETER
 // MODULE: m1-common
 // FILE: common.kt
+import kotlin.reflect.KProperty
+
+fun <T> lazy(initializer: () -> T): Lazy<T> = <!UNRESOLVED_REFERENCE!>TODO<!>()
+interface Lazy<out T> {
+    operator fun getValue(thisRef: Any?, property: KProperty<*>): T = <!UNRESOLVED_REFERENCE!>TODO<!>()
+}
 
 expect class OuterClass {
     class NestedClass {
@@ -9,6 +15,8 @@ expect class OuterClass {
             class Another {
                 fun f(s: String)
                 val p: Int
+                val c: Int = <!EXPECTED_PROPERTY_INITIALIZER, EXPECTED_PROPERTY_INITIALIZER{JVM}!>1<!>
+                val a: Int <!EXPECTED_DELEGATED_PROPERTY, EXPECTED_DELEGATED_PROPERTY{JVM}!>by lazy { 1 }<!>
             }
         }
     }
@@ -38,6 +46,8 @@ actual class OuterClass {
             actual class Another {
                 actual fun f(s: String) {}
                 actual val p: Int = 42
+                actual val c: Int = 2
+                actual val a: Int = 3
             }
         }
     }

compiler/testData/diagnostics/tests/multiplatform/headerClass/nestedClasses.txt

@@ -1,6 +1,15 @@
 // -- Module: <m1-common> --
 package
 
+public fun </*0*/ T> lazy(/*0*/ initializer: () -> T): Lazy<T>
+
+public interface Lazy</*0*/ out T> {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open operator fun getValue(/*0*/ thisRef: kotlin.Any?, /*1*/ property: kotlin.reflect.KProperty<*>): T
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
 public final expect class OuterClass {
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
@@ -31,6 +40,8 @@ public final expect class OuterClass {
             public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
 
             public final expect class Another {
+                public expect final val a: kotlin.Int
+                public expect final val c: kotlin.Int = 1
                 public expect final val p: kotlin.Int
                 public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
                 public final expect fun f(/*0*/ s: kotlin.String): kotlin.Unit
@@ -68,6 +79,15 @@ public expect object OuterObject {
 // -- Module: <m2-jvm> --
 package
 
+public fun </*0*/ T> lazy(/*0*/ initializer: () -> T): Lazy<T>
+
+public interface Lazy</*0*/ out T> {
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open operator fun getValue(/*0*/ thisRef: kotlin.Any?, /*1*/ property: kotlin.reflect.KProperty<*>): T
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
 public final actual class OuterClass {
     public constructor OuterClass()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
@@ -104,6 +124,8 @@ public final actual class OuterClass {
 
             public final actual class Another {
                 public constructor Another()
+                public actual final val a: kotlin.Int = 3
+                public actual final val c: kotlin.Int = 2
                 public actual final val p: kotlin.Int = 42
                 public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
                 public final actual fun f(/*0*/ s: kotlin.String): kotlin.Unit