Resolve constructors declared in traits and objects

It prevents exceptions and produces less red code

 #EA-68667 Fixed

compiler/testData/diagnostics/tests/ObjectWithConstructor.kt

@@ -0,0 +1,24 @@
+object A1<!CONSTRUCTOR_IN_OBJECT!>()<!> {
+    <!CONSTRUCTOR_IN_OBJECT!>constructor(x: Int = <!TYPE_MISMATCH!>""<!>, y: Int)<!> : this() {
+        x + y
+    }
+}
+
+object A2 public <!CONSTRUCTOR_IN_OBJECT!>constructor(private val prop: Int)<!> {
+    <!CONSTRUCTOR_IN_OBJECT!>constructor(x: Int = <!TYPE_MISMATCH!>""<!>, y: Int)<!> : this(x * y) {
+        x + y
+    }
+}
+
+val x = object <!CONSTRUCTOR_IN_OBJECT!>(val prop: Int)<!> {
+    <!CONSTRUCTOR_IN_OBJECT!>constructor()<!> : this(1) {
+        val x = 1
+        x * x
+    }
+}
+
+class A3 {
+    companion object B<!CONSTRUCTOR_IN_OBJECT!>(val prop: Int)<!> {
+        <!CONSTRUCTOR_IN_OBJECT!>public constructor()<!> : this(2)
+    }
+}

compiler/testData/diagnostics/tests/ObjectWithConstructor.txt

@@ -0,0 +1,36 @@
+package
+
+internal val x: kotlin.Any
+
+internal object A1 {
+    private constructor A1()
+    private constructor A1(/*0*/ x: kotlin.Int = ..., /*1*/ y: kotlin.Int)
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+internal object A2 {
+    public constructor A2(/*0*/ prop: kotlin.Int)
+    private constructor A2(/*0*/ x: kotlin.Int = ..., /*1*/ y: kotlin.Int)
+    private final val prop: kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+internal final class A3 {
+    public constructor A3()
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+
+    internal companion object B {
+        public constructor B()
+        private constructor B(/*0*/ prop: kotlin.Int)
+        internal final val prop: kotlin.Int
+        public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+        public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+        public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+    }
+}

compiler/testData/diagnostics/tests/SupertypeListChecks.txt

@@ -83,6 +83,7 @@ internal interface T2</*0*/ T> {
 }
 
 internal interface Test {
+    public constructor Test()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String

compiler/testData/diagnostics/tests/TraitWithConstructor.kt

@@ -1,14 +1,16 @@
+// !DIAGNOSTICS: -MISSING_CONSTRUCTOR_KEYWORD
+
 class C(val a: String) {}
 
 interface T1<!CONSTRUCTOR_IN_TRAIT!>(val x: String)<!> {}
 
-interface T2<!CONSTRUCTOR_IN_TRAIT!>()<!> {}
+interface T2 <!CONSTRUCTOR_IN_TRAIT!>constructor()<!> {}
 
 interface T3 private <!CONSTRUCTOR_IN_TRAIT!>constructor(<!UNUSED_PARAMETER!>a<!>: Int)<!> {}
 
 interface T4 {
-    <!CONSTRUCTOR_IN_TRAIT!>constructor(a: <!DEBUG_INFO_MISSING_UNRESOLVED!>Int<!>)<!> {
-        val b: <!DEBUG_INFO_MISSING_UNRESOLVED!>Int<!> = 1
+    <!CONSTRUCTOR_IN_TRAIT!>constructor(<!UNUSED_PARAMETER!>a<!>: Int)<!> {
+        val <!UNUSED_VARIABLE!>b<!>: Int = 1
     }
 }
 

compiler/testData/diagnostics/tests/TraitWithConstructor.txt

@@ -17,6 +17,7 @@ internal interface T1 {
 }
 
 internal interface T2 {
+    public constructor T2()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
@@ -30,18 +31,21 @@ internal interface T3 {
 }
 
 internal interface T4 {
+    public constructor T4(/*0*/ a: kotlin.Int)
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
 }
 
 internal interface T5 : T4 {
+    private constructor T5()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
 }
 
 internal interface T6 : T5 {
+    private constructor T6()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String

compiler/testData/diagnostics/tests/secondaryConstructors/constructorInObject.txt

@@ -3,6 +3,7 @@ package
 internal val anonObject: kotlin.Any
 
 internal object A {
+    private constructor A()
     private constructor A()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
@@ -11,6 +12,7 @@ internal object A {
 
 internal final enum class B : kotlin.Enum<B> {
     public enum entry X : B {
+        private constructor X()
         private constructor X()
         public final override /*1*/ /*fake_override*/ fun compareTo(/*0*/ other: B): kotlin.Int
         public final override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
@@ -40,6 +42,7 @@ internal final class C {
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
 
     internal companion object Companion {
+        private constructor Companion()
         private constructor Companion()
         public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
         public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int

compiler/testData/diagnostics/tests/secondaryConstructors/constructorInTrait.txt

@@ -1,6 +1,7 @@
 package
 
 internal interface A {
+    public constructor A()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String

compiler/testData/diagnostics/tests/traitWithRequired/traitSupertypeList.kt

@@ -6,5 +6,5 @@ interface Foo<!CONSTRUCTOR_IN_TRAIT!>()<!> : <!TRAIT_WITH_SUPERCLASS!>bar<!><!SU
 interface Foo2 : <!TRAIT_WITH_SUPERCLASS!>bar<!>, Foo {
 }
 
-open class Foo1() : bar(), <!SUPERTYPE_NOT_INITIALIZED, MANY_CLASSES_IN_SUPERTYPE_LIST, SUPERTYPE_APPEARS_TWICE!>bar<!>, Foo, <!SUPERTYPE_APPEARS_TWICE!>Foo<!><!NO_CONSTRUCTOR!>()<!> {}
+open class Foo1() : bar(), <!SUPERTYPE_NOT_INITIALIZED, MANY_CLASSES_IN_SUPERTYPE_LIST, SUPERTYPE_APPEARS_TWICE!>bar<!>, Foo, <!SUPERTYPE_APPEARS_TWICE!>Foo<!>() {}
 open class Foo12 : bar(), <!SUPERTYPE_NOT_INITIALIZED, MANY_CLASSES_IN_SUPERTYPE_LIST, SUPERTYPE_APPEARS_TWICE!>bar<!> {}

compiler/testData/diagnostics/tests/traitWithRequired/traitSupertypeList.txt

@@ -1,6 +1,7 @@
 package
 
 internal interface Foo : bar, bar, bar {
+    public constructor Foo()
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String