FIR: Introduce new kotlin types aka 'cones' #KT-24063 Fixed

compiler/fir/cones/src/org/jetbrains/kotlin/fir/UnambiguousFqName.kt

@@ -0,0 +1,22 @@
+
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.fir
+
+import org.jetbrains.kotlin.name.FqName
+import org.jetbrains.kotlin.name.FqNameUnsafe
+
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+data class UnambiguousFqName(val packageFqName: FqNameUnsafe, val classFqName: FqName) {
+
+    override fun toString(): String {
+        return packageFqName.asString() + "/" + classFqName.asString()
+    }
+}

compiler/fir/cones/src/org/jetbrains/kotlin/fir/types/ConeKotlinType.kt

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.fir.types
+
+import org.jetbrains.kotlin.fir.UnambiguousFqName
+
+sealed class ConeKotlinTypeProjection(val kind: ProjectionKind)
+
+enum class ProjectionKind {
+    STAR, IN, OUT, INVARIANT
+}
+
+
+object StarProjection : ConeKotlinTypeProjection(ProjectionKind.STAR)
+
+abstract class ConeKotlinTypeProjectionIn : ConeKotlinTypeProjection(ProjectionKind.IN) {
+    abstract val type: ConeKotlinType
+}
+
+abstract class ConeKotlinTypeProjectionOut : ConeKotlinTypeProjection(ProjectionKind.OUT) {
+    abstract val type: ConeKotlinType
+}
+
+abstract class ConeKotlinType : ConeKotlinTypeProjection(ProjectionKind.INVARIANT) {
+    abstract val typeArguments: List<ConeKotlinTypeProjection>
+}
+
+abstract class ConeClassType : ConeKotlinType() {
+    abstract val fqName: UnambiguousFqName
+}

compiler/fir/cones/src/org/jetbrains/kotlin/fir/types/impl/Impl.kt

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.fir.types.impl
+
+import org.jetbrains.kotlin.fir.UnambiguousFqName
+import org.jetbrains.kotlin.fir.types.*
+
+class ConeClassTypeImpl(
+    override val fqName: UnambiguousFqName,
+    override val typeArguments: List<ConeKotlinTypeProjection>
+) : ConeClassType()
+
+class NewKotlinTypeProjectionInImpl(override val type: ConeKotlinType) : ConeKotlinTypeProjectionIn()
+
+class ConeKotlinTypeProjectionOutImpl(override val type: ConeKotlinType) : ConeKotlinTypeProjectionOut()
+
+class ConeKotlinErrorType(val reason: String) : ConeKotlinType() {
+    override val typeArguments: List<ConeKotlinTypeProjection>
+        get() = emptyList()
+
+    override fun toString(): String {
+        return "<ERROR TYPE: $reason>"
+    }
+}