[IR] Autogenerate IrExternalPackageFragmentImpl

#KT-65773 In Progress

compiler/ir/ir.tree/gen/org/jetbrains/kotlin/ir/declarations/impl/IrExternalPackageFragmentImpl.kt

@@ -3,6 +3,11 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
+// This file was generated automatically. See compiler/ir/ir.tree/tree-generator/ReadMe.md.
+// DO NOT MODIFY IT MANUALLY.
+
+@file:Suppress("DuplicatedCode")
+
 package org.jetbrains.kotlin.ir.declarations.impl
 
 import org.jetbrains.kotlin.descriptors.ModuleDescriptor
@@ -23,22 +28,19 @@ class IrExternalPackageFragmentImpl(
     override val endOffset: Int
         get() = UNDEFINED_OFFSET
 
-    init {
-        symbol.bind(this)
-    }
-
     @UnsafeDuringIrConstructionAPI
     override val declarations: MutableList<IrDeclaration> = ArrayList()
 
     companion object {
         @Deprecated(
             message = "Use org.jetbrains.kotlin.ir.declarations.createEmptyExternalPackageFragment instead",
-            replaceWith = ReplaceWith(
-                "createEmptyExternalPackageFragment",
-                "org.jetbrains.kotlin.ir.declarations.createEmptyExternalPackageFragment"
-            )
+            replaceWith = ReplaceWith("createEmptyExternalPackageFragment", "org.jetbrains.kotlin.ir.declarations.createEmptyExternalPackageFragment")
         )
         fun createEmptyExternalPackageFragment(module: ModuleDescriptor, fqName: FqName): IrExternalPackageFragment =
             org.jetbrains.kotlin.ir.declarations.createEmptyExternalPackageFragment(module, fqName)
     }
+
+    init {
+        symbol.bind(this)
+    }
 }

compiler/ir/ir.tree/tree-generator/src/org/jetbrains/kotlin/ir/generator/ImplementationConfigurator.kt

@@ -103,9 +103,8 @@ object ImplementationConfigurator : AbstractIrTreeImplementationConfigurator() {
 
         impl(moduleFragment) {
             implementation.putImplementationOptInInConstructor = false
-            additionalImports(ArbitraryImportable(Packages.tree, "UNDEFINED_OFFSET"))
-            default("startOffset", "UNDEFINED_OFFSET", withGetter = true)
-            default("endOffset", "UNDEFINED_OFFSET", withGetter = true)
+            default("startOffset", undefinedOffset(), withGetter = true)
+            default("endOffset", undefinedOffset(), withGetter = true)
             default("name", "descriptor.name", withGetter = true)
         }
 
@@ -120,7 +119,29 @@ object ImplementationConfigurator : AbstractIrTreeImplementationConfigurator() {
         }
 
         impl(externalPackageFragment) {
-            implementation.doPrint = false
+            implementation.putImplementationOptInInConstructor = false
+            implementation.constructorParameterOrderOverride = listOf("symbol", "packageFqName")
+            additionalImports(
+                ArbitraryImportable(Packages.descriptors, "ModuleDescriptor"),
+            )
+            default("startOffset", undefinedOffset(), withGetter = true)
+            default("endOffset", undefinedOffset(), withGetter = true)
+            implementation.generationCallback = {
+                println()
+                print()
+                println(
+                    """
+                    companion object {
+                        @Deprecated(
+                            message = "Use org.jetbrains.kotlin.ir.declarations.createEmptyExternalPackageFragment instead",
+                            replaceWith = ReplaceWith("createEmptyExternalPackageFragment", "org.jetbrains.kotlin.ir.declarations.createEmptyExternalPackageFragment")
+                        )
+                        fun createEmptyExternalPackageFragment(module: ModuleDescriptor, fqName: FqName): IrExternalPackageFragment =
+                            org.jetbrains.kotlin.ir.declarations.createEmptyExternalPackageFragment(module, fqName)
+                    }
+                    """.replaceIndent(currentIndent)
+                )
+            }
         }
 
         impl(file) {

compiler/ir/ir.tree/tree-generator/src/org/jetbrains/kotlin/ir/generator/config/AbstractIrTreeImplementationConfigurator.kt

@@ -1,15 +1,22 @@
 /*
- * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Copyright 2010-2024 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * 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.ir.generator.config
 
+import org.jetbrains.kotlin.generators.tree.ArbitraryImportable
 import org.jetbrains.kotlin.generators.tree.config.AbstractImplementationConfigurator
+import org.jetbrains.kotlin.ir.generator.Packages
 import org.jetbrains.kotlin.ir.generator.model.Element
 import org.jetbrains.kotlin.ir.generator.model.Field
 import org.jetbrains.kotlin.ir.generator.model.Implementation
 
 abstract class AbstractIrTreeImplementationConfigurator : AbstractImplementationConfigurator<Implementation, Element, Field>() {
     override fun createImplementation(element: Element, name: String?) = Implementation(element, name)
+
+    protected fun ImplementationContext.undefinedOffset(): String =
+        "UNDEFINED_OFFSET".also {
+            additionalImports(ArbitraryImportable(Packages.tree, it))
+        }
 }