[IR] Autogenerate IrExternalPackageFragmentImpl

#KT-65773 In Progress

core/util.runtime/src/org/jetbrains/kotlin/utils/IndentingPrinter.kt

@@ -1,5 +1,5 @@
 /*
- * 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.
  */
 
@@ -9,6 +9,10 @@ package org.jetbrains.kotlin.utils
  * A printer that is suitable for printing text with indentation.
  */
 interface IndentingPrinter {
+    /**
+     * The current indentation.
+     */
+    val currentIndent: String
 
     /**
      * The current indentation level. Basically, this is the number of [pushIndent] calls that don't yet have a matching [popIndent] call.

core/util.runtime/src/org/jetbrains/kotlin/utils/Printer.kt

@@ -1,17 +1,6 @@
 /*
- * Copyright 2010-2015 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * 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.utils
 
@@ -24,8 +13,10 @@ open class Printer private constructor(
     private val out: Appendable,
     private val maxBlankLines: Int,
     private val indentUnit: String,
-    private var indent: String
+    indent: String,
 ) : IndentingPrinter {
+    final override var currentIndent = indent
+        private set
     private var blankLineCountIncludingCurrent = 0
     private var withholdIndentOnce = false
     private var length = 0
@@ -40,7 +31,7 @@ open class Printer private constructor(
         indent = "",
     )
 
-    constructor(out: Appendable, parent: Printer) : this(out, parent.maxBlankLines, parent.indentUnit, parent.indent)
+    constructor(out: Appendable, parent: Printer) : this(out, parent.maxBlankLines, parent.indentUnit, parent.currentIndent)
 
     private fun append(o: Any?) {
         try {
@@ -76,7 +67,7 @@ open class Printer private constructor(
     }
 
     fun printIndent() {
-        append(indent)
+        append(currentIndent)
     }
 
     fun printWithNoIndent(vararg objects: Any?): Printer {
@@ -99,13 +90,13 @@ open class Printer private constructor(
     }
 
     override fun pushIndent(): Printer {
-        indent += indentUnit
+        currentIndent += indentUnit
         return this
     }
 
     override fun popIndent(): Printer {
-        check(indent.length >= indentUnit.length) { "No indentation to pop" }
-        indent = indent.substring(indentUnit.length)
+        check(currentIndent.length >= indentUnit.length) { "No indentation to pop" }
+        currentIndent = currentIndent.substring(indentUnit.length)
         return this
     }
 
@@ -138,14 +129,14 @@ open class Printer private constructor(
     }
 
     override val currentIndentLengthInUnits: Int
-        get() = indent.length / indentUnit.length
+        get() = currentIndent.length / indentUnit.length
 
     override val indentUnitLength: Int
         get() = indentUnit.length
 
     companion object {
         private const val DEFAULT_INDENTATION_UNIT = "    "
-        const val TWO_SPACE_INDENT = "  ";
+        const val TWO_SPACE_INDENT = "  "
 
         @JvmField
         val LINE_SEPARATOR: String = System.getProperty("line.separator")