Updated CSM sources for template generation instead of source sets matching (#372)

(cherry picked from commit debbff2)

Author: Mr3zee

compiler-plugin/compiler-plugin-backend/src/main/core/kotlinx/rpc/codegen/VersionSpecificApi.kt renamed to compiler-plugin/compiler-plugin-backend/src/main/kotlin/kotlinx/rpc/codegen/VersionSpecificApi.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2024 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
+ * Copyright 2023-2025 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
  */
 
 @file:Suppress("FunctionName")
@@ -44,17 +44,10 @@ interface VersionSpecificApi {
         origin: IrDeclarationOrigin = this.origin,
     ): IrValueParameter
 
-    fun IrSimpleFunction.addExtensionReceiverVS(
-        type: IrType,
-        origin: IrDeclarationOrigin = IrDeclarationOrigin.DEFINED,
-    ): IrValueParameter
-
     var IrFieldBuilder.isFinalVS: Boolean
 
     var IrCall.originVS: IrStatementOrigin?
 
-    var IrConstructor.isPrimaryVS: Boolean
-
     val IrConstructor.parametersVS: List<IrValueParameter>
 
     val IrConstructorCall.argumentsVS: List<IrExpression?>
@@ -91,7 +84,6 @@ interface VersionSpecificApi {
     ): IrConstructorCallImpl
 
     fun IrFunction.valueParametersVS(): List<IrValueParameter>
-    val IrFunction.extensionReceiverParameterVS: IrValueParameter?
     var IrFunction.dispatchReceiverParameterVS: IrValueParameter?
 
     fun IrMemberAccessExpressionData.buildFor(access: IrMemberAccessExpression<*>)

compiler-plugin/compiler-plugin-backend/src/main/core/kotlinx/rpc/codegen/extension/IrMemberAccessExpressionBuilder.kt renamed to compiler-plugin/compiler-plugin-backend/src/main/kotlin/kotlinx/rpc/codegen/extension/IrMemberAccessExpressionBuilder.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2024 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
+ * Copyright 2023-2025 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
  */
 
 package kotlinx.rpc.codegen.extension
@@ -19,7 +19,6 @@ import org.jetbrains.kotlin.ir.types.SimpleTypeNullability
 import org.jetbrains.kotlin.ir.types.impl.IrSimpleTypeImpl
 import org.jetbrains.kotlin.ir.types.impl.makeTypeProjection
 import org.jetbrains.kotlin.ir.util.dump
-import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.types.Variance
 import java.util.*
 
@@ -76,16 +75,10 @@ inline fun IrProperty.addBackingFieldUtil(builder: IrFieldBuilder.() -> Unit = {
     }
 }
 
-// originally appeared as 'NameUtils.propertyDelegateName'
-fun propertyDelegateName(propertyName: Name): Name {
-    return Name.identifier("${propertyName.asString()}\$delegate")
-}
-
 inline fun <T, R> Collection<T>.memoryOptimizedMap(transform: (T) -> R): List<R> {
     return mapTo(ArrayList<R>(size), transform).compactIfPossible()
 }
 
-
 inline fun <T, R> Collection<T>.memoryOptimizedMapIndexed(transform: (index: Int, T) -> R): List<R> {
     return mapIndexedTo(ArrayList<R>(size), transform).compactIfPossible()
 }

compiler-plugin/compiler-plugin-backend/src/main/core/kotlinx/rpc/codegen/extension/IrUtils.kt renamed to compiler-plugin/compiler-plugin-backend/src/main/kotlin/kotlinx/rpc/codegen/extension/IrUtils.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2024 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
+ * Copyright 2023-2025 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
  */
 
 package kotlinx.rpc.codegen.extension

compiler-plugin/compiler-plugin-backend/src/main/core/kotlinx/rpc/codegen/extension/RpcDeclarationScanner.kt renamed to compiler-plugin/compiler-plugin-backend/src/main/kotlin/kotlinx/rpc/codegen/extension/RpcDeclarationScanner.kt

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023-2024 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
+ * Copyright 2023-2025 JetBrains s.r.o and contributors. Use of this source code is governed by the Apache 2.0 license.
  */
 
 package kotlinx.rpc.codegen.extension