From edf6dec63bf3db4409d6fb5873502b0623d91cd9 Mon Sep 17 00:00:00 2001
From: Anton Bannykh <anton.bannykh@jetbrains.com>
Date: Tue, 24 Dec 2019 21:18:01 +0300
Subject: [PATCH] MultipleCatchesLowering

---
 .../ir/backend/js/lower/MultipleCatchesLowering.kt    | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/MultipleCatchesLowering.kt b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/MultipleCatchesLowering.kt
index 3287984e9bf..85ab403c424 100644
--- a/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/MultipleCatchesLowering.kt
+++ b/compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/lower/MultipleCatchesLowering.kt
@@ -5,13 +5,12 @@
 
 package org.jetbrains.kotlin.ir.backend.js.lower
 
-import org.jetbrains.kotlin.backend.common.FileLoweringPass
+import org.jetbrains.kotlin.backend.common.BodyLoweringPass
 import org.jetbrains.kotlin.ir.IrStatement
 import org.jetbrains.kotlin.ir.backend.js.JsIrBackendContext
 import org.jetbrains.kotlin.ir.backend.js.ir.JsIrBuilder
 import org.jetbrains.kotlin.ir.declarations.IrDeclaration
 import org.jetbrains.kotlin.ir.declarations.IrDeclarationParent
-import org.jetbrains.kotlin.ir.declarations.IrFile
 import org.jetbrains.kotlin.ir.expressions.*
 import org.jetbrains.kotlin.ir.expressions.impl.IrBranchImpl
 import org.jetbrains.kotlin.ir.expressions.impl.IrCatchImpl
@@ -45,12 +44,12 @@ import org.jetbrains.kotlin.ir.visitors.IrElementTransformer
  * finally {}
  */
 
-class MultipleCatchesLowering(private val context: JsIrBackendContext) : FileLoweringPass {
+class MultipleCatchesLowering(private val context: JsIrBackendContext) : BodyLoweringPass {
     private val litTrue get() = JsIrBuilder.buildBoolean(context.irBuiltIns.booleanType, true)
     private val nothingType = context.irBuiltIns.nothingType
 
-    override fun lower(irFile: IrFile) {
-        irFile.transformChildren(object : IrElementTransformer<IrDeclarationParent> {
+    override fun lower(irBody: IrBody, container: IrDeclaration) {
+        irBody.transform(object : IrElementTransformer<IrDeclarationParent> {
 
             override fun visitDeclaration(declaration: IrDeclaration, data: IrDeclarationParent): IrStatement {
                 val parent = (declaration as? IrDeclarationParent) ?: data
@@ -117,6 +116,6 @@ class MultipleCatchesLowering(private val context: JsIrBackendContext) : FileLow
             private fun buildImplicitCast(value: IrExpression, toType: IrType) =
                 JsIrBuilder.buildTypeOperator(toType, IrTypeOperator.IMPLICIT_CAST, value, toType)
 
-        }, irFile)
+        }, container as? IrDeclarationParent ?: container.parent)
     }
 }
\ No newline at end of file