diff --git a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/DebuggerSteppingHelper.java b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/DebuggerSteppingHelper.java
index 28fee4e4ffa..ab08587c2f4 100644
--- a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/DebuggerSteppingHelper.java
+++ b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/DebuggerSteppingHelper.java
@@ -58,7 +58,7 @@ public class DebuggerSteppingHelper {
                 try {
                     StackFrameProxyImpl frameProxy = suspendContext.getFrameProxy();
                     if (frameProxy != null) {
-                        Action action = KotlinSteppingCommandProviderKt
+                        KotlinStepAction action = KotlinSteppingCommandProviderKt
                                 .getStepOverAction(frameProxy.location(), kotlinSourcePosition, frameProxy);
 
                         createStepRequest(
@@ -112,7 +112,7 @@ public class DebuggerSteppingHelper {
                 try {
                     StackFrameProxyImpl frameProxy = suspendContext.getFrameProxy();
                     if (frameProxy != null) {
-                        Action action = KotlinSteppingCommandProviderKt.getStepOutAction(
+                        KotlinStepAction action = KotlinSteppingCommandProviderKt.getStepOutAction(
                                 frameProxy.location(),
                                 suspendContext,
                                 inlineFunctions,
diff --git a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinStepAction.kt b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinStepAction.kt
new file mode 100644
index 00000000000..efafb8d148c
--- /dev/null
+++ b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinStepAction.kt
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2010-2019 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.idea.debugger.stepping
+
+import com.intellij.debugger.engine.DebugProcessImpl
+import com.intellij.debugger.engine.SuspendContextImpl
+import com.intellij.xdebugger.impl.XSourcePositionImpl
+import org.jetbrains.kotlin.idea.debugger.stepping.filter.KotlinStepOverInlineFilter
+import org.jetbrains.kotlin.idea.debugger.stepping.filter.StepOverFilterData
+import org.jetbrains.kotlin.idea.util.application.runReadAction
+
+sealed class KotlinStepAction(
+    val position: XSourcePositionImpl? = null,
+    val stepOverInlineData: StepOverFilterData? = null
+) {
+    class StepOver : KotlinStepAction() {
+        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) =
+            debugProcess.createStepOverCommand(suspendContext, ignoreBreakpoints).contextAction(suspendContext)
+    }
+
+    class StepOut : KotlinStepAction() {
+        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) =
+            debugProcess.createStepOutCommand(suspendContext).contextAction(suspendContext)
+    }
+
+    class RunToCursor(position: XSourcePositionImpl) : KotlinStepAction(position) {
+        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) {
+            return runReadAction {
+                debugProcess.createRunToCursorCommand(suspendContext, position!!, ignoreBreakpoints)
+            }.contextAction(suspendContext)
+        }
+    }
+
+    class StepOverInlined(stepOverInlineData: StepOverFilterData) : KotlinStepAction(stepOverInlineData = stepOverInlineData) {
+        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) {
+            return KotlinStepActionFactory(debugProcess).createKotlinStepOverInlineAction(
+                KotlinStepOverInlineFilter(debugProcess.project, stepOverInlineData!!)
+            ).contextAction(suspendContext)
+        }
+    }
+
+    abstract fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean)
+}
\ No newline at end of file
diff --git a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinSteppingCommandProvider.kt b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinSteppingCommandProvider.kt
index cb5a65e1ab8..da1f5c9991b 100644
--- a/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinSteppingCommandProvider.kt
+++ b/idea/jvm-debugger/jvm-debugger-core/src/org/jetbrains/kotlin/idea/debugger/stepping/KotlinSteppingCommandProvider.kt
@@ -235,44 +235,11 @@ private fun findCallsOnPosition(sourcePosition: SourcePosition, filter: (KtCallE
     }
 }
 
-sealed class Action(
-    val position: XSourcePositionImpl? = null,
-    val stepOverInlineData: StepOverFilterData? = null
-) {
-    class StepOver : Action() {
-        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) =
-            debugProcess.createStepOverCommand(suspendContext, ignoreBreakpoints).contextAction(suspendContext)
-    }
-
-    class StepOut : Action() {
-        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) =
-            debugProcess.createStepOutCommand(suspendContext).contextAction(suspendContext)
-    }
-
-    class RunToCursor(position: XSourcePositionImpl) : Action(position) {
-        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) {
-            return runReadAction {
-                debugProcess.createRunToCursorCommand(suspendContext, position!!, ignoreBreakpoints)
-            }.contextAction(suspendContext)
-        }
-    }
-
-    class StepOverInlined(stepOverInlineData: StepOverFilterData) : Action(stepOverInlineData = stepOverInlineData) {
-        override fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean) {
-            return KotlinStepActionFactory(debugProcess).createKotlinStepOverInlineAction(
-                KotlinStepOverInlineFilter(debugProcess.project, stepOverInlineData!!)
-            ).contextAction(suspendContext)
-        }
-    }
-
-    abstract fun apply(debugProcess: DebugProcessImpl, suspendContext: SuspendContextImpl, ignoreBreakpoints: Boolean)
-}
-
 interface KotlinMethodFilter : MethodFilter {
     fun locationMatches(context: SuspendContextImpl, location: Location): Boolean
 }
 
-fun getStepOverAction(location: Location, kotlinSourcePosition: KotlinSourcePosition, frameProxy: StackFrameProxyImpl): Action {
+fun getStepOverAction(location: Location, kotlinSourcePosition: KotlinSourcePosition, frameProxy: StackFrameProxyImpl): KotlinStepAction {
     val inlineArgumentsToSkip = runReadAction {
         getInlineCallFunctionArgumentsIfAny(kotlinSourcePosition.sourcePosition)
     }
@@ -289,12 +256,12 @@ fun getStepOverAction(
     range: IntRange,
     inlineFunctionArguments: List<KtElement>,
     frameProxy: StackFrameProxyImpl
-): Action {
-    location.declaringType() ?: return Action.StepOver()
+): KotlinStepAction {
+    location.declaringType() ?: return KotlinStepAction.StepOver()
 
     val methodLocations = location.method().safeAllLineLocations()
     if (methodLocations.isEmpty()) {
-        return Action.StepOver()
+        return KotlinStepAction.StepOver()
     }
 
     fun isThisMethodLocation(nextLocation: Location): Boolean {
@@ -364,7 +331,7 @@ fun getStepOverAction(
         }
 
     if (stepOverLocations.isNotEmpty()) {
-        return Action.StepOverInlined(
+        return KotlinStepAction.StepOverInlined(
             StepOverFilterData(
                 patchedLineNumber,
                 stepOverLocations.map { it.lineNumber() }.toSet(),
@@ -373,7 +340,7 @@ fun getStepOverAction(
         )
     }
 
-    return Action.StepOver()
+    return KotlinStepAction.StepOver()
 }
 
 fun getStepOutAction(
@@ -381,8 +348,8 @@ fun getStepOutAction(
     suspendContext: SuspendContextImpl,
     inlineFunctions: List<KtNamedFunction>,
     inlinedArgument: KtFunctionLiteral?
-): Action {
-    val computedReferenceType = location.declaringType() ?: return Action.StepOut()
+): KotlinStepAction {
+    val computedReferenceType = location.declaringType() ?: return KotlinStepAction.StepOut()
 
     val locations = computedReferenceType.safeAllLineLocations()
     val nextLineLocations = locations
@@ -393,15 +360,15 @@ fun getStepOutAction(
 
     if (inlineFunctions.isNotEmpty()) {
         val position = suspendContext.getXPositionForStepOutFromInlineFunction(nextLineLocations, inlineFunctions)
-        return position?.let { Action.RunToCursor(it) } ?: Action.StepOver()
+        return position?.let { KotlinStepAction.RunToCursor(it) } ?: KotlinStepAction.StepOver()
     }
 
     if (inlinedArgument != null) {
         val position = suspendContext.getXPositionForStepOutFromInlinedArgument(nextLineLocations, inlinedArgument)
-        return position?.let { Action.RunToCursor(it) } ?: Action.StepOver()
+        return position?.let { KotlinStepAction.RunToCursor(it) } ?: KotlinStepAction.StepOver()
     }
 
-    return Action.StepOver()
+    return KotlinStepAction.StepOver()
 }
 
 private fun SuspendContextImpl.getXPositionForStepOutFromInlineFunction(