From d65c8fb06cfb056b438a7dca01e3d961366e2137 Mon Sep 17 00:00:00 2001
From: Dmitry Jemerov <yole@jetbrains.com>
Date: Mon, 7 Dec 2015 20:31:58 +0100
Subject: [PATCH] double-check action parameters (EA-76026 - KNPE:
 ShowExpressionTypeAction.actionPerformed)

---
 .../jetbrains/kotlin/idea/actions/ShowExpressionTypeAction.kt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/idea/src/org/jetbrains/kotlin/idea/actions/ShowExpressionTypeAction.kt b/idea/src/org/jetbrains/kotlin/idea/actions/ShowExpressionTypeAction.kt
index 3f79a07ef07..43e66aa68af 100644
--- a/idea/src/org/jetbrains/kotlin/idea/actions/ShowExpressionTypeAction.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/actions/ShowExpressionTypeAction.kt
@@ -40,8 +40,8 @@ import org.jetbrains.kotlin.types.KotlinType
 @Deprecated("Remove once we no longer support IDEA 14.1")
 public class ShowExpressionTypeAction : AnAction() {
     override fun actionPerformed(e: AnActionEvent) {
-        val editor = e.getData<Editor>(CommonDataKeys.EDITOR)!!
-        val psiFile = e.getData<PsiFile>(CommonDataKeys.PSI_FILE)!!
+        val editor = e.getData(CommonDataKeys.EDITOR) ?: return
+        val psiFile = e.getData(CommonDataKeys.PSI_FILE) as? KtFile ?: return
 
         val type = if (editor.getSelectionModel().hasSelection()) {
             val startOffset = editor.getSelectionModel().getSelectionStart()