From 33cdefffe38726e9c7ce304310ccd0e2d009e8d2 Mon Sep 17 00:00:00 2001
From: "Pavel V. Talanov" <talanov.pavel@gmail.com>
Date: Tue, 7 Oct 2014 17:42:19 +0400
Subject: [PATCH] Do not log ProcessCanceledException in copy paste reference
 processor

It is rethrown and leads to inability to copy code

 #KT-5426
---
 .../codeInsight/KotlinCopyPasteReferenceProcessor.kt       | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/idea/src/org/jetbrains/jet/plugin/codeInsight/KotlinCopyPasteReferenceProcessor.kt b/idea/src/org/jetbrains/jet/plugin/codeInsight/KotlinCopyPasteReferenceProcessor.kt
index 291e292c2e5..5acc5286605 100644
--- a/idea/src/org/jetbrains/jet/plugin/codeInsight/KotlinCopyPasteReferenceProcessor.kt
+++ b/idea/src/org/jetbrains/jet/plugin/codeInsight/KotlinCopyPasteReferenceProcessor.kt
@@ -63,6 +63,7 @@ import org.jetbrains.jet.lang.psi.psiUtil.getReceiverExpression
 import org.jetbrains.jet.utils.*
 import org.jetbrains.jet.renderer.DescriptorRenderer
 import org.jetbrains.jet.lang.resolve.descriptorUtil.isExtension
+import com.intellij.openapi.progress.ProcessCanceledException
 
 //NOTE: this class is based on CopyPasteReferenceProcessor and JavaCopyPasteReferenceProcessor
 public class KotlinCopyPasteReferenceProcessor() : CopyPastePostProcessor<ReferenceTransferableData>() {
@@ -106,6 +107,12 @@ public class KotlinCopyPasteReferenceProcessor() : CopyPastePostProcessor<Refere
                 }
             }
         }
+        catch (e: ProcessCanceledException) {
+            // supposedly session can only be canceled from another thread
+            // do not log ProcessCanceledException as it is rethrown by IdeaLogger and code won't be copied
+            LOG.error("ProcessCanceledException while analyzing references in ${file.getName()}. References can't be processed.")
+            return listOf()
+        }
         catch (e: Throwable) {
             LOG.error("Exception in processing references for copy paste in file ${file.getName()}}", e)
             return listOf()