EventSubscriber Method Creation PhpStorm 2016.1

[Haehnchen]

{code}
Document is locked by write PSI operations. Use PsiDocumentManager.doPostponedOperationsAndUnblockDocument() to commit PSI changes to the document.
java.lang.RuntimeException: Document is locked by write PSI operations. Use PsiDocumentManager.doPostponedOperationsAndUnblockDocument() to commit PSI changes to the document.
at com.intellij.psi.impl.source.PostprocessReformattingAspect.beforeDocumentChanged(PostprocessReformattingAspect.java:287)
at com.intellij.psi.impl.PsiDocumentManagerImpl.beforeDocumentChangeOnUnlockedDocument(PsiDocumentManagerImpl.java:135)
at com.intellij.psi.impl.PsiDocumentManagerBase.beforeDocumentChange(PsiDocumentManagerBase.java:731)
at sun.reflect.GeneratedMethodAccessor135.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.intellij.util.EventDispatcher.dispatch(EventDispatcher.java:88)
at com.intellij.util.EventDispatcher.access$100(EventDispatcher.java:34)
at com.intellij.util.EventDispatcher$1.invoke(EventDispatcher.java:68)
at com.sun.proxy.$Proxy21.beforeDocumentChange(Unknown Source)
at com.intellij.openapi.editor.impl.DocumentImpl.a(DocumentImpl.java:750)
at com.intellij.openapi.editor.impl.DocumentImpl.a(DocumentImpl.java:714)
at com.intellij.openapi.editor.impl.DocumentImpl.insertString(DocumentImpl.java:479)
at fr.adrienbrault.idea.symfony2plugin.codeInspection.quickfix.CreateMethodQuickFix$1.run(CreateMethodQuickFix.java:71)
at com.intellij.openapi.application.RunResult.run(RunResult.java:35)
at com.intellij.openapi.command.WriteCommandAction$2.run(WriteCommandAction.java:108)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:117)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:99)
at com.intellij.openapi.command.WriteCommandAction.performWriteCommandAction(WriteCommandAction.java:103)
at com.intellij.openapi.command.WriteCommandAction.access$000(WriteCommandAction.java:34)
at com.intellij.openapi.command.WriteCommandAction$1.run(WriteCommandAction.java:85)
at com.intellij.openapi.application.impl.ApplicationImpl.invokeAndWait(ApplicationImpl.java:723)
at com.intellij.openapi.command.WriteCommandAction.execute(WriteCommandAction.java:82)
at fr.adrienbrault.idea.symfony2plugin.codeInspection.quickfix.CreateMethodQuickFix.applyFix(CreateMethodQuickFix.java:91)
at fr.adrienbrault.idea.symfony2plugin.codeInspection.quickfix.CreateMethodQuickFix.applyFix(CreateMethodQuickFix.java:20)
at com.intellij.codeInspection.ex.QuickFixWrapper.invoke(QuickFixWrapper.java:86)
at com.intellij.codeInsight.intention.impl.ShowIntentionActionsHandler$2.run(ShowIntentionActionsHandler.java:189)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:1009)
at com.intellij.codeInsight.intention.impl.ShowIntentionActionsHandler$3.run(ShowIntentionActionsHandler.java:205)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:124)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:99)
at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:85)
at com.intellij.codeInsight.intention.impl.ShowIntentionActionsHandler.chooseActionAndInvoke(ShowIntentionActionsHandler.java:210)
at com.intellij.codeInsight.intention.impl.IntentionListStep$2$1.run(IntentionListStep.java:275)
at com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.a(LaterInvocator.java:345)
at com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.run(LaterInvocator.java:329)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)
at com.intellij.ide.IdeEventQueue.g(IdeEventQueue.java:857)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:658)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:386)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)

{code}

[Haehnchen]

Haehnchen/idea-php-shopware-plugin#30