Fixed class names shortening

idea/idea-completion/src/org/jetbrains/kotlin/idea/completion/ParameterNameAndTypeCompletion.kt

@@ -16,6 +16,7 @@
 
 package org.jetbrains.kotlin.idea.completion
 
+import com.intellij.codeInsight.completion.CompletionInitializationContext
 import com.intellij.codeInsight.completion.CompletionParameters
 import com.intellij.codeInsight.completion.InsertionContext
 import com.intellij.codeInsight.completion.PrefixMatcher
@@ -23,10 +24,8 @@ import com.intellij.codeInsight.lookup.LookupElement
 import com.intellij.codeInsight.lookup.LookupElementDecorator
 import com.intellij.codeInsight.lookup.LookupElementPresentation
 import com.intellij.psi.PsiClass
-import com.intellij.psi.PsiDocumentManager
 import com.intellij.psi.PsiElement
 import com.intellij.psi.codeStyle.CodeStyleSettingsManager
-import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.descriptors.ClassDescriptorWithResolutionScopes
 import org.jetbrains.kotlin.descriptors.ClassifierDescriptor
 import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
@@ -35,7 +34,6 @@ import org.jetbrains.kotlin.idea.core.KotlinIndicesHelper
 import org.jetbrains.kotlin.idea.core.formatter.JetCodeStyleSettings
 import org.jetbrains.kotlin.idea.core.refactoring.EmptyValidator
 import org.jetbrains.kotlin.idea.core.refactoring.JetNameSuggester
-import org.jetbrains.kotlin.idea.util.approximateFlexibleTypes
 import org.jetbrains.kotlin.psi.*
 import org.jetbrains.kotlin.psi.psiUtil.forEachDescendantOfType
 import org.jetbrains.kotlin.psi.psiUtil.parentsWithSelf
@@ -185,15 +183,17 @@ class ParameterNameAndTypeCompletion(
         }
 
         override fun handleInsert(context: InsertionContext) {
-            super.handleInsert(context)
-
-            PsiDocumentManager.getInstance(context.getProject()).doPostponedOperationsAndUnblockDocument(context.getDocument())
-
             val settings = CodeStyleSettingsManager.getInstance(context.getProject()).getCurrentSettings().getCustomSettings(javaClass<JetCodeStyleSettings>())
             val spaceBefore = if (settings.SPACE_BEFORE_TYPE_COLON) " " else ""
             val spaceAfter = if (settings.SPACE_AFTER_TYPE_COLON) " " else ""
             val text = parameterName + spaceBefore + ":" + spaceAfter
-            context.getDocument().insertString(context.getStartOffset(), text)
+            val startOffset = context.getStartOffset()
+            context.getDocument().insertString(startOffset, text)
+
+            // update start offset so that it does not include the text we inserted
+            context.getOffsetMap().addOffset(CompletionInitializationContext.START_OFFSET, startOffset + text.length())
+
+            super.handleInsert(context)
         }
     }
 }

idea/idea-completion/testData/handlers/basic/parameterNameAndType/ParameterInFile2.kt

@@ -0,0 +1,5 @@
+fun foo(xxx: java.io.File?)
+
+fun bar(x<caret>)
+
+// ELEMENT: xxx

idea/idea-completion/testData/handlers/basic/parameterNameAndType/ParameterInFile2.kt.after

@@ -0,0 +1,7 @@
+import java.io.File
+
+fun foo(xxx: java.io.File?)
+
+fun bar(xxx: File?<caret>)
+
+// ELEMENT: xxx

idea/idea-completion/tests/org/jetbrains/kotlin/idea/completion/test/handlers/BasicCompletionHandlerTestGenerated.java

@@ -283,6 +283,12 @@ public class BasicCompletionHandlerTestGenerated extends AbstractBasicCompletion
             doTest(fileName);
         }
 
+        @TestMetadata("ParameterInFile2.kt")
+        public void testParameterInFile2() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("idea/idea-completion/testData/handlers/basic/parameterNameAndType/ParameterInFile2.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("Simple.kt")
         public void testSimple() throws Exception {
             String fileName = JetTestUtils.navigationMetadata("idea/idea-completion/testData/handlers/basic/parameterNameAndType/Simple.kt");