Better presentation for use site targets in completion

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

@@ -307,6 +307,10 @@ class BasicCompletionSession(configuration: CompletionSessionConfiguration,
                     }
                 }
 
+                "get" -> {
+                    collector.addElement(lookupElement)
+                }
+
                 else -> collector.addElement(lookupElement)
             }
         }

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

@@ -85,21 +85,27 @@ object KeywordCompletion {
 
             if (!parserFilter(keywordToken)) continue
 
-            val insertHandler = if (position.prevLeaf()?.node?.elementType == KtTokens.AT)
+            var element = LookupElementBuilder.create(KeywordLookupObject(), keyword).bold()
+
+            val isUseSiteAnnotationTarget = position.prevLeaf()?.node?.elementType == KtTokens.AT
+
+            val insertHandler = if (isUseSiteAnnotationTarget)
                 UseSiteAnnotationTargetInsertHandler
             else if (keywordToken !in FUNCTION_KEYWORDS)
                 KotlinKeywordInsertHandler
             else
                 KotlinFunctionInsertHandler.Normal(inputTypeArguments = false, inputValueArguments = false)
+            element = element.withInsertHandler(insertHandler)
+
+            if (isUseSiteAnnotationTarget) {
+                element = element.withPresentableText(keyword + ":")
+            }
 
-            val element = LookupElementBuilder.create(KeywordLookupObject(), keyword)
-                    .bold()
-                    .withInsertHandler(insertHandler)
             consumer(element)
         }
     }
 
-    private val FUNCTION_KEYWORDS = listOf(GET_KEYWORD, SET_KEYWORD, CONSTRUCTOR_KEYWORD)
+    private val FUNCTION_KEYWORDS = listOf(CONSTRUCTOR_KEYWORD)
 
     private val GENERAL_FILTER = NotFilter(OrFilter(
             CommentFilter(),

idea/idea-completion/testData/keywords/FileKeyword.kt

@@ -1,11 +1,11 @@
 @<caret>[]
 
-// EXIST: file
-// EXIST: field
-// EXIST: get
-// EXIST: set
-// EXIST: param
-// EXIST: setparam
-// EXIST: property
-// EXIST: receiver
+// EXIST: { itemText: "file:" }
+// EXIST: { itemText: "field:" }
+// EXIST: { itemText: "get:" }
+// EXIST: { itemText: "set:" }
+// EXIST: { itemText: "param:" }
+// EXIST: { itemText: "setparam:" }
+// EXIST: { itemText: "property:" }
+// EXIST: { itemText: "receiver:" }
 // NOTHING_ELSE