Fix for KT-12872 Don't show "defined in <very long qualifier here>" in quick doc for local variables

#KT-12872 fixed

idea/src/org/jetbrains/kotlin/idea/KotlinQuickDocumentationProvider.kt

@@ -48,6 +48,7 @@ import org.jetbrains.kotlin.psi.psiUtil.getNonStrictParentOfType
 import org.jetbrains.kotlin.renderer.ClassifierNamePolicy
 import org.jetbrains.kotlin.renderer.DescriptorRenderer
 import org.jetbrains.kotlin.resolve.BindingContext
+import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.resolve.deprecatedByAnnotationReplaceWithExpression
 import org.jetbrains.kotlin.resolve.descriptorUtil.fqNameUnsafe
 import org.jetbrains.kotlin.resolve.getDeprecations
@@ -163,7 +164,9 @@ class KotlinQuickDocumentationProvider : AbstractDocumentationProvider() {
                 }
             }
 
-            var renderedDecl = DESCRIPTOR_RENDERER.render(declarationDescriptor)
+            var renderedDecl = DESCRIPTOR_RENDERER.withOptions {
+                withDefinedIn = !DescriptorUtils.isLocal(declarationDescriptor)
+            }.render(declarationDescriptor)
 
             if (!quickNavigation) {
                 renderedDecl = "<pre>$renderedDecl</pre>"

idea/testData/editor/quickDoc/AtFunctionParameter.kt

@@ -1,3 +1,3 @@
 fun some(<caret>f: (Int) -> String) : String? = null
 
-//INFO: <pre><b>value-parameter</b> f: (Int) &rarr; String <i>defined in</i> some</pre>
+//INFO: <pre><b>value-parameter</b> f: (Int) &rarr; String</pre>

idea/testData/editor/quickDoc/AtImplicitLambdaParameter.kt

@@ -4,4 +4,4 @@ fun foo() {
     }
 }
 
-//INFO: <pre><b>value-parameter</b> it: Int <i>defined in</i> foo.&lt;anonymous&gt;</pre>
+//INFO: <pre><b>value-parameter</b> it: Int</pre>

idea/testData/editor/quickDoc/AtLocalFunction.kt

@@ -0,0 +1,9 @@
+fun context() {
+    fun local() {
+
+    }
+
+    <caret>local()
+}
+
+//INFO: <pre><b>local</b> <b>final</b> <b>fun</b> local(): Unit</pre>

idea/testData/editor/quickDoc/AtVariableDeclaration.kt

@@ -5,4 +5,4 @@ fun test() {
 }
 
 
-//INFO: <pre><b>val</b> test: String? <i>defined in</i> test</pre>
+//INFO: <pre><b>val</b> test: String?</pre>

idea/tests/org/jetbrains/kotlin/idea/editor/quickDoc/QuickDocProviderTestGenerated.java

@@ -54,6 +54,12 @@ public class QuickDocProviderTestGenerated extends AbstractQuickDocProviderTest
         doTest(fileName);
     }
 
+    @TestMetadata("AtLocalFunction.kt")
+    public void testAtLocalFunction() throws Exception {
+        String fileName = KotlinTestUtils.navigationMetadata("idea/testData/editor/quickDoc/AtLocalFunction.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("AtTypeParameter.kt")
     public void testAtTypeParameter() throws Exception {
         String fileName = KotlinTestUtils.navigationMetadata("idea/testData/editor/quickDoc/AtTypeParameter.kt");