Make KtScript stubbed and add KotlinScriptFqnIndex

idea/idea-analysis/src/org/jetbrains/kotlin/idea/stubindex/IdeStubIndexService.java

@@ -30,6 +30,7 @@ import org.jetbrains.kotlin.name.FqName;
 import org.jetbrains.kotlin.name.Name;
 import org.jetbrains.kotlin.psi.KtClassOrObject;
 import org.jetbrains.kotlin.psi.KtFile;
+import org.jetbrains.kotlin.psi.KtScript;
 import org.jetbrains.kotlin.psi.stubs.*;
 import org.jetbrains.kotlin.psi.stubs.elements.StubIndexService;
 import org.jetbrains.kotlin.util.TypeIndexUtilKt;
@@ -187,6 +188,11 @@ public class IdeStubIndexService extends StubIndexService {
         return null;
     }
 
+    @Override
+    public void indexScript(@NotNull KotlinScriptStub stub, @NotNull IndexSink sink) {
+        sink.occurrence(KotlinScriptFqnIndex.getInstance().getKey(), stub.getFqName().asString());
+    }
+
     @NotNull
     @Override
     public KotlinFileStub createFileStub(@NotNull KtFile file) {

idea/idea-analysis/src/org/jetbrains/kotlin/idea/stubindex/KotlinScriptFqnIndex.kt

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2010-2015 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.kotlin.idea.stubindex
+
+import com.intellij.openapi.project.Project
+import com.intellij.psi.search.GlobalSearchScope
+import com.intellij.psi.stubs.StringStubIndexExtension
+import org.jetbrains.kotlin.psi.KtScript
+
+class KotlinScriptFqnIndex private constructor() : StringStubIndexExtension<KtScript>() {
+    override fun getKey() = KEY
+
+    override fun get(fqName: String, project: Project, scope: GlobalSearchScope): Collection<KtScript> {
+        return super.get(fqName, project, KotlinSourceFilterScope.sourcesAndLibraries(scope, project))
+    }
+
+    companion object {
+        private val KEY = KotlinIndexUtil.createIndexKey(KotlinScriptFqnIndex::class.java)
+
+        @JvmStatic
+        val instance = KotlinScriptFqnIndex()
+    }
+}

idea/src/META-INF/plugin.xml

@@ -562,6 +562,7 @@
     <stubIndex implementation="org.jetbrains.kotlin.idea.stubindex.KotlinFileFacadeClassByPackageIndex"/>
     <stubIndex implementation="org.jetbrains.kotlin.idea.stubindex.KotlinFileFacadeShortNameIndex"/>
     <stubIndex implementation="org.jetbrains.kotlin.idea.stubindex.KotlinMultifileClassPartIndex"/>
+    <stubIndex implementation="org.jetbrains.kotlin.idea.stubindex.KotlinScriptFqnIndex"/>
 
     <psi.classFileDecompiler implementation="org.jetbrains.kotlin.idea.decompiler.KotlinClassFileDecompiler"/>
     <psi.classFileDecompiler implementation="org.jetbrains.kotlin.idea.decompiler.KotlinJavaScriptMetaFileDecompiler"/>