*.gradle.kts: include project sources in script dependencies sources scope

^KT-39523 Fixed

idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/ScriptModuleInfos.kt

@@ -132,7 +132,9 @@ sealed class ScriptDependenciesSourceInfo(override val project: Project) : IdeaM
     override val binariesModuleInfo: ScriptDependenciesInfo
         get() = ScriptDependenciesInfo.ForProject(project)
 
-    override fun sourceScope(): GlobalSearchScope = KotlinSourceFilterScope.librarySources(
+    // include project sources because script dependencies sources may contain roots from project
+    // the main example is buildSrc for *.gradle.kts files
+    override fun sourceScope(): GlobalSearchScope = KotlinSourceFilterScope.projectAndLibrariesSources(
         ScriptConfigurationManager.getInstance(project).getAllScriptDependenciesSourcesScope(), project
     )
 

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

@@ -157,7 +157,7 @@ class KotlinSourceFilterScope private constructor(
             includeProjectSourceFiles = true,
             includeLibrarySourceFiles = true,
             includeClassFiles = false,
-            includeScriptDependencies = false,
+            includeScriptDependencies = true,
             includeScriptsOutsideSourceRoots = true,
             project = project
         )

idea/testData/script/definition/navigation/buildSrcProblem/depModule/test/custom.kt

@@ -0,0 +1,7 @@
+package test
+
+object KObject {
+    fun foo() {
+
+    }
+}

idea/testData/script/definition/navigation/buildSrcProblem/script.kts

@@ -0,0 +1,6 @@
+test.KObject.<caret>foo()
+
+// DEPENDENCIES: classpath:module-classes; sources:module-source
+
+// REF: (in test.KObject).foo()
+// FILE: test/custom.kt

idea/tests/org/jetbrains/kotlin/idea/script/AbstractScriptConfigurationTest.kt

@@ -30,6 +30,7 @@ import org.jetbrains.kotlin.idea.highlighter.KotlinHighlightingUtil
 import org.jetbrains.kotlin.idea.script.AbstractScriptConfigurationTest.Companion.useDefaultTemplate
 import org.jetbrains.kotlin.idea.test.PluginTestCaseBase
 import org.jetbrains.kotlin.idea.util.application.runWriteAction
+import org.jetbrains.kotlin.idea.util.projectStructure.getModuleDir
 import org.jetbrains.kotlin.psi.KtFile
 import org.jetbrains.kotlin.scripting.definitions.findScriptDefinition
 import org.jetbrains.kotlin.test.KotlinTestUtils
@@ -265,11 +266,20 @@ abstract class AbstractScriptConfigurationTest : KotlinCompletionTestCase() {
 
         val libClasses = libSrcDir?.let { compileLibToDir(it) }
 
+        var moduleSrcDir = File("${path}depModule").takeIf { it.isDirectory }
+        val moduleClasses = moduleSrcDir?.let { compileLibToDir(it) }
+        if (moduleSrcDir != null) {
+            val depModule = createTestModuleFromDir(moduleSrcDir)
+            moduleSrcDir = File(depModule.getModuleDir())
+        }
+
         return mapOf(
             "runtime-classes" to ForTestCompileRuntime.runtimeJarForTests(),
             "runtime-source" to File("libraries/stdlib/src"),
             "lib-classes" to libClasses,
             "lib-source" to libSrcDir,
+            "module-classes" to moduleClasses,
+            "module-source" to moduleSrcDir,
             "template-classes" to templateOutDir
         )
     }

idea/tests/org/jetbrains/kotlin/idea/script/ScriptConfigurationNavigationTestGenerated.java

@@ -28,6 +28,11 @@ public class ScriptConfigurationNavigationTestGenerated extends AbstractScriptCo
         KotlinTestUtils.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("idea/testData/script/definition/navigation"), Pattern.compile("^([^\\.]+)$"), null, false);
     }
 
+    @TestMetadata("buildSrcProblem")
+    public void testBuildSrcProblem() throws Exception {
+        runTest("idea/testData/script/definition/navigation/buildSrcProblem/");
+    }
+
     @TestMetadata("conflictingModule")
     public void testConflictingModule() throws Exception {
         runTest("idea/testData/script/definition/navigation/conflictingModule/");