613: Bug fixing

Author: bohdan-harniuk

src/com/magento/idea/magento2plugin/indexes/ModuleIndex.java

@@ -12,6 +12,7 @@
 import com.intellij.psi.PsiDirectory;
 import com.intellij.psi.PsiManager;
 import com.intellij.psi.search.GlobalSearchScope;
+import com.intellij.util.SlowOperations;
 import com.intellij.util.indexing.FileBasedIndex;
 import com.jetbrains.php.lang.PhpFileType;
 import com.magento.idea.magento2plugin.magento.packages.Package;
@@ -116,6 +117,7 @@ private List<String> getNames(
      * Returns PSI directory of the certain module.
      *
      * @param moduleName String
+     *
      * @return PsiDirectory
      */
     public @Nullable PsiDirectory getModuleDirectoryByModuleName(final String moduleName) {
@@ -124,14 +126,20 @@ private List<String> getNames(
         }
         final FileBasedIndex index = FileBasedIndex
                 .getInstance();
-
-        final Collection<VirtualFile> files = index.getContainingFiles(
-                ModuleNameIndex.KEY,
-                moduleName,
-                GlobalSearchScope.getScopeRestrictedByFileTypes(
-                    GlobalSearchScope.allScope(project),
-                    PhpFileType.INSTANCE
-            ));
+        final Collection<VirtualFile> files = new ArrayList<>();
+
+        SlowOperations.allowSlowOperations(() -> {
+            files.addAll(
+                    index.getContainingFiles(
+                            ModuleNameIndex.KEY,
+                            moduleName,
+                            GlobalSearchScope.getScopeRestrictedByFileTypes(
+                                    GlobalSearchScope.allScope(project),
+                                    PhpFileType.INSTANCE
+                            )
+                    )
+            );
+        });
 
         if (files.isEmpty()) {
             return null;