fix possible npe in project settings on non open project editor Haehnchen#288

Author: Haehnchen

src/fr/adrienbrault/idea/symfony2plugin/TwigHelper.java

@@ -240,11 +240,11 @@ private static void addFileInsideTwigPath(Project project, String templatePath,
  }
  }
 
- public static List<TwigPath> getTwigNamespaces(Project project) {
+ public static List<TwigPath> getTwigNamespaces(@NotNull Project project) {
  return getTwigNamespaces(project, true);
  }
 
- public static List<TwigPath> getTwigNamespaces(Project project, boolean includeSettings) {
+ public static List<TwigPath> getTwigNamespaces(@NotNull Project project, boolean includeSettings) {
  List<TwigPath> twigPaths = new ArrayList<TwigPath>();
  PhpIndex phpIndex = PhpIndex.getInstance(project);
 

src/fr/adrienbrault/idea/symfony2plugin/ui/TwigSettingsForm.java

@@ -70,7 +70,7 @@ public void mouseClicked(MouseEvent e) {
  super.mouseClicked(e);
  TwigSettingsForm.this.resetList();
 
- ArrayList<TwigPath> sortableLookupItems = new ArrayList<TwigPath>();
+ List<TwigPath> sortableLookupItems = new ArrayList<TwigPath>();
  sortableLookupItems.addAll(TwigHelper.getTwigNamespaces(TwigSettingsForm.this.project, false));
  Collections.sort(sortableLookupItems);
 
@@ -84,7 +84,13 @@ public void mouseClicked(MouseEvent e) {
  }
 
  private void attachItems(boolean includeSettings) {
- ArrayList<TwigPath> sortableLookupItems = new ArrayList<TwigPath>();
+
+ // dont load on project less context
+ if(this.project == null) {
+ return;
+ }
+ 
+ List<TwigPath> sortableLookupItems = new ArrayList<TwigPath>();
  sortableLookupItems.addAll(TwigHelper.getTwigNamespaces(this.project, includeSettings));
  Collections.sort(sortableLookupItems);