assign names to exported default functions

fixes #17

Author: Andrew Schmadel

ng-annotate-main.js

@@ -765,9 +765,14 @@ function judgeInjectArraySuspect(path, ctx) {
         addInjectArrayAfterPath(node.params, opath, declaratorName);
 
     } else if (isFunctionDeclarationWithArgs(node)) {
-        // /*@ngInject*/ function foo($scope) {}
-        addInjectArrayBeforePath(node.params,path,node.id.name);
-
+        if (t.isExportDefaultDeclaration(path.parent) && !node.id) {
+          // export default function(a) {}
+          node.id = path.scope.generateUidIdentifier('ngInjectExport');
+          path.parentPath.insertBefore(buildInjectExpression(node.params, node.id.name));
+      } else {
+          // /*@ngInject*/ function foo($scope) {}
+          addInjectArrayBeforePath(node.params,path,node.id.name);
+      }
     } else if (t.isExpressionStatement(node) && t.isAssignmentExpression(node.expression) &&
         isFunctionExpressionWithArgs(node.expression.right) && !path.get("expression.right").$seen) {
         // /*@ngInject*/ foo.bar[0] = function($scope) {}

tests/es6.js

@@ -59,6 +59,23 @@ module.exports = {
       export default function svc(dep1){}
     `
   },
+  {
+    name: "exported anonymous function",
+    explicit: true,
+    input: `
+      export default function ($timeout) {
+        'ngInject';
+        return 'foo';
+      }
+    `,
+    expected: `
+      _ngInjectExport.$inject = ['$timeout'];
+      export default function _ngInjectExport($timeout) {
+        'ngInject';
+        return 'foo';
+      }
+    `
+  },
   {
     name: "annotated class",
     explicit: true,