fix running without options

parser.js

@@ -135,6 +135,7 @@ function parse(code, options) {
  // pass through jsx option
  extra.ecmaFeatures.jsx = options.ecmaFeatures.jsx;
  }
+ }
 
  // Even if jsx option is set in typescript compiler, filename still has to
  // contain .tsx file extension
@@ -213,8 +214,6 @@ function parse(code, options) {
 
  }
 
- }
-
  var convert = require("./lib/ast-converter");
 
  return convert(ast, extra);

tests/lib/parse.js

@@ -33,10 +33,19 @@ function getRaw(ast) {
 
 describe("parse()", function() {
 
+
+ describe("basic functionality", function() {
+
+ it("should parse an empty string", function() {
+ assert.deepEqual(parser.parse("").body, []);
+ assert.deepEqual(parser.parse("", {}).body, []);
+ });
+
+ });
+
  describe("modules", function() {
 
  it("should have correct column number when strict mode error occurs", function() {
-
  try {
  parser.parse("function fn(a, a) {\n}", { sourceType: "module" });
  } catch (err) {
@@ -47,6 +56,7 @@ describe("parse()", function() {
  });
 
  describe("general", function() {
+
  it("should output tokens, comments, locs, and ranges when called with those options", function() {
  var ast = parser.parse("let foo = bar;", {
  ecmaFeatures: {
@@ -61,6 +71,7 @@ describe("parse()", function() {
  assert.deepEqual(getRaw(ast), require("../fixtures/parse/all-pieces.json"));
  });
 
-
  });
+
+
 });