Check whether a value is a generator or generator function. 

Check whether a value is a generator or generator function

blakeembrey

is-generator

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 * Check whether an object is a generator.

exports = module.exports = function (obj) {

 * Check whether a function is generator.

    fn.constructor.name === 'GeneratorFunction';

  "description": "Check whether a value is a generator or generator function",

    "test": "node --harmony-generators node_modules/.bin/istanbul cover _mocha --require . -- -R spec"

    "url": "git://github.com/blakeembrey/is-generator.git"

    "url": "https://github.com/blakeembrey/is-generator/issues"

  "homepage": "https://github.com/blakeembrey/is-generator",

    "istanbul": "git://github.com/gotwarlost/istanbul#harmony"

    it('should return false with non-generators', function () {

      assert(!isGenerator(function () {}));

      assert(!isGenerator(function* () {}));

    it('should return true with a generator', function () {

      assert(!isGenerator((function* () {})()));

      assert(isGenerator((function* () {})()));

  describe('generator functions', function () {

    it('should return false with non-generator function', function () {

      assert(!isGenerator.fn(function () {}));

    it('should return true with a generator function', function () {

      assert(isGenerator.fn(function* () { yield 'something'; }));

		@@ -8,3 +8,3 @@ /**
		exports = module.exports = function (obj) {
		return typeof obj === 'function' &&
		return obj &&
		typeof obj.next === 'function' &&
		@@ -11,0 +11,0 @@ typeof obj.throw === 'function';

		{
		"name": "is-generator",
		"version": "0.0.3",
		"version": "0.0.4",
		"description": "Check whether a value is a generator or generator function",
		@@ -5,0 +5,0 @@ "main": "is-generator.js",

		@@ -17,3 +17,3 @@ /* global describe, it */
		it('should return true with a generator', function () {
		assert(!isGenerator((function* () {})()));
		assert(isGenerator((function* () {})()));
		});
		@@ -20,0 +20,0 @@ });

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