{"version":3,"file":"promise.min.js","sources":["promise.js"],"sourcesContent":["(function(global){\n\n//\n// Check for native Promise and it has correct interface\n//\n\nvar NativePromise = global['Promise'];\nvar nativePromiseSupported =\n  NativePromise &&\n  // Some of these methods are missing from\n  // Firefox/Chrome experimental implementations\n  'resolve' in NativePromise &&\n  'reject' in NativePromise &&\n  'all' in NativePromise &&\n  'race' in NativePromise &&\n  // Older version of the spec had a resolver object\n  // as the arg rather than a function\n  (function(){\n    var resolve;\n    new NativePromise(function(r){ resolve = r; });\n    return typeof resolve === 'function';\n  })();\n\n\n//\n// export if necessary\n//\n\nif (typeof exports !== 'undefined' && exports)\n{\n  // node.js\n  exports.Promise = nativePromiseSupported ? NativePromise : Promise;\n  exports.Polyfill = Promise;\n}\nelse\n{\n  // AMD\n  if (typeof define == 'function' && define.amd)\n  {\n    define(function(){\n      return nativePromiseSupported ? NativePromise : Promise;\n    });\n  }\n  else\n  {\n    // in browser add to global\n    if (!nativePromiseSupported)\n      global['Promise'] = Promise;\n  }\n}\n\n\n//\n// Polyfill\n//\n\nvar PENDING = 'pending';\nvar SEALED = 'sealed';\nvar FULFILLED = 'fulfilled';\nvar REJECTED = 'rejected';\nvar NOOP = function(){};\n\nfunction isArray(value) {\n  return Object.prototype.toString.call(value) === '[object Array]';\n}\n\n// async calls\nvar asyncSetTimer = typeof setImmediate !== 'undefined' ? setImmediate : setTimeout;\nvar asyncQueue = [];\nvar asyncTimer;\n\nfunction asyncFlush(){\n  // run promise callbacks\n  for (var i = 0; i < asyncQueue.length; i++)\n    asyncQueue[i][0](asyncQueue[i][1]);\n\n  // reset async asyncQueue\n  asyncQueue = [];\n  asyncTimer = false;\n}\n\nfunction asyncCall(callback, arg){\n  asyncQueue.push([callback, arg]);\n\n  if (!asyncTimer)\n  {\n    asyncTimer = true;\n    asyncSetTimer(asyncFlush, 0);\n  }\n}\n\n\nfunction invokeResolver(resolver, promise) {\n  function resolvePromise(value) {\n    resolve(promise, value);\n  }\n\n  function rejectPromise(reason) {\n    reject(promise, reason);\n  }\n\n  try {\n    resolver(resolvePromise, rejectPromise);\n  } catch(e) {\n    rejectPromise(e);\n  }\n}\n\nfunction invokeCallback(subscriber){\n  var owner = subscriber.owner;\n  var settled = owner.state_;\n  var value = owner.data_;  \n  var callback = subscriber[settled];\n  var promise = subscriber.then;\n\n  if (typeof callback === 'function')\n  {\n    settled = FULFILLED;\n    try {\n      value = callback(value);\n    } catch(e) {\n      reject(promise, e);\n    }\n  }\n\n  if (!handleThenable(promise, value))\n  {\n    if (settled === FULFILLED)\n      resolve(promise, value);\n\n    if (settled === REJECTED)\n      reject(promise, value);\n  }\n}\n\nfunction handleThenable(promise, value) {\n  var resolved;\n\n  try {\n    if (promise === value)\n      throw new TypeError('A promises callback cannot return that same 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promise.state_ = SEALED;\n    promise.data_ = value;\n\n    asyncCall(publishFulfillment, promise);\n  }\n}\n\nfunction reject(promise, reason){\n  if (promise.state_ === PENDING)\n  {\n    promise.state_ = SEALED;\n    promise.data_ = reason;\n\n    asyncCall(publishRejection, promise);\n  }\n}\n\nfunction publish(promise) {\n  var callbacks = promise.then_;\n  promise.then_ = undefined;\n\n  for (var i = 0; i < callbacks.length; i++) {\n    invokeCallback(callbacks[i]);\n  }\n}\n\nfunction publishFulfillment(promise){\n  promise.state_ = FULFILLED;\n  publish(promise);\n}\n\nfunction publishRejection(promise){\n  promise.state_ = REJECTED;\n  publish(promise);\n}\n\n/**\n* @class\n*/\nfunction Promise(resolver){\n  if (typeof resolver !== 'function')\n    throw new TypeError('Promise constructor takes a function argument');\n\n  if (this instanceof Promise === false)\n    throw new TypeError('Failed to construct \\'Promise\\': Please use the \\'new\\' operator, this object 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