test/promises-aplus/lib/adapter.js

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var global = this.global || {};

global.adapter = {
  resolved: function(value) { return Promise.resolve(value); },
  rejected: function(reason) { return Promise.reject(reason); },
  deferred: function() {
    var resolve, reject;
    var promise = new Promise(function(res, rej) {
      resolve = res;
      reject = rej;
    });
    return {promise: promise, resolve: resolve, reject: reject};
  }
};