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62 lines
1.4 KiB
62 lines
1.4 KiB
'use strict'; |
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var Promise = require('./core.js'); |
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module.exports = Promise; |
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Promise.enableSynchronous = function () { |
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Promise.prototype.isPending = function() { |
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return this.getState() == 0; |
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}; |
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Promise.prototype.isFulfilled = function() { |
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return this.getState() == 1; |
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}; |
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Promise.prototype.isRejected = function() { |
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return this.getState() == 2; |
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}; |
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Promise.prototype.getValue = function () { |
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if (this._V === 3) { |
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return this._W.getValue(); |
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} |
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if (!this.isFulfilled()) { |
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throw new Error('Cannot get a value of an unfulfilled promise.'); |
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} |
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return this._W; |
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}; |
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Promise.prototype.getReason = function () { |
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if (this._V === 3) { |
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return this._W.getReason(); |
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} |
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if (!this.isRejected()) { |
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throw new Error('Cannot get a rejection reason of a non-rejected promise.'); |
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} |
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return this._W; |
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}; |
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Promise.prototype.getState = function () { |
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if (this._V === 3) { |
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return this._W.getState(); |
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} |
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if (this._V === -1 || this._V === -2) { |
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return 0; |
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} |
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return this._V; |
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}; |
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}; |
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Promise.disableSynchronous = function() { |
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Promise.prototype.isPending = undefined; |
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Promise.prototype.isFulfilled = undefined; |
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Promise.prototype.isRejected = undefined; |
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Promise.prototype.getValue = undefined; |
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Promise.prototype.getReason = undefined; |
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Promise.prototype.getState = undefined; |
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};
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