Code coverage report for debug\cancel.js

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(function () { "use strict";
module.exports = function(Promise, INTERNAL) {
var errors = require("./errors.js");
var async = require("./async.js");
var ASSERT = require("./assert.js");
var CancellationError = errors.CancellationError;
 
Promise.prototype._cancel = function (reason) {
    if (!this.isCancellable()) return this;
    var parent;
    var promiseToReject = this;
    while ((parent = promiseToReject._cancellationParent) !== undefined &&
        parent.isCancellable()) {
        promiseToReject = parent;
    }
    ASSERT(promiseToReject.isCancellable(),
    "promiseToReject.isCancellable()");
    this._unsetCancellable();
    promiseToReject._target()._rejectCallback(reason, false, true);
};
 
Promise.prototype.cancel = function (reason) {
    if (!this.isCancellable()) return this;
    if (reason === undefined) reason = new CancellationError();
    async.invokeLater(this._cancel, this, reason);
    return this;
};
 
Promise.prototype.cancellable = function () {
    if (this._cancellable()) return this;
    this._setCancellable();
    this._cancellationParent = this._pendingCancellationParent();
    return this;
};
 
Promise.prototype.uncancellable = function () {
    var ret = new Promise(INTERNAL);
    ret._propagateFrom(this, 4);
    ret._follow(this);
    ret._unsetCancellable();
    return ret;
};
 
Promise.prototype.fork = function (didFulfill, didReject, didProgress) {
    var ret = this._then(didFulfill, didReject, didProgress,
                         undefined, undefined);
 
    ret._setCancellable();
    ret._cancellationParent = undefined;
    return ret;
};
};
 
}());