diff options
author | isaacs <i@izs.me> | 2020-07-23 20:58:04 +0300 |
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committer | isaacs <i@izs.me> | 2020-07-29 21:53:42 +0300 |
commit | ad5e07d8bd86d1dbe2b03dc142f8c8d6f4828ffe (patch) | |
tree | 97b66f97d77f35774f10a5e3e9957b1897d150bb /node_modules/co/index.js | |
parent | a16994cfdd2f255016f3d8ee60d03473d80eabd8 (diff) |
Full dependency reboot
Reinstall everything from a clean node_modules and package-lock.json
state.
Re-generate list of bundleDependencies and node_modules/.gitignore with
a script that does the right thing based on actual dependency state.
Diffstat (limited to 'node_modules/co/index.js')
-rw-r--r-- | node_modules/co/index.js | 237 |
1 files changed, 0 insertions, 237 deletions
diff --git a/node_modules/co/index.js b/node_modules/co/index.js deleted file mode 100644 index 87ba8ba8b..000000000 --- a/node_modules/co/index.js +++ /dev/null @@ -1,237 +0,0 @@ - -/** - * slice() reference. - */ - -var slice = Array.prototype.slice; - -/** - * Expose `co`. - */ - -module.exports = co['default'] = co.co = co; - -/** - * Wrap the given generator `fn` into a - * function that returns a promise. - * This is a separate function so that - * every `co()` call doesn't create a new, - * unnecessary closure. - * - * @param {GeneratorFunction} fn - * @return {Function} - * @api public - */ - -co.wrap = function (fn) { - createPromise.__generatorFunction__ = fn; - return createPromise; - function createPromise() { - return co.call(this, fn.apply(this, arguments)); - } -}; - -/** - * Execute the generator function or a generator - * and return a promise. - * - * @param {Function} fn - * @return {Promise} - * @api public - */ - -function co(gen) { - var ctx = this; - var args = slice.call(arguments, 1) - - // we wrap everything in a promise to avoid promise chaining, - // which leads to memory leak errors. - // see https://github.com/tj/co/issues/180 - return new Promise(function(resolve, reject) { - if (typeof gen === 'function') gen = gen.apply(ctx, args); - if (!gen || typeof gen.next !== 'function') return resolve(gen); - - onFulfilled(); - - /** - * @param {Mixed} res - * @return {Promise} - * @api private - */ - - function onFulfilled(res) { - var ret; - try { - ret = gen.next(res); - } catch (e) { - return reject(e); - } - next(ret); - } - - /** - * @param {Error} err - * @return {Promise} - * @api private - */ - - function onRejected(err) { - var ret; - try { - ret = gen.throw(err); - } catch (e) { - return reject(e); - } - next(ret); - } - - /** - * Get the next value in the generator, - * return a promise. - * - * @param {Object} ret - * @return {Promise} - * @api private - */ - - function next(ret) { - if (ret.done) return resolve(ret.value); - var value = toPromise.call(ctx, ret.value); - if (value && isPromise(value)) return value.then(onFulfilled, onRejected); - return onRejected(new TypeError('You may only yield a function, promise, generator, array, or object, ' - + 'but the following object was passed: "' + String(ret.value) + '"')); - } - }); -} - -/** - * Convert a `yield`ed value into a promise. - * - * @param {Mixed} obj - * @return {Promise} - * @api private - */ - -function toPromise(obj) { - if (!obj) return obj; - if (isPromise(obj)) return obj; - if (isGeneratorFunction(obj) || isGenerator(obj)) return co.call(this, obj); - if ('function' == typeof obj) return thunkToPromise.call(this, obj); - if (Array.isArray(obj)) return arrayToPromise.call(this, obj); - if (isObject(obj)) return objectToPromise.call(this, obj); - return obj; -} - -/** - * Convert a thunk to a promise. - * - * @param {Function} - * @return {Promise} - * @api private - */ - -function thunkToPromise(fn) { - var ctx = this; - return new Promise(function (resolve, reject) { - fn.call(ctx, function (err, res) { - if (err) return reject(err); - if (arguments.length > 2) res = slice.call(arguments, 1); - resolve(res); - }); - }); -} - -/** - * Convert an array of "yieldables" to a promise. - * Uses `Promise.all()` internally. - * - * @param {Array} obj - * @return {Promise} - * @api private - */ - -function arrayToPromise(obj) { - return Promise.all(obj.map(toPromise, this)); -} - -/** - * Convert an object of "yieldables" to a promise. - * Uses `Promise.all()` internally. - * - * @param {Object} obj - * @return {Promise} - * @api private - */ - -function objectToPromise(obj){ - var results = new obj.constructor(); - var keys = Object.keys(obj); - var promises = []; - for (var i = 0; i < keys.length; i++) { - var key = keys[i]; - var promise = toPromise.call(this, obj[key]); - if (promise && isPromise(promise)) defer(promise, key); - else results[key] = obj[key]; - } - return Promise.all(promises).then(function () { - return results; - }); - - function defer(promise, key) { - // predefine the key in the result - results[key] = undefined; - promises.push(promise.then(function (res) { - results[key] = res; - })); - } -} - -/** - * Check if `obj` is a promise. - * - * @param {Object} obj - * @return {Boolean} - * @api private - */ - -function isPromise(obj) { - return 'function' == typeof obj.then; -} - -/** - * Check if `obj` is a generator. - * - * @param {Mixed} obj - * @return {Boolean} - * @api private - */ - -function isGenerator(obj) { - return 'function' == typeof obj.next && 'function' == typeof obj.throw; -} - -/** - * Check if `obj` is a generator function. - * - * @param {Mixed} obj - * @return {Boolean} - * @api private - */ -function isGeneratorFunction(obj) { - var constructor = obj.constructor; - if (!constructor) return false; - if ('GeneratorFunction' === constructor.name || 'GeneratorFunction' === constructor.displayName) return true; - return isGenerator(constructor.prototype); -} - -/** - * Check for plain object. - * - * @param {Mixed} val - * @return {Boolean} - * @api private - */ - -function isObject(val) { - return Object == val.constructor; -} |