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'use strict'; |
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|
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports.default = reflectAll; |
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|
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var _reflect = require('./reflect'); |
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|
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var _reflect2 = _interopRequireDefault(_reflect); |
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|
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var _isArray = require('lodash/isArray'); |
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|
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var _isArray2 = _interopRequireDefault(_isArray); |
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|
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var _arrayMap2 = require('lodash/_arrayMap'); |
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|
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var _arrayMap3 = _interopRequireDefault(_arrayMap2); |
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|
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var _baseForOwn = require('lodash/_baseForOwn'); |
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|
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var _baseForOwn2 = _interopRequireDefault(_baseForOwn); |
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|
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } |
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|
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/** |
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* A helper function that wraps an array or an object of functions with `reflect`. |
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* |
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* @name reflectAll |
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* @static |
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* @memberOf module:Utils |
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* @method |
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* @see [async.reflect]{@link module:Utils.reflect} |
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* @category Util |
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* @param {Array|Object|Iterable} tasks - The collection of |
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* [async functions]{@link AsyncFunction} to wrap in `async.reflect`. |
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* @returns {Array} Returns an array of async functions, each wrapped in |
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* `async.reflect` |
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* @example |
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* |
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* let tasks = [ |
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* function(callback) { |
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* setTimeout(function() { |
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* callback(null, 'one'); |
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* }, 200); |
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* }, |
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* function(callback) { |
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* // do some more stuff but error ... |
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* callback(new Error('bad stuff happened')); |
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* }, |
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* function(callback) { |
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* setTimeout(function() { |
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* callback(null, 'two'); |
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* }, 100); |
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* } |
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* ]; |
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* |
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* async.parallel(async.reflectAll(tasks), |
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* // optional callback |
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* function(err, results) { |
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* // values |
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* // results[0].value = 'one' |
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* // results[1].error = Error('bad stuff happened') |
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* // results[2].value = 'two' |
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* }); |
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* |
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* // an example using an object instead of an array |
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* let tasks = { |
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* one: function(callback) { |
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* setTimeout(function() { |
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* callback(null, 'one'); |
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* }, 200); |
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* }, |
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* two: function(callback) { |
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* callback('two'); |
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* }, |
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* three: function(callback) { |
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* setTimeout(function() { |
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* callback(null, 'three'); |
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* }, 100); |
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* } |
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* }; |
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* |
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* async.parallel(async.reflectAll(tasks), |
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* // optional callback |
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* function(err, results) { |
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* // values |
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* // results.one.value = 'one' |
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* // results.two.error = 'two' |
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* // results.three.value = 'three' |
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* }); |
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*/ |
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function reflectAll(tasks) { |
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var results; |
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if ((0, _isArray2.default)(tasks)) { |
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results = (0, _arrayMap3.default)(tasks, _reflect2.default); |
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} else { |
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results = {}; |
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(0, _baseForOwn2.default)(tasks, function (task, key) { |
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results[key] = _reflect2.default.call(this, task); |
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}); |
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} |
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return results; |
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} |
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module.exports = exports['default']; |