@labdigital/mock-dynamodb

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Mock DynamoDB for testing using dynalite

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(global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :\n typeof define === 'function' && define.amd ? define(['exports'], factory) :\n (factory((global.async = global.async || {})));\n}(this, (function (exports) { 'use strict';\n\nfunction slice(arrayLike, start) {\n start = start|0;\n var newLen = Math.max(arrayLike.length - start, 0);\n var newArr = Array(newLen);\n for(var idx = 0; idx < newLen; idx++) {\n newArr[idx] = arrayLike[start + idx];\n }\n return newArr;\n}\n\n/**\n * Creates a continuation function with some arguments already applied.\n *\n * Useful as a shorthand when combined with other control flow functions. Any\n * arguments passed to the returned function are added to the arguments\n * originally passed to apply.\n *\n * @name apply\n * @static\n * @memberOf module:Utils\n * @method\n * @category Util\n * @param {Function} fn - The function you want to eventually apply all\n * arguments to. Invokes with (arguments...).\n * @param {...*} arguments... - Any number of arguments to automatically apply\n * when the continuation is called.\n * @returns {Function} the partially-applied function\n * @example\n *\n * // using apply\n * async.parallel([\n * async.apply(fs.writeFile, 'testfile1', 'test1'),\n * async.apply(fs.writeFile, 'testfile2', 'test2')\n * ]);\n *\n *\n * // the same process without using apply\n * async.parallel([\n * function(callback) {\n * fs.writeFile('testfile1', 'test1', callback);\n * },\n * function(callback) {\n * fs.writeFile('testfile2', 'test2', callback);\n * }\n * ]);\n *\n * // It's possible to pass any number of additional arguments when calling the\n * // continuation:\n *\n * node> var fn = async.apply(sys.puts, 'one');\n * node> fn('two', 'three');\n * one\n * two\n * three\n */\nvar apply = function(fn/*, ...args*/) {\n var args = slice(arguments, 1);\n return function(/*callArgs*/) {\n var callArgs = slice(arguments);\n return fn.apply(null, args.concat(callArgs));\n };\n};\n\nvar initialParams = function (fn) {\n return function (/*...args, callback*/) {\n var args = slice(arguments);\n var callback = args.pop();\n fn.call(this, args, callback);\n };\n};\n\n/**\n * Checks if `value` is the\n * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)\n * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an object, else `false`.\n * @example\n *\n * _.isObject({});\n * // => true\n *\n * _.isObject([1, 2, 3]);\n * // => true\n *\n * _.isObject(_.noop);\n * // => true\n *\n * _.isObject(null);\n * // => false\n */\nfunction isObject(value) {\n var type = typeof value;\n return value != null && (type == 'object' || type == 'function');\n}\n\nvar hasSetImmediate = typeof setImmediate === 'function' && setImmediate;\nvar hasNextTick = typeof process === 'object' && typeof process.nextTick === 'function';\n\nfunction fallback(fn) {\n setTimeout(fn, 0);\n}\n\nfunction wrap(defer) {\n return function (fn/*, ...args*/) {\n var args = slice(arguments, 1);\n defer(function () {\n fn.apply(null, args);\n });\n };\n}\n\nvar _defer;\n\nif (hasSetImmediate) {\n _defer = setImmediate;\n} else if (hasNextTick) {\n _defer = process.nextTick;\n} else {\n _defer = fallback;\n}\n\nvar setImmediate$1 = wrap(_defer);\n\n/**\n * Take a sync function and make it async, passing its return value to a\n * callback. This is useful for plugging sync functions into a waterfall,\n * series, or other async functions. Any arguments passed to the generated\n * function will be passed to the wrapped function (except for the final\n * callback argument). Errors thrown will be passed to the callback.\n *\n * If the function passed to `asyncify` returns a Promise, that promises's\n * resolved/rejected state will be used to call the callback, rather than simply\n * the synchronous return value.\n *\n * This also means you can asyncify ES2017 `async` functions.\n *\n * @name asyncify\n * @static\n * @memberOf module:Utils\n * @method\n * @alias wrapSync\n * @category Util\n * @param {Function} func - The synchronous function, or Promise-returning\n * function to convert to an {@link AsyncFunction}.\n * @returns {AsyncFunction} An asynchronous wrapper of the `func`. To be\n * invoked with `(args..., callback)`.\n * @example\n *\n * // passing a regular synchronous function\n * async.waterfall([\n * async.apply(fs.readFile, filename, \"utf8\"),\n * async.asyncify(JSON.parse),\n * function (data, next) {\n * // data is the result of parsing the text.\n * // If there was a parsing error, it would have been caught.\n * }\n * ], callback);\n *\n * // passing a function returning a promise\n * async.waterfall([\n * async.apply(fs.readFile, filename, \"utf8\"),\n * async.asyncify(function (contents) {\n * return db.model.create(contents);\n * }),\n * function (model, next) {\n * // `model` is the instantiated model object.\n * // If there was an error, this function would be skipped.\n * }\n * ], callback);\n *\n * // es2017 example, though `asyncify` is not needed if your JS environment\n * // supports async functions out of the box\n * var q = async.queue(async.asyncify(async function(file) {\n * var intermediateStep = await processFile(file);\n * return await somePromise(intermediateStep)\n * }));\n *\n * q.push(files);\n */\nfunction asyncify(func) {\n return initialParams(function (args, callback) {\n var result;\n try {\n result = func.apply(this, args);\n } catch (e) {\n return callback(e);\n }\n // if result is Promise object\n if (isObject(result) && typeof result.then === 'function') {\n result.then(function(value) {\n invokeCallback(callback, null, value);\n }, function(err) {\n invokeCallback(callback, err.message ? err : new Error(err));\n });\n } else {\n callback(null, result);\n }\n });\n}\n\nfunction invokeCallback(callback, error, value) {\n try {\n callback(error, value);\n } catch (e) {\n setImmediate$1(rethrow, e);\n }\n}\n\nfunction rethrow(error) {\n throw error;\n}\n\nvar supportsSymbol = typeof Symbol === 'function';\n\nfunction isAsync(fn) {\n return supportsSymbol && fn[Symbol.toStringTag] === 'AsyncFunction';\n}\n\nfunction wrapAsync(asyncFn) {\n return isAsync(asyncFn) ? asyncify(asyncFn) : asyncFn;\n}\n\nfunction applyEach$1(eachfn) {\n return function(fns/*, ...args*/) {\n var args = slice(arguments, 1);\n var go = initialParams(function(args, callback) {\n var that = this;\n return eachfn(fns, function (fn, cb) {\n wrapAsync(fn).apply(that, args.concat(cb));\n }, callback);\n });\n if (args.length) {\n return go.apply(this, args);\n }\n else {\n return go;\n }\n };\n}\n\n/** Detect free variable `global` from Node.js. */\nvar freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n\n/** Detect free variable `self`. */\nvar freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n\n/** Used as a reference to the global object. */\nvar root = freeGlobal || freeSelf || Function('return this')();\n\n/** Built-in value references. */\nvar Symbol$1 = root.Symbol;\n\n/** Used for built-in method references. */\nvar objectProto = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty = objectProto.hasOwnProperty;\n\n/**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\nvar nativeObjectToString = objectProto.toString;\n\n/** Built-in value references. */\nvar symToStringTag$1 = Symbol$1 ? Symbol$1.toStringTag : undefined;\n\n/**\n * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the raw `toStringTag`.\n */\nfunction getRawTag(value) {\n var isOwn = hasOwnProperty.call(value, symToStringTag$1),\n tag = value[symToStringTag$1];\n\n try {\n value[symToStringTag$1] = undefined;\n var unmasked = true;\n } catch (e) {}\n\n var result = nativeObjectToString.call(value);\n if (unmasked) {\n if (isOwn) {\n value[symToStringTag$1] = tag;\n } else {\n delete value[symToStringTag$1];\n }\n }\n return result;\n}\n\n/** Used for built-in method references. */\nvar objectProto$1 = Object.prototype;\n\n/**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\nvar nativeObjectToString$1 = objectProto$1.toString;\n\n/**\n * Converts `value` to a string using `Object.prototype.toString`.\n *\n * @private\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n */\nfunction objectToString(value) {\n return nativeObjectToString$1.call(value);\n}\n\n/** `Object#toString` result references. */\nvar nullTag = '[object Null]';\nvar undefinedTag = '[object Undefined]';\n\n/** Built-in value references. */\nvar symToStringTag = Symbol$1 ? Symbol$1.toStringTag : undefined;\n\n/**\n * The base implementation of `getTag` without fallbacks for buggy environments.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\nfunction baseGetTag(value) {\n if (value == null) {\n return value === undefined ? undefinedTag : nullTag;\n }\n return (symToStringTag && symToStringTag in Object(value))\n ? getRawTag(value)\n : objectToString(value);\n}\n\n/** `Object#toString` result references. */\nvar asyncTag = '[object AsyncFunction]';\nvar funcTag = '[object Function]';\nvar genTag = '[object GeneratorFunction]';\nvar proxyTag = '[object Proxy]';\n\n/**\n * Checks if `value` is classified as a `Function` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a function, else `false`.\n * @example\n *\n * _.isFunction(_);\n * // => true\n *\n * _.isFunction(/abc/);\n * // => false\n */\nfunction isFunction(value) {\n if (!isObject(value)) {\n return false;\n }\n // The use of `Object#toString` avoids issues with the `typeof` operator\n // in Safari 9 which returns 'object' for typed arrays and other constructors.\n var tag = baseGetTag(value);\n return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;\n}\n\n/** Used as references for various `Number` constants. */\nvar MAX_SAFE_INTEGER = 9007199254740991;\n\n/**\n * Checks if `value` is a valid array-like length.\n *\n * **Note:** This method is loosely based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.\n * @example\n *\n * _.isLength(3);\n * // => true\n *\n * _.isLength(Number.MIN_VALUE);\n * // => false\n *\n * _.isLength(Infinity);\n * // => false\n *\n * _.isLength('3');\n * // => false\n */\nfunction isLength(value) {\n return typeof value == 'number' &&\n value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\n}\n\n/**\n * Checks if `value` is array-like. A value is considered array-like if it's\n * not a function and has a `value.length` that's an integer greater than or\n * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is array-like, else `false`.\n * @example\n *\n * _.isArrayLike([1, 2, 3]);\n * // => true\n *\n * _.isArrayLike(document.body.children);\n * // => true\n *\n * _.isArrayLike('abc');\n * // => true\n *\n * _.isArrayLike(_.noop);\n * // => false\n */\nfunction isArrayLike(value) {\n return value != null && isLength(value.length) && !isFunction(value);\n}\n\n// A temporary value used to identify if the loop should be broken.\n// See #1064, #1293\nvar breakLoop = {};\n\n/**\n * This method returns `undefined`.\n *\n * @static\n * @memberOf _\n * @since 2.3.0\n * @category Util\n * @example\n *\n * _.times(2, _.noop);\n * // => [undefined, undefined]\n */\nfunction noop() {\n // No operation performed.\n}\n\nfunction once(fn) {\n return function () {\n if (fn === null) return;\n var callFn = fn;\n fn = null;\n callFn.apply(this, arguments);\n };\n}\n\nvar iteratorSymbol = typeof Symbol === 'function' && Symbol.iterator;\n\nvar getIterator = function (coll) {\n return iteratorSymbol && coll[iteratorSymbol] && coll[iteratorSymbol]();\n};\n\n/**\n * The base implementation of `_.times` without support for iteratee shorthands\n * or max array length checks.\n *\n * @private\n * @param {number} n The number of times to invoke `iteratee`.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the array of results.\n */\nfunction baseTimes(n, iteratee) {\n var index = -1,\n result = Array(n);\n\n while (++index < n) {\n result[index] = iteratee(index);\n }\n return result;\n}\n\n/**\n * Checks if `value` is object-like. A value is object-like if it's not `null`\n * and has a `typeof` result of \"object\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is object-like, else `false`.\n * @example\n *\n * _.isObjectLike({});\n * // => true\n *\n * _.isObjectLike([1, 2, 3]);\n * // => true\n *\n * _.isObjectLike(_.noop);\n * // => false\n *\n * _.isObjectLike(null);\n * // => false\n */\nfunction isObjectLike(value) {\n return value != null && typeof value == 'object';\n}\n\n/** `Object#toString` result references. */\nvar argsTag = '[object Arguments]';\n\n/**\n * The base implementation of `_.isArguments`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n */\nfunction baseIsArguments(value) {\n return isObjectLike(value) && baseGetTag(value) == argsTag;\n}\n\n/** Used for built-in method references. */\nvar objectProto$3 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$2 = objectProto$3.hasOwnProperty;\n\n/** Built-in value references. */\nvar propertyIsEnumerable = objectProto$3.propertyIsEnumerable;\n\n/**\n * Checks if `value` is likely an `arguments` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n * else `false`.\n * @example\n *\n * _.isArguments(function() { return arguments; }());\n * // => true\n *\n * _.isArguments([1, 2, 3]);\n * // => false\n */\nvar isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {\n return isObjectLike(value) && hasOwnProperty$2.call(value, 'callee') &&\n !propertyIsEnumerable.call(value, 'callee');\n};\n\n/**\n * Checks if `value` is classified as an `Array` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array, else `false`.\n * @example\n *\n * _.isArray([1, 2, 3]);\n * // => true\n *\n * _.isArray(document.body.children);\n * // => false\n *\n * _.isArray('abc');\n * // => false\n *\n * _.isArray(_.noop);\n * // => false\n */\nvar isArray = Array.isArray;\n\n/**\n * This method returns `false`.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {boolean} Returns `false`.\n * @example\n *\n * _.times(2, _.stubFalse);\n * // => [false, false]\n */\nfunction stubFalse() {\n return false;\n}\n\n/** Detect free variable `exports`. */\nvar freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n/** Detect the popular CommonJS extension `module.exports`. */\nvar moduleExports = freeModule && freeModule.exports === freeExports;\n\n/** Built-in value references. */\nvar Buffer = moduleExports ? root.Buffer : undefined;\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined;\n\n/**\n * Checks if `value` is a buffer.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.\n * @example\n *\n * _.isBuffer(new Buffer(2));\n * // => true\n *\n * _.isBuffer(new Uint8Array(2));\n * // => false\n */\nvar isBuffer = nativeIsBuffer || stubFalse;\n\n/** Used as references for various `Number` constants. */\nvar MAX_SAFE_INTEGER$1 = 9007199254740991;\n\n/** Used to detect unsigned integer values. */\nvar reIsUint = /^(?:0|[1-9]\\d*)$/;\n\n/**\n * Checks if `value` is a valid array-like index.\n *\n * @private\n * @param {*} value The value to check.\n * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.\n * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.\n */\nfunction isIndex(value, length) {\n var type = typeof value;\n length = length == null ? MAX_SAFE_INTEGER$1 : length;\n\n return !!length &&\n (type == 'number' ||\n (type != 'symbol' && reIsUint.test(value))) &&\n (value > -1 && value % 1 == 0 && value < length);\n}\n\n/** `Object#toString` result references. */\nvar argsTag$1 = '[object Arguments]';\nvar arrayTag = '[object Array]';\nvar boolTag = '[object Boolean]';\nvar dateTag = '[object Date]';\nvar errorTag = '[object Error]';\nvar funcTag$1 = '[object Function]';\nvar mapTag = '[object Map]';\nvar numberTag = '[object Number]';\nvar objectTag = '[object Object]';\nvar regexpTag = '[object RegExp]';\nvar setTag = '[object Set]';\nvar stringTag = '[object String]';\nvar weakMapTag = '[object WeakMap]';\n\nvar arrayBufferTag = '[object ArrayBuffer]';\nvar dataViewTag = '[object DataView]';\nvar float32Tag = '[object Float32Array]';\nvar float64Tag = '[object Float64Array]';\nvar int8Tag = '[object Int8Array]';\nvar int16Tag = '[object Int16Array]';\nvar int32Tag = '[object Int32Array]';\nvar uint8Tag = '[object Uint8Array]';\nvar uint8ClampedTag = '[object Uint8ClampedArray]';\nvar uint16Tag = '[object Uint16Array]';\nvar uint32Tag = '[object Uint32Array]';\n\n/** Used to identify `toStringTag` values of typed arrays. */\nvar typedArrayTags = {};\ntypedArrayTags[float32Tag] = typedArrayTags[float64Tag] =\ntypedArrayTags[int8Tag] = typedArrayTags[int16Tag] =\ntypedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =\ntypedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =\ntypedArrayTags[uint32Tag] = true;\ntypedArrayTags[argsTag$1] = typedArrayTags[arrayTag] =\ntypedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =\ntypedArrayTags[dataViewTag] = typedArrayTags[dateTag] =\ntypedArrayTags[errorTag] = typedArrayTags[funcTag$1] =\ntypedArrayTags[mapTag] = typedArrayTags[numberTag] =\ntypedArrayTags[objectTag] = typedArrayTags[regexpTag] =\ntypedArrayTags[setTag] = typedArrayTags[stringTag] =\ntypedArrayTags[weakMapTag] = false;\n\n/**\n * The base implementation of `_.isTypedArray` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n */\nfunction baseIsTypedArray(value) {\n return isObjectLike(value) &&\n isLength(value.length) && !!typedArrayTags[baseGetTag(value)];\n}\n\n/**\n * The base implementation of `_.unary` without support for storing metadata.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n */\nfunction baseUnary(func) {\n return function(value) {\n return func(value);\n };\n}\n\n/** Detect free variable `exports`. */\nvar freeExports$1 = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n/** Detect free variable `module`. */\nvar freeModule$1 = freeExports$1 && typeof module == 'object' && module && !module.nodeType && module;\n\n/** Detect the popular CommonJS extension `module.exports`. */\nvar moduleExports$1 = freeModule$1 && freeModule$1.exports === freeExports$1;\n\n/** Detect free variable `process` from Node.js. */\nvar freeProcess = moduleExports$1 && freeGlobal.process;\n\n/** Used to access faster Node.js helpers. */\nvar nodeUtil = (function() {\n try {\n // Use `util.types` for Node.js 10+.\n var types = freeModule$1 && freeModule$1.require && freeModule$1.require('util').types;\n\n if (types) {\n return types;\n }\n\n // Legacy `process.binding('util')` for Node.js < 10.\n return freeProcess && freeProcess.binding && freeProcess.binding('util');\n } catch (e) {}\n}());\n\n/* Node.js helper references. */\nvar nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;\n\n/**\n * Checks if `value` is classified as a typed array.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n * @example\n *\n * _.isTypedArray(new Uint8Array);\n * // => true\n *\n * _.isTypedArray([]);\n * // => false\n */\nvar isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;\n\n/** Used for built-in method references. */\nvar objectProto$2 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$1 = objectProto$2.hasOwnProperty;\n\n/**\n * Creates an array of the enumerable property names of the array-like `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @param {boolean} inherited Specify returning inherited property names.\n * @returns {Array} Returns the array of property names.\n */\nfunction arrayLikeKeys(value, inherited) {\n var isArr = isArray(value),\n isArg = !isArr && isArguments(value),\n isBuff = !isArr && !isArg && isBuffer(value),\n isType = !isArr && !isArg && !isBuff && isTypedArray(value),\n skipIndexes = isArr || isArg || isBuff || isType,\n result = skipIndexes ? baseTimes(value.length, String) : [],\n length = result.length;\n\n for (var key in value) {\n if ((inherited || hasOwnProperty$1.call(value, key)) &&\n !(skipIndexes && (\n // Safari 9 has enumerable `arguments.length` in strict mode.\n key == 'length' ||\n // Node.js 0.10 has enumerable non-index properties on buffers.\n (isBuff && (key == 'offset' || key == 'parent')) ||\n // PhantomJS 2 has enumerable non-index properties on typed arrays.\n (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||\n // Skip index properties.\n isIndex(key, length)\n ))) {\n result.push(key);\n }\n }\n return result;\n}\n\n/** Used for built-in method references. */\nvar objectProto$5 = Object.prototype;\n\n/**\n * Checks if `value` is likely a prototype object.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.\n */\nfunction isPrototype(value) {\n var Ctor = value && value.constructor,\n proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto$5;\n\n return value === proto;\n}\n\n/**\n * Creates a unary function that invokes `func` with its argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\nfunction overArg(func, transform) {\n return function(arg) {\n return func(transform(arg));\n };\n}\n\n/* Built-in method references for those with the same name as other `lodash` methods. */\nvar nativeKeys = overArg(Object.keys, Object);\n\n/** Used for built-in method references. */\nvar objectProto$4 = Object.prototype;\n\n/** Used to check objects for own properties. */\nvar hasOwnProperty$3 = objectProto$4.hasOwnProperty;\n\n/**\n * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\nfunction baseKeys(object) {\n if (!isPrototype(object)) {\n return nativeKeys(object);\n }\n var result = [];\n for (var key in Object(object)) {\n if (hasOwnProperty$3.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n return result;\n}\n\n/**\n * Creates an array of the own enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects. See the\n * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * for more details.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keys(new Foo);\n * // => ['a', 'b'] (iteration order is not guaranteed)\n *\n * _.keys('hi');\n * // => ['0', '1']\n */\nfunction keys(object) {\n return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);\n}\n\nfunction createArrayIterator(coll) {\n var i = -1;\n var len = coll.length;\n return function next() {\n return ++i < len ? {value: coll[i], key: i} : null;\n }\n}\n\nfunction createES2015Iterator(iterator) {\n var i = -1;\n return function next() {\n var item = iterator.next();\n if (item.done)\n return null;\n i++;\n return {value: item.value, key: i};\n }\n}\n\nfunction createObjectIterator(obj) {\n var okeys = keys(obj);\n var i = -1;\n var len = okeys.length;\n return function next() {\n var key = okeys[++i];\n if (key === '__proto__') {\n return next();\n }\n return i < len ? {value: obj[key], key: key} : null;\n };\n}\n\nfunction iterator(coll) {\n if (isArrayLike(coll)) {\n return createArrayIterator(coll);\n }\n\n var iterator = getIterator(coll);\n return iterator ? createES2015Iterator(iterator) : createObjectIterator(coll);\n}\n\nfunction onlyOnce(fn) {\n return function() {\n if (fn === null) throw new Error(\"Callback was already called.\");\n var callFn = fn;\n fn = null;\n callFn.apply(this, arguments);\n };\n}\n\nfunction _eachOfLimit(limit) {\n return function (obj, iteratee, callback) {\n callback = once(callback || noop);\n if (limit <= 0 || !obj) {\n return callback(null);\n }\n var nextElem = iterator(obj);\n var done = false;\n var running = 0;\n var looping = false;\n\n function iterateeCallback(err, value) {\n running -= 1;\n if (err) {\n done = true;\n callback(err);\n }\n else if (value === breakLoop || (done && running <= 0)) {\n done = true;\n return callback(null);\n }\n else if (!looping) {\n replenish();\n }\n }\n\n function replenish () {\n looping = true;\n while (running < limit && !done) {\n var elem = nextElem();\n if (elem === null) {\n done = true;\n if (running <= 0) {\n callback(null);\n }\n return;\n }\n running += 1;\n iteratee(elem.value, elem.key, onlyOnce(iterateeCallback));\n }\n looping = false;\n }\n\n replenish();\n };\n}\n\n/**\n * The same as [`eachOf`]{@link module:Collections.eachOf} but runs a maximum of `limit` async operations at a\n * time.\n *\n * @name eachOfLimit\n * @static\n * @memberOf module:Collections\n * @method\n * @see [async.eachOf]{@link module:Collections.eachOf}\n * @alias forEachOfLimit\n * @category Collection\n * @param {Array|Iterable|Object} coll - A collection to iterate over.\n * @param {number} limit - The maximum number of async operations at a time.\n * @param {AsyncFunction} iteratee - An async function to apply to each\n * item in `coll`. The `key` is the item's key, or index in the case of an\n * array.\n * Invoked with (item, key, callback).\n * @param {Function} [callback] - A callback which is called when all\n * `iteratee` functions have finished, or an error occurs. Invoked with (err).\n */\nfunction eachOfLimit(coll, limit, iteratee, callback) {\n _eachOfLimit(limit)(coll, wrapAsync(iteratee), callback);\n}\n\nfunction doLimit(fn, limit) {\n return function (iterable, iteratee, callback) {\n return fn(iterable, limit, iteratee, callback);\n };\n}\n\n// eachOf implementation optimized for array-likes\nfunction eachOfArrayLike(coll, iteratee, callback) {\n callback = once(callback || noop);\n var index = 0,\n completed = 0,\n length = coll.length;\n if (length === 0) {\n callback(null);\n }\n\n function iteratorCallback(err, value) {\n if (err) {\n callback(err);\n } else if ((++completed === length) || value === breakLoop) {\n callback(null);\n }\n }\n\n for (; index < length; index++) {\n iteratee(coll[index], index, onlyOnce(iteratorCallback));\n }\n}\n\n// a generic version of eachOf which can handle array, object, and iterator cases.\nvar eachOfGeneric = doLimit(eachOfLimit, Infinity);\n\n/**\n * Like [`each`]{@link module:Collections.each}, except that it passes the key (or index) as the second argument\n * to the iteratee.\n *\n * @name eachOf\n * @static\n * @memberOf module:Collections\n * @method\n * @alias forEachOf\n * @category Collection\n * @see [async.each]{@link module:Collections.each}\n * @param {Array|Iterable|Object} coll - A collection to iterate over.\n * @param {AsyncFunction} iteratee - A function to apply to each\n * item in `coll`.\n * The `key` is the item's key, or index in the case of an array.\n * Invoked with (item, key, callback).\n * @param {Function} [callback] - A callback which is called when all\n * `iteratee` functions have finished, or an error occurs. Invoked with (err).\n * @example\n *\n * var obj = {dev: \"/dev.json\", test: \"/test.json\", prod: \"/prod.json\"};\n * var configs = {};\n *\n * async.forEachOf(obj, function (value, key, callback) {\n * fs.readFile(__dirname + value, \"utf8\", function (err, data) {\n * if (err) return callback(err);\n * try {\n * configs[key] = JSON.parse(data);\n * } catch (e) {\n * return callback(e);\n * }\n * callback();\n * });\n * }, function (err) {\n * if (err) console.error(err.message);\n * // configs is now a map of JSON data\n * doSomethingWith(configs);\n * });\n */\nvar eachOf = function(coll, iteratee, callback) {\n var eachOfImplementation = isArrayLike(coll) ? eachOfArrayLike : eachOfGeneric;\n eachOfImplementation(coll, wrapAsync(iteratee), callback);\n};\n\nfunction doParallel(fn) {\n return function (obj, iteratee, callback) {\n return fn(eachOf, obj, wrapAsync(iteratee), callback);\n };\n}\n\nfunction _asyncMap(eachfn, arr, iteratee, callback) {\n callback = callback || noop;\n arr = arr || [];\n var results = [];\n var counter = 0;\n var _iteratee = wrapAsync(iteratee);\n\n eachfn(arr, function (value, _, callback) {\n var index = counter++;\n _iteratee(value, function (err, v) {\n results[index] = v;\n callback(err);\n });\n }, function (err) {\n callback(err, results);\n });\n}\n\n/**\n * Produces a new collection of values by mapping each value in `coll` through\n * the `iteratee` function. The `iteratee` is called with an item from `coll`\n * and a callback for when it has finished processing. Each of these callback\n * takes 2 arguments: an `error`, and the transformed item from `coll`. If\n * `iteratee` passes an error to its callback, the main `callback` (for the\n * `map` function) is immediately called with the error.\n *\n * Note, that since this function applies the `iteratee` to each item in\n * parallel, there is no guarantee that the `iteratee` functions will complete\n * in order. However, the results array will be in the same order as the\n * original `coll`.\n *\n * If `map` is passed an Object, the results will be an Array. The results\n * will roughly be in the order of the original Objects' keys (but this can\n * vary across JavaScript engines).\n *\n * @name map\n * @static\n * @memberOf module:Collections\n * @method\n * @category Collection\n * @param {Array|Iterable|Object} coll - A collection to iterate over.\n * @param {AsyncFunction} iteratee - An async function to apply to each item in\n * `coll`.\n * The iteratee should complete with the transformed item.\n * Invoked with (item, callback).\n * @param {Function} [callback] - A callback which is called when all `iteratee`\n * functions have finished, or an error occurs. Results is an Array of the\n * transformed items from the `coll`. Invoked with (err, results).\n * @example\n *\n * async.map(['file1','file2','file3'], fs.stat, function(err, results) {\n * // results is now an array of stats for each file\n * });\n */\nvar map = doParallel(_asyncMap);\n\n/**\n * Applies the provided arguments to each function in the array, calling\n * `callback` after all functions have completed. If you only provide the first\n * argument, `fns`, then it will return a function which lets you pass in the\n * arguments as if it were a single function call. If more arguments are\n * provided, `callback` is required while `args` is still optional.\n *\n * @name applyEach\n * @static\n * @memberOf module:ControlFlow\n * @method\n * @category Control Flow\n * @param {Array|Iterable|Object} fns - A collection of {@link AsyncFunction}s\n * to all call with the same arguments\n * @param {...*} [args] - any number of separate arguments to pass to the\n * function.\n * @param {Function} [callback] - the final argument should be the callback,\n * called when all functions have completed processing.\n * @returns {Function} - If only the first argument, `fns`, is provided, it will\n * return a function which lets you pass in the arguments as if it were a single\n * function call. The signature is `(..args, callback)`. If invoked with any\n * arguments, `callback` is required.\n * @example\n *\n * async.applyEach([enableSearch, updateSchema], 'bucket', callback);\n *\n * // partial application example:\n * async.each(\n * buckets,\n * async.applyEach([enableSearch, updateSchema]),\n * callback\n * );\n */\nvar applyEach = applyEach$1(map);\n\nfunction doParallelLimit(fn) {\n return function (obj, limit, iteratee, callback) {\n return fn(_eachOfLimit(limit), obj, wrapAsync(iteratee), callback);\n };\n}\n\n/**\n * The same as [`map`]{@link module:Collections.map} but runs a maximum of `limit` async operations at a time.\n *\n * @name mapLimit\n * @static\n * @memberOf module:Collections\n * @method\n * @see [async.map]{@link module:Collections.map}\n * @category Collection\n * @param {Array|Iterable|Object} coll - A collection to iterate over.\n * @param {number} limit - The maximum number of async operations at a time.\n * @param {AsyncFunction} iteratee - An async function to apply to each item in\n * `coll`.\n * The iteratee should complete with the transformed item.\n * Invoked with (item, callback).\n * @param {Function} [callback] - A callback which is called when all `iteratee`\n * functions have finished, or an error occurs. Results is an array of the\n * transformed items from the `coll`. Invoked with (err, results).\n */\nvar mapLimit = doParallelLimit(_asyncMap);\n\n/**\n * The same as [`map`]{@link module:Collections.map} but runs only a single async operation at a time.\n *\n * @name mapSeries\n * @static\n * @memberOf module:Collections\n * @method\n * @see [async.map]{@link module:Collections.map}\n * @category Collection\n * @param {Array|Iterable|Object} coll - A collection to iterate over.\n * @param {AsyncFunction} iteratee - An async function to apply to each item in\n * `coll`.\n * The iteratee should complete with the transformed item.\n * Invoked with (item, callback).\n * @param {Function} [callback] - A callback which is called when all `iteratee`\n * functions have finished, or an error occurs. Results is an array of the\n * transformed items from the `coll`. Invoked with (err, results).\n */\nvar mapSeries = doLimit(mapLimit, 1);\n\n/**\n * The same as [`applyEach`]{@link module:ControlFlow.applyEach} but runs only a single async operation at a time.\n *\n * @name applyEachSeries\n * @static\n * @memberOf module:ControlFlow\n * @method\n * @see [async.applyEach]{@link module:ControlFlow.applyEach}\n * @category Control Flow\n * @param {Array|Iterable|Object} fns - A collection of {@link AsyncFunction}s to all\n * call with the same arguments\n * @param {...*} [args] - any number of separate arguments to pass to the\n * function.\n * @param {Function} [callback] - the final argument should be the callback,\n * called when all functions have completed processing.\n * @returns {Function} - If only the first argument is provided, it will return\n * a function which lets you pass in the arguments as if it were a single\n * function call.\n */\nvar applyEachSeries = applyEach$1(mapSeries);\n\n/**\n * A specialized version of `_.forEach` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\nfunction arrayEach(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (iteratee(array[index], index, array) === false) {\n break;\n }\n }\n return array;\n}\n\n/**\n * Creates a base function for methods like `_.forIn` and `_.forOwn`.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\nfunction createBaseFor(fromRight) {\n return function(object, iteratee, keysFunc) {\n var index = -1,\n iterable = Object(object),\n props = keysFunc(object),\n length = props.length;\n\n while (length--) {\n var key = props[fromRight ? length : ++index];\n if (iteratee(iterable[key], key, iterable) === false) {\n break;\n }\n }\n return object;\n };\n}\n\n/**\n * The base implementation of `baseForOwn` which iterates over `object`\n * properties returned by `keysFunc` and invokes `iteratee` for each property.\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\nvar baseFor = createBaseFor();\n\n/**\n * The base implementation of `_.forOwn` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n *