// ProgressBar.js 1.1.1
// https://kimmobrunfeldt.github.io/progressbar.js
// License: MIT
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.ProgressBar = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i
* Build: `lodash modularize exports="npm" -o ./`
* Copyright OpenJS Foundation and other contributors
* Released under MIT license
* Based on Underscore.js 1.8.3
* Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
*/
/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
/** Used to stand-in for `undefined` hash values. */
var HASH_UNDEFINED = '__lodash_hash_undefined__';
/** Used to detect hot functions by number of calls within a span of milliseconds. */
var HOT_COUNT = 800,
HOT_SPAN = 16;
/** Used as references for various `Number` constants. */
var MAX_SAFE_INTEGER = 9007199254740991;
/** `Object#toString` result references. */
var argsTag = '[object Arguments]',
arrayTag = '[object Array]',
asyncTag = '[object AsyncFunction]',
boolTag = '[object Boolean]',
dateTag = '[object Date]',
errorTag = '[object Error]',
funcTag = '[object Function]',
genTag = '[object GeneratorFunction]',
mapTag = '[object Map]',
numberTag = '[object Number]',
nullTag = '[object Null]',
objectTag = '[object Object]',
proxyTag = '[object Proxy]',
regexpTag = '[object RegExp]',
setTag = '[object Set]',
stringTag = '[object String]',
undefinedTag = '[object Undefined]',
weakMapTag = '[object WeakMap]';
var arrayBufferTag = '[object ArrayBuffer]',
dataViewTag = '[object DataView]',
float32Tag = '[object Float32Array]',
float64Tag = '[object Float64Array]',
int8Tag = '[object Int8Array]',
int16Tag = '[object Int16Array]',
int32Tag = '[object Int32Array]',
uint8Tag = '[object Uint8Array]',
uint8ClampedTag = '[object Uint8ClampedArray]',
uint16Tag = '[object Uint16Array]',
uint32Tag = '[object Uint32Array]';
/**
* Used to match `RegExp`
* [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
*/
var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
/** Used to detect host constructors (Safari). */
var reIsHostCtor = /^\[object .+?Constructor\]$/;
/** Used to detect unsigned integer values. */
var reIsUint = /^(?:0|[1-9]\d*)$/;
/** Used to identify `toStringTag` values of typed arrays. */
var typedArrayTags = {};
typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
typedArrayTags[uint32Tag] = true;
typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
typedArrayTags[errorTag] = typedArrayTags[funcTag] =
typedArrayTags[mapTag] = typedArrayTags[numberTag] =
typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
typedArrayTags[setTag] = typedArrayTags[stringTag] =
typedArrayTags[weakMapTag] = false;
/** Detect free variable `global` from Node.js. */
var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;
/** Detect free variable `self`. */
var freeSelf = typeof self == 'object' && self && self.Object === Object && self;
/** Used as a reference to the global object. */
var root = freeGlobal || freeSelf || Function('return this')();
/** Detect free variable `exports`. */
var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
/** Detect free variable `module`. */
var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
/** Detect the popular CommonJS extension `module.exports`. */
var moduleExports = freeModule && freeModule.exports === freeExports;
/** Detect free variable `process` from Node.js. */
var freeProcess = moduleExports && freeGlobal.process;
/** Used to access faster Node.js helpers. */
var nodeUtil = (function() {
try {
// Use `util.types` for Node.js 10+.
var types = freeModule && freeModule.require && freeModule.require('util').types;
if (types) {
return types;
}
// Legacy `process.binding('util')` for Node.js < 10.
return freeProcess && freeProcess.binding && freeProcess.binding('util');
} catch (e) {}
}());
/* Node.js helper references. */
var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;
/**
* A faster alternative to `Function#apply`, this function invokes `func`
* with the `this` binding of `thisArg` and the arguments of `args`.
*
* @private
* @param {Function} func The function to invoke.
* @param {*} thisArg The `this` binding of `func`.
* @param {Array} args The arguments to invoke `func` with.
* @returns {*} Returns the result of `func`.
*/
function apply(func, thisArg, args) {
switch (args.length) {
case 0: return func.call(thisArg);
case 1: return func.call(thisArg, args[0]);
case 2: return func.call(thisArg, args[0], args[1]);
case 3: return func.call(thisArg, args[0], args[1], args[2]);
}
return func.apply(thisArg, args);
}
/**
* The base implementation of `_.times` without support for iteratee shorthands
* or max array length checks.
*
* @private
* @param {number} n The number of times to invoke `iteratee`.
* @param {Function} iteratee The function invoked per iteration.
* @returns {Array} Returns the array of results.
*/
function baseTimes(n, iteratee) {
var index = -1,
result = Array(n);
while (++index < n) {
result[index] = iteratee(index);
}
return result;
}
/**
* The base implementation of `_.unary` without support for storing metadata.
*
* @private
* @param {Function} func The function to cap arguments for.
* @returns {Function} Returns the new capped function.
*/
function baseUnary(func) {
return function(value) {
return func(value);
};
}
/**
* Gets the value at `key` of `object`.
*
* @private
* @param {Object} [object] The object to query.
* @param {string} key The key of the property to get.
* @returns {*} Returns the property value.
*/
function getValue(object, key) {
return object == null ? undefined : object[key];
}
/**
* Creates a unary function that invokes `func` with its argument transformed.
*
* @private
* @param {Function} func The function to wrap.
* @param {Function} transform The argument transform.
* @returns {Function} Returns the new function.
*/
function overArg(func, transform) {
return function(arg) {
return func(transform(arg));
};
}
/** Used for built-in method references. */
var arrayProto = Array.prototype,
funcProto = Function.prototype,
objectProto = Object.prototype;
/** Used to detect overreaching core-js shims. */
var coreJsData = root['__core-js_shared__'];
/** Used to resolve the decompiled source of functions. */
var funcToString = funcProto.toString;
/** Used to check objects for own properties. */
var hasOwnProperty = objectProto.hasOwnProperty;
/** Used to detect methods masquerading as native. */
var maskSrcKey = (function() {
var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
return uid ? ('Symbol(src)_1.' + uid) : '';
}());
/**
* Used to resolve the
* [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
* of values.
*/
var nativeObjectToString = objectProto.toString;
/** Used to infer the `Object` constructor. */
var objectCtorString = funcToString.call(Object);
/** Used to detect if a method is native. */
var reIsNative = RegExp('^' +
funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
.replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
);
/** Built-in value references. */
var Buffer = moduleExports ? root.Buffer : undefined,
Symbol = root.Symbol,
Uint8Array = root.Uint8Array,
allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined,
getPrototype = overArg(Object.getPrototypeOf, Object),
objectCreate = Object.create,
propertyIsEnumerable = objectProto.propertyIsEnumerable,
splice = arrayProto.splice,
symToStringTag = Symbol ? Symbol.toStringTag : undefined;
var defineProperty = (function() {
try {
var func = getNative(Object, 'defineProperty');
func({}, '', {});
return func;
} catch (e) {}
}());
/* Built-in method references for those with the same name as other `lodash` methods. */
var nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
nativeMax = Math.max,
nativeNow = Date.now;
/* Built-in method references that are verified to be native. */
var Map = getNative(root, 'Map'),
nativeCreate = getNative(Object, 'create');
/**
* The base implementation of `_.create` without support for assigning
* properties to the created object.
*
* @private
* @param {Object} proto The object to inherit from.
* @returns {Object} Returns the new object.
*/
var baseCreate = (function() {
function object() {}
return function(proto) {
if (!isObject(proto)) {
return {};
}
if (objectCreate) {
return objectCreate(proto);
}
object.prototype = proto;
var result = new object;
object.prototype = undefined;
return result;
};
}());
/**
* Creates a hash object.
*
* @private
* @constructor
* @param {Array} [entries] The key-value pairs to cache.
*/
function Hash(entries) {
var index = -1,
length = entries == null ? 0 : entries.length;
this.clear();
while (++index < length) {
var entry = entries[index];
this.set(entry[0], entry[1]);
}
}
/**
* Removes all key-value entries from the hash.
*
* @private
* @name clear
* @memberOf Hash
*/
function hashClear() {
this.__data__ = nativeCreate ? nativeCreate(null) : {};
this.size = 0;
}
/**
* Removes `key` and its value from the hash.
*
* @private
* @name delete
* @memberOf Hash
* @param {Object} hash The hash to modify.
* @param {string} key The key of the value to remove.
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
*/
function hashDelete(key) {
var result = this.has(key) && delete this.__data__[key];
this.size -= result ? 1 : 0;
return result;
}
/**
* Gets the hash value for `key`.
*
* @private
* @name get
* @memberOf Hash
* @param {string} key The key of the value to get.
* @returns {*} Returns the entry value.
*/
function hashGet(key) {
var data = this.__data__;
if (nativeCreate) {
var result = data[key];
return result === HASH_UNDEFINED ? undefined : result;
}
return hasOwnProperty.call(data, key) ? data[key] : undefined;
}
/**
* Checks if a hash value for `key` exists.
*
* @private
* @name has
* @memberOf Hash
* @param {string} key The key of the entry to check.
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
*/
function hashHas(key) {
var data = this.__data__;
return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);
}
/**
* Sets the hash `key` to `value`.
*
* @private
* @name set
* @memberOf Hash
* @param {string} key The key of the value to set.
* @param {*} value The value to set.
* @returns {Object} Returns the hash instance.
*/
function hashSet(key, value) {
var data = this.__data__;
this.size += this.has(key) ? 0 : 1;
data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
return this;
}
// Add methods to `Hash`.
Hash.prototype.clear = hashClear;
Hash.prototype['delete'] = hashDelete;
Hash.prototype.get = hashGet;
Hash.prototype.has = hashHas;
Hash.prototype.set = hashSet;
/**
* Creates an list cache object.
*
* @private
* @constructor
* @param {Array} [entries] The key-value pairs to cache.
*/
function ListCache(entries) {
var index = -1,
length = entries == null ? 0 : entries.length;
this.clear();
while (++index < length) {
var entry = entries[index];
this.set(entry[0], entry[1]);
}
}
/**
* Removes all key-value entries from the list cache.
*
* @private
* @name clear
* @memberOf ListCache
*/
function listCacheClear() {
this.__data__ = [];
this.size = 0;
}
/**
* Removes `key` and its value from the list cache.
*
* @private
* @name delete
* @memberOf ListCache
* @param {string} key The key of the value to remove.
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
*/
function listCacheDelete(key) {
var data = this.__data__,
index = assocIndexOf(data, key);
if (index < 0) {
return false;
}
var lastIndex = data.length - 1;
if (index == lastIndex) {
data.pop();
} else {
splice.call(data, index, 1);
}
--this.size;
return true;
}
/**
* Gets the list cache value for `key`.
*
* @private
* @name get
* @memberOf ListCache
* @param {string} key The key of the value to get.
* @returns {*} Returns the entry value.
*/
function listCacheGet(key) {
var data = this.__data__,
index = assocIndexOf(data, key);
return index < 0 ? undefined : data[index][1];
}
/**
* Checks if a list cache value for `key` exists.
*
* @private
* @name has
* @memberOf ListCache
* @param {string} key The key of the entry to check.
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
*/
function listCacheHas(key) {
return assocIndexOf(this.__data__, key) > -1;
}
/**
* Sets the list cache `key` to `value`.
*
* @private
* @name set
* @memberOf ListCache
* @param {string} key The key of the value to set.
* @param {*} value The value to set.
* @returns {Object} Returns the list cache instance.
*/
function listCacheSet(key, value) {
var data = this.__data__,
index = assocIndexOf(data, key);
if (index < 0) {
++this.size;
data.push([key, value]);
} else {
data[index][1] = value;
}
return this;
}
// Add methods to `ListCache`.
ListCache.prototype.clear = listCacheClear;
ListCache.prototype['delete'] = listCacheDelete;
ListCache.prototype.get = listCacheGet;
ListCache.prototype.has = listCacheHas;
ListCache.prototype.set = listCacheSet;
/**
* Creates a map cache object to store key-value pairs.
*
* @private
* @constructor
* @param {Array} [entries] The key-value pairs to cache.
*/
function MapCache(entries) {
var index = -1,
length = entries == null ? 0 : entries.length;
this.clear();
while (++index < length) {
var entry = entries[index];
this.set(entry[0], entry[1]);
}
}
/**
* Removes all key-value entries from the map.
*
* @private
* @name clear
* @memberOf MapCache
*/
function mapCacheClear() {
this.size = 0;
this.__data__ = {
'hash': new Hash,
'map': new (Map || ListCache),
'string': new Hash
};
}
/**
* Removes `key` and its value from the map.
*
* @private
* @name delete
* @memberOf MapCache
* @param {string} key The key of the value to remove.
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
*/
function mapCacheDelete(key) {
var result = getMapData(this, key)['delete'](key);
this.size -= result ? 1 : 0;
return result;
}
/**
* Gets the map value for `key`.
*
* @private
* @name get
* @memberOf MapCache
* @param {string} key The key of the value to get.
* @returns {*} Returns the entry value.
*/
function mapCacheGet(key) {
return getMapData(this, key).get(key);
}
/**
* Checks if a map value for `key` exists.
*
* @private
* @name has
* @memberOf MapCache
* @param {string} key The key of the entry to check.
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
*/
function mapCacheHas(key) {
return getMapData(this, key).has(key);
}
/**
* Sets the map `key` to `value`.
*
* @private
* @name set
* @memberOf MapCache
* @param {string} key The key of the value to set.
* @param {*} value The value to set.
* @returns {Object} Returns the map cache instance.
*/
function mapCacheSet(key, value) {
var data = getMapData(this, key),
size = data.size;
data.set(key, value);
this.size += data.size == size ? 0 : 1;
return this;
}
// Add methods to `MapCache`.
MapCache.prototype.clear = mapCacheClear;
MapCache.prototype['delete'] = mapCacheDelete;
MapCache.prototype.get = mapCacheGet;
MapCache.prototype.has = mapCacheHas;
MapCache.prototype.set = mapCacheSet;
/**
* Creates a stack cache object to store key-value pairs.
*
* @private
* @constructor
* @param {Array} [entries] The key-value pairs to cache.
*/
function Stack(entries) {
var data = this.__data__ = new ListCache(entries);
this.size = data.size;
}
/**
* Removes all key-value entries from the stack.
*
* @private
* @name clear
* @memberOf Stack
*/
function stackClear() {
this.__data__ = new ListCache;
this.size = 0;
}
/**
* Removes `key` and its value from the stack.
*
* @private
* @name delete
* @memberOf Stack
* @param {string} key The key of the value to remove.
* @returns {boolean} Returns `true` if the entry was removed, else `false`.
*/
function stackDelete(key) {
var data = this.__data__,
result = data['delete'](key);
this.size = data.size;
return result;
}
/**
* Gets the stack value for `key`.
*
* @private
* @name get
* @memberOf Stack
* @param {string} key The key of the value to get.
* @returns {*} Returns the entry value.
*/
function stackGet(key) {
return this.__data__.get(key);
}
/**
* Checks if a stack value for `key` exists.
*
* @private
* @name has
* @memberOf Stack
* @param {string} key The key of the entry to check.
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
*/
function stackHas(key) {
return this.__data__.has(key);
}
/**
* Sets the stack `key` to `value`.
*
* @private
* @name set
* @memberOf Stack
* @param {string} key The key of the value to set.
* @param {*} value The value to set.
* @returns {Object} Returns the stack cache instance.
*/
function stackSet(key, value) {
var data = this.__data__;
if (data instanceof ListCache) {
var pairs = data.__data__;
if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {
pairs.push([key, value]);
this.size = ++data.size;
return this;
}
data = this.__data__ = new MapCache(pairs);
}
data.set(key, value);
this.size = data.size;
return this;
}
// Add methods to `Stack`.
Stack.prototype.clear = stackClear;
Stack.prototype['delete'] = stackDelete;
Stack.prototype.get = stackGet;
Stack.prototype.has = stackHas;
Stack.prototype.set = stackSet;
/**
* Creates an array of the enumerable property names of the array-like `value`.
*
* @private
* @param {*} value The value to query.
* @param {boolean} inherited Specify returning inherited property names.
* @returns {Array} Returns the array of property names.
*/
function arrayLikeKeys(value, inherited) {
var isArr = isArray(value),
isArg = !isArr && isArguments(value),
isBuff = !isArr && !isArg && isBuffer(value),
isType = !isArr && !isArg && !isBuff && isTypedArray(value),
skipIndexes = isArr || isArg || isBuff || isType,
result = skipIndexes ? baseTimes(value.length, String) : [],
length = result.length;
for (var key in value) {
if ((inherited || hasOwnProperty.call(value, key)) &&
!(skipIndexes && (
// Safari 9 has enumerable `arguments.length` in strict mode.
key == 'length' ||
// Node.js 0.10 has enumerable non-index properties on buffers.
(isBuff && (key == 'offset' || key == 'parent')) ||
// PhantomJS 2 has enumerable non-index properties on typed arrays.
(isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||
// Skip index properties.
isIndex(key, length)
))) {
result.push(key);
}
}
return result;
}
/**
* This function is like `assignValue` except that it doesn't assign
* `undefined` values.
*
* @private
* @param {Object} object The object to modify.
* @param {string} key The key of the property to assign.
* @param {*} value The value to assign.
*/
function assignMergeValue(object, key, value) {
if ((value !== undefined && !eq(object[key], value)) ||
(value === undefined && !(key in object))) {
baseAssignValue(object, key, value);
}
}
/**
* Assigns `value` to `key` of `object` if the existing value is not equivalent
* using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
* for equality comparisons.
*
* @private
* @param {Object} object The object to modify.
* @param {string} key The key of the property to assign.
* @param {*} value The value to assign.
*/
function assignValue(object, key, value) {
var objValue = object[key];
if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||
(value === undefined && !(key in object))) {
baseAssignValue(object, key, value);
}
}
/**
* Gets the index at which the `key` is found in `array` of key-value pairs.
*
* @private
* @param {Array} array The array to inspect.
* @param {*} key The key to search for.
* @returns {number} Returns the index of the matched value, else `-1`.
*/
function assocIndexOf(array, key) {
var length = array.length;
while (length--) {
if (eq(array[length][0], key)) {
return length;
}
}
return -1;
}
/**
* The base implementation of `assignValue` and `assignMergeValue` without
* value checks.
*
* @private
* @param {Object} object The object to modify.
* @param {string} key The key of the property to assign.
* @param {*} value The value to assign.
*/
function baseAssignValue(object, key, value) {
if (key == '__proto__' && defineProperty) {
defineProperty(object, key, {
'configurable': true,
'enumerable': true,
'value': value,
'writable': true
});
} else {
object[key] = value;
}
}
/**
* The base implementation of `baseForOwn` which iterates over `object`
* properties returned by `keysFunc` and invokes `iteratee` for each property.
* Iteratee functions may exit iteration early by explicitly returning `false`.
*
* @private
* @param {Object} object The object to iterate over.
* @param {Function} iteratee The function invoked per iteration.
* @param {Function} keysFunc The function to get the keys of `object`.
* @returns {Object} Returns `object`.
*/
var baseFor = createBaseFor();
/**
* The base implementation of `getTag` without fallbacks for buggy environments.
*
* @private
* @param {*} value The value to query.
* @returns {string} Returns the `toStringTag`.
*/
function baseGetTag(value) {
if (value == null) {
return value === undefined ? undefinedTag : nullTag;
}
return (symToStringTag && symToStringTag in Object(value))
? getRawTag(value)
: objectToString(value);
}
/**
* The base implementation of `_.isArguments`.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is an `arguments` object,
*/
function baseIsArguments(value) {
return isObjectLike(value) && baseGetTag(value) == argsTag;
}
/**
* The base implementation of `_.isNative` without bad shim checks.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a native function,
* else `false`.
*/
function baseIsNative(value) {
if (!isObject(value) || isMasked(value)) {
return false;
}
var pattern = isFunction(value) ? reIsNative : reIsHostCtor;
return pattern.test(toSource(value));
}
/**
* The base implementation of `_.isTypedArray` without Node.js optimizations.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
*/
function baseIsTypedArray(value) {
return isObjectLike(value) &&
isLength(value.length) && !!typedArrayTags[baseGetTag(value)];
}
/**
* The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.
*
* @private
* @param {Object} object The object to query.
* @returns {Array} Returns the array of property names.
*/
function baseKeysIn(object) {
if (!isObject(object)) {
return nativeKeysIn(object);
}
var isProto = isPrototype(object),
result = [];
for (var key in object) {
if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
result.push(key);
}
}
return result;
}
/**
* The base implementation of `_.merge` without support for multiple sources.
*
* @private
* @param {Object} object The destination object.
* @param {Object} source The source object.
* @param {number} srcIndex The index of `source`.
* @param {Function} [customizer] The function to customize merged values.
* @param {Object} [stack] Tracks traversed source values and their merged
* counterparts.
*/
function baseMerge(object, source, srcIndex, customizer, stack) {
if (object === source) {
return;
}
baseFor(source, function(srcValue, key) {
stack || (stack = new Stack);
if (isObject(srcValue)) {
baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);
}
else {
var newValue = customizer
? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack)
: undefined;
if (newValue === undefined) {
newValue = srcValue;
}
assignMergeValue(object, key, newValue);
}
}, keysIn);
}
/**
* A specialized version of `baseMerge` for arrays and objects which performs
* deep merges and tracks traversed objects enabling objects with circular
* references to be merged.
*
* @private
* @param {Object} object The destination object.
* @param {Object} source The source object.
* @param {string} key The key of the value to merge.
* @param {number} srcIndex The index of `source`.
* @param {Function} mergeFunc The function to merge values.
* @param {Function} [customizer] The function to customize assigned values.
* @param {Object} [stack] Tracks traversed source values and their merged
* counterparts.
*/
function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {
var objValue = safeGet(object, key),
srcValue = safeGet(source, key),
stacked = stack.get(srcValue);
if (stacked) {
assignMergeValue(object, key, stacked);
return;
}
var newValue = customizer
? customizer(objValue, srcValue, (key + ''), object, source, stack)
: undefined;
var isCommon = newValue === undefined;
if (isCommon) {
var isArr = isArray(srcValue),
isBuff = !isArr && isBuffer(srcValue),
isTyped = !isArr && !isBuff && isTypedArray(srcValue);
newValue = srcValue;
if (isArr || isBuff || isTyped) {
if (isArray(objValue)) {
newValue = objValue;
}
else if (isArrayLikeObject(objValue)) {
newValue = copyArray(objValue);
}
else if (isBuff) {
isCommon = false;
newValue = cloneBuffer(srcValue, true);
}
else if (isTyped) {
isCommon = false;
newValue = cloneTypedArray(srcValue, true);
}
else {
newValue = [];
}
}
else if (isPlainObject(srcValue) || isArguments(srcValue)) {
newValue = objValue;
if (isArguments(objValue)) {
newValue = toPlainObject(objValue);
}
else if (!isObject(objValue) || isFunction(objValue)) {
newValue = initCloneObject(srcValue);
}
}
else {
isCommon = false;
}
}
if (isCommon) {
// Recursively merge objects and arrays (susceptible to call stack limits).
stack.set(srcValue, newValue);
mergeFunc(newValue, srcValue, srcIndex, customizer, stack);
stack['delete'](srcValue);
}
assignMergeValue(object, key, newValue);
}
/**
* The base implementation of `_.rest` which doesn't validate or coerce arguments.
*
* @private
* @param {Function} func The function to apply a rest parameter to.
* @param {number} [start=func.length-1] The start position of the rest parameter.
* @returns {Function} Returns the new function.
*/
function baseRest(func, start) {
return setToString(overRest(func, start, identity), func + '');
}
/**
* The base implementation of `setToString` without support for hot loop shorting.
*
* @private
* @param {Function} func The function to modify.
* @param {Function} string The `toString` result.
* @returns {Function} Returns `func`.
*/
var baseSetToString = !defineProperty ? identity : function(func, string) {
return defineProperty(func, 'toString', {
'configurable': true,
'enumerable': false,
'value': constant(string),
'writable': true
});
};
/**
* Creates a clone of `buffer`.
*
* @private
* @param {Buffer} buffer The buffer to clone.
* @param {boolean} [isDeep] Specify a deep clone.
* @returns {Buffer} Returns the cloned buffer.
*/
function cloneBuffer(buffer, isDeep) {
if (isDeep) {
return buffer.slice();
}
var length = buffer.length,
result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);
buffer.copy(result);
return result;
}
/**
* Creates a clone of `arrayBuffer`.
*
* @private
* @param {ArrayBuffer} arrayBuffer The array buffer to clone.
* @returns {ArrayBuffer} Returns the cloned array buffer.
*/
function cloneArrayBuffer(arrayBuffer) {
var result = new arrayBuffer.constructor(arrayBuffer.byteLength);
new Uint8Array(result).set(new Uint8Array(arrayBuffer));
return result;
}
/**
* Creates a clone of `typedArray`.
*
* @private
* @param {Object} typedArray The typed array to clone.
* @param {boolean} [isDeep] Specify a deep clone.
* @returns {Object} Returns the cloned typed array.
*/
function cloneTypedArray(typedArray, isDeep) {
var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;
return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);
}
/**
* Copies the values of `source` to `array`.
*
* @private
* @param {Array} source The array to copy values from.
* @param {Array} [array=[]] The array to copy values to.
* @returns {Array} Returns `array`.
*/
function copyArray(source, array) {
var index = -1,
length = source.length;
array || (array = Array(length));
while (++index < length) {
array[index] = source[index];
}
return array;
}
/**
* Copies properties of `source` to `object`.
*
* @private
* @param {Object} source The object to copy properties from.
* @param {Array} props The property identifiers to copy.
* @param {Object} [object={}] The object to copy properties to.
* @param {Function} [customizer] The function to customize copied values.
* @returns {Object} Returns `object`.
*/
function copyObject(source, props, object, customizer) {
var isNew = !object;
object || (object = {});
var index = -1,
length = props.length;
while (++index < length) {
var key = props[index];
var newValue = customizer
? customizer(object[key], source[key], key, object, source)
: undefined;
if (newValue === undefined) {
newValue = source[key];
}
if (isNew) {
baseAssignValue(object, key, newValue);
} else {
assignValue(object, key, newValue);
}
}
return object;
}
/**
* Creates a function like `_.assign`.
*
* @private
* @param {Function} assigner The function to assign values.
* @returns {Function} Returns the new assigner function.
*/
function createAssigner(assigner) {
return baseRest(function(object, sources) {
var index = -1,
length = sources.length,
customizer = length > 1 ? sources[length - 1] : undefined,
guard = length > 2 ? sources[2] : undefined;
customizer = (assigner.length > 3 && typeof customizer == 'function')
? (length--, customizer)
: undefined;
if (guard && isIterateeCall(sources[0], sources[1], guard)) {
customizer = length < 3 ? undefined : customizer;
length = 1;
}
object = Object(object);
while (++index < length) {
var source = sources[index];
if (source) {
assigner(object, source, index, customizer);
}
}
return object;
});
}
/**
* Creates a base function for methods like `_.forIn` and `_.forOwn`.
*
* @private
* @param {boolean} [fromRight] Specify iterating from right to left.
* @returns {Function} Returns the new base function.
*/
function createBaseFor(fromRight) {
return function(object, iteratee, keysFunc) {
var index = -1,
iterable = Object(object),
props = keysFunc(object),
length = props.length;
while (length--) {
var key = props[fromRight ? length : ++index];
if (iteratee(iterable[key], key, iterable) === false) {
break;
}
}
return object;
};
}
/**
* Gets the data for `map`.
*
* @private
* @param {Object} map The map to query.
* @param {string} key The reference key.
* @returns {*} Returns the map data.
*/
function getMapData(map, key) {
var data = map.__data__;
return isKeyable(key)
? data[typeof key == 'string' ? 'string' : 'hash']
: data.map;
}
/**
* Gets the native function at `key` of `object`.
*
* @private
* @param {Object} object The object to query.
* @param {string} key The key of the method to get.
* @returns {*} Returns the function if it's native, else `undefined`.
*/
function getNative(object, key) {
var value = getValue(object, key);
return baseIsNative(value) ? value : undefined;
}
/**
* A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
*
* @private
* @param {*} value The value to query.
* @returns {string} Returns the raw `toStringTag`.
*/
function getRawTag(value) {
var isOwn = hasOwnProperty.call(value, symToStringTag),
tag = value[symToStringTag];
try {
value[symToStringTag] = undefined;
var unmasked = true;
} catch (e) {}
var result = nativeObjectToString.call(value);
if (unmasked) {
if (isOwn) {
value[symToStringTag] = tag;
} else {
delete value[symToStringTag];
}
}
return result;
}
/**
* Initializes an object clone.
*
* @private
* @param {Object} object The object to clone.
* @returns {Object} Returns the initialized clone.
*/
function initCloneObject(object) {
return (typeof object.constructor == 'function' && !isPrototype(object))
? baseCreate(getPrototype(object))
: {};
}
/**
* Checks if `value` is a valid array-like index.
*
* @private
* @param {*} value The value to check.
* @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
* @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
*/
function isIndex(value, length) {
var type = typeof value;
length = length == null ? MAX_SAFE_INTEGER : length;
return !!length &&
(type == 'number' ||
(type != 'symbol' && reIsUint.test(value))) &&
(value > -1 && value % 1 == 0 && value < length);
}
/**
* Checks if the given arguments are from an iteratee call.
*
* @private
* @param {*} value The potential iteratee value argument.
* @param {*} index The potential iteratee index or key argument.
* @param {*} object The potential iteratee object argument.
* @returns {boolean} Returns `true` if the arguments are from an iteratee call,
* else `false`.
*/
function isIterateeCall(value, index, object) {
if (!isObject(object)) {
return false;
}
var type = typeof index;
if (type == 'number'
? (isArrayLike(object) && isIndex(index, object.length))
: (type == 'string' && index in object)
) {
return eq(object[index], value);
}
return false;
}
/**
* Checks if `value` is suitable for use as unique object key.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is suitable, else `false`.
*/
function isKeyable(value) {
var type = typeof value;
return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
? (value !== '__proto__')
: (value === null);
}
/**
* Checks if `func` has its source masked.
*
* @private
* @param {Function} func The function to check.
* @returns {boolean} Returns `true` if `func` is masked, else `false`.
*/
function isMasked(func) {
return !!maskSrcKey && (maskSrcKey in func);
}
/**
* Checks if `value` is likely a prototype object.
*
* @private
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
*/
function isPrototype(value) {
var Ctor = value && value.constructor,
proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;
return value === proto;
}
/**
* This function is like
* [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
* except that it includes inherited enumerable properties.
*
* @private
* @param {Object} object The object to query.
* @returns {Array} Returns the array of property names.
*/
function nativeKeysIn(object) {
var result = [];
if (object != null) {
for (var key in Object(object)) {
result.push(key);
}
}
return result;
}
/**
* Converts `value` to a string using `Object.prototype.toString`.
*
* @private
* @param {*} value The value to convert.
* @returns {string} Returns the converted string.
*/
function objectToString(value) {
return nativeObjectToString.call(value);
}
/**
* A specialized version of `baseRest` which transforms the rest array.
*
* @private
* @param {Function} func The function to apply a rest parameter to.
* @param {number} [start=func.length-1] The start position of the rest parameter.
* @param {Function} transform The rest array transform.
* @returns {Function} Returns the new function.
*/
function overRest(func, start, transform) {
start = nativeMax(start === undefined ? (func.length - 1) : start, 0);
return function() {
var args = arguments,
index = -1,
length = nativeMax(args.length - start, 0),
array = Array(length);
while (++index < length) {
array[index] = args[start + index];
}
index = -1;
var otherArgs = Array(start + 1);
while (++index < start) {
otherArgs[index] = args[index];
}
otherArgs[start] = transform(array);
return apply(func, this, otherArgs);
};
}
/**
* Gets the value at `key`, unless `key` is "__proto__" or "constructor".
*
* @private
* @param {Object} object The object to query.
* @param {string} key The key of the property to get.
* @returns {*} Returns the property value.
*/
function safeGet(object, key) {
if (key === 'constructor' && typeof object[key] === 'function') {
return;
}
if (key == '__proto__') {
return;
}
return object[key];
}
/**
* Sets the `toString` method of `func` to return `string`.
*
* @private
* @param {Function} func The function to modify.
* @param {Function} string The `toString` result.
* @returns {Function} Returns `func`.
*/
var setToString = shortOut(baseSetToString);
/**
* Creates a function that'll short out and invoke `identity` instead
* of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`
* milliseconds.
*
* @private
* @param {Function} func The function to restrict.
* @returns {Function} Returns the new shortable function.
*/
function shortOut(func) {
var count = 0,
lastCalled = 0;
return function() {
var stamp = nativeNow(),
remaining = HOT_SPAN - (stamp - lastCalled);
lastCalled = stamp;
if (remaining > 0) {
if (++count >= HOT_COUNT) {
return arguments[0];
}
} else {
count = 0;
}
return func.apply(undefined, arguments);
};
}
/**
* Converts `func` to its source code.
*
* @private
* @param {Function} func The function to convert.
* @returns {string} Returns the source code.
*/
function toSource(func) {
if (func != null) {
try {
return funcToString.call(func);
} catch (e) {}
try {
return (func + '');
} catch (e) {}
}
return '';
}
/**
* Performs a
* [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
* comparison between two values to determine if they are equivalent.
*
* @static
* @memberOf _
* @since 4.0.0
* @category Lang
* @param {*} value The value to compare.
* @param {*} other The other value to compare.
* @returns {boolean} Returns `true` if the values are equivalent, else `false`.
* @example
*
* var object = { 'a': 1 };
* var other = { 'a': 1 };
*
* _.eq(object, object);
* // => true
*
* _.eq(object, other);
* // => false
*
* _.eq('a', 'a');
* // => true
*
* _.eq('a', Object('a'));
* // => false
*
* _.eq(NaN, NaN);
* // => true
*/
function eq(value, other) {
return value === other || (value !== value && other !== other);
}
/**
* Checks if `value` is likely an `arguments` object.
*
* @static
* @memberOf _
* @since 0.1.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is an `arguments` object,
* else `false`.
* @example
*
* _.isArguments(function() { return arguments; }());
* // => true
*
* _.isArguments([1, 2, 3]);
* // => false
*/
var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {
return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&
!propertyIsEnumerable.call(value, 'callee');
};
/**
* Checks if `value` is classified as an `Array` object.
*
* @static
* @memberOf _
* @since 0.1.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is an array, else `false`.
* @example
*
* _.isArray([1, 2, 3]);
* // => true
*
* _.isArray(document.body.children);
* // => false
*
* _.isArray('abc');
* // => false
*
* _.isArray(_.noop);
* // => false
*/
var isArray = Array.isArray;
/**
* Checks if `value` is array-like. A value is considered array-like if it's
* not a function and has a `value.length` that's an integer greater than or
* equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
*
* @static
* @memberOf _
* @since 4.0.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is array-like, else `false`.
* @example
*
* _.isArrayLike([1, 2, 3]);
* // => true
*
* _.isArrayLike(document.body.children);
* // => true
*
* _.isArrayLike('abc');
* // => true
*
* _.isArrayLike(_.noop);
* // => false
*/
function isArrayLike(value) {
return value != null && isLength(value.length) && !isFunction(value);
}
/**
* This method is like `_.isArrayLike` except that it also checks if `value`
* is an object.
*
* @static
* @memberOf _
* @since 4.0.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is an array-like object,
* else `false`.
* @example
*
* _.isArrayLikeObject([1, 2, 3]);
* // => true
*
* _.isArrayLikeObject(document.body.children);
* // => true
*
* _.isArrayLikeObject('abc');
* // => false
*
* _.isArrayLikeObject(_.noop);
* // => false
*/
function isArrayLikeObject(value) {
return isObjectLike(value) && isArrayLike(value);
}
/**
* Checks if `value` is a buffer.
*
* @static
* @memberOf _
* @since 4.3.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
* @example
*
* _.isBuffer(new Buffer(2));
* // => true
*
* _.isBuffer(new Uint8Array(2));
* // => false
*/
var isBuffer = nativeIsBuffer || stubFalse;
/**
* Checks if `value` is classified as a `Function` object.
*
* @static
* @memberOf _
* @since 0.1.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a function, else `false`.
* @example
*
* _.isFunction(_);
* // => true
*
* _.isFunction(/abc/);
* // => false
*/
function isFunction(value) {
if (!isObject(value)) {
return false;
}
// The use of `Object#toString` avoids issues with the `typeof` operator
// in Safari 9 which returns 'object' for typed arrays and other constructors.
var tag = baseGetTag(value);
return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;
}
/**
* Checks if `value` is a valid array-like length.
*
* **Note:** This method is loosely based on
* [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
*
* @static
* @memberOf _
* @since 4.0.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
* @example
*
* _.isLength(3);
* // => true
*
* _.isLength(Number.MIN_VALUE);
* // => false
*
* _.isLength(Infinity);
* // => false
*
* _.isLength('3');
* // => false
*/
function isLength(value) {
return typeof value == 'number' &&
value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
}
/**
* Checks if `value` is the
* [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
* of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
*
* @static
* @memberOf _
* @since 0.1.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is an object, else `false`.
* @example
*
* _.isObject({});
* // => true
*
* _.isObject([1, 2, 3]);
* // => true
*
* _.isObject(_.noop);
* // => true
*
* _.isObject(null);
* // => false
*/
function isObject(value) {
var type = typeof value;
return value != null && (type == 'object' || type == 'function');
}
/**
* Checks if `value` is object-like. A value is object-like if it's not `null`
* and has a `typeof` result of "object".
*
* @static
* @memberOf _
* @since 4.0.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is object-like, else `false`.
* @example
*
* _.isObjectLike({});
* // => true
*
* _.isObjectLike([1, 2, 3]);
* // => true
*
* _.isObjectLike(_.noop);
* // => false
*
* _.isObjectLike(null);
* // => false
*/
function isObjectLike(value) {
return value != null && typeof value == 'object';
}
/**
* Checks if `value` is a plain object, that is, an object created by the
* `Object` constructor or one with a `[[Prototype]]` of `null`.
*
* @static
* @memberOf _
* @since 0.8.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
* @example
*
* function Foo() {
* this.a = 1;
* }
*
* _.isPlainObject(new Foo);
* // => false
*
* _.isPlainObject([1, 2, 3]);
* // => false
*
* _.isPlainObject({ 'x': 0, 'y': 0 });
* // => true
*
* _.isPlainObject(Object.create(null));
* // => true
*/
function isPlainObject(value) {
if (!isObjectLike(value) || baseGetTag(value) != objectTag) {
return false;
}
var proto = getPrototype(value);
if (proto === null) {
return true;
}
var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;
return typeof Ctor == 'function' && Ctor instanceof Ctor &&
funcToString.call(Ctor) == objectCtorString;
}
/**
* Checks if `value` is classified as a typed array.
*
* @static
* @memberOf _
* @since 3.0.0
* @category Lang
* @param {*} value The value to check.
* @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
* @example
*
* _.isTypedArray(new Uint8Array);
* // => true
*
* _.isTypedArray([]);
* // => false
*/
var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;
/**
* Converts `value` to a plain object flattening inherited enumerable string
* keyed properties of `value` to own properties of the plain object.
*
* @static
* @memberOf _
* @since 3.0.0
* @category Lang
* @param {*} value The value to convert.
* @returns {Object} Returns the converted plain object.
* @example
*
* function Foo() {
* this.b = 2;
* }
*
* Foo.prototype.c = 3;
*
* _.assign({ 'a': 1 }, new Foo);
* // => { 'a': 1, 'b': 2 }
*
* _.assign({ 'a': 1 }, _.toPlainObject(new Foo));
* // => { 'a': 1, 'b': 2, 'c': 3 }
*/
function toPlainObject(value) {
return copyObject(value, keysIn(value));
}
/**
* Creates an array of the own and inherited enumerable property names of `object`.
*
* **Note:** Non-object values are coerced to objects.
*
* @static
* @memberOf _
* @since 3.0.0
* @category Object
* @param {Object} object The object to query.
* @returns {Array} Returns the array of property names.
* @example
*
* function Foo() {
* this.a = 1;
* this.b = 2;
* }
*
* Foo.prototype.c = 3;
*
* _.keysIn(new Foo);
* // => ['a', 'b', 'c'] (iteration order is not guaranteed)
*/
function keysIn(object) {
return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);
}
/**
* This method is like `_.assign` except that it recursively merges own and
* inherited enumerable string keyed properties of source objects into the
* destination object. Source properties that resolve to `undefined` are
* skipped if a destination value exists. Array and plain object properties
* are merged recursively. Other objects and value types are overridden by
* assignment. Source objects are applied from left to right. Subsequent
* sources overwrite property assignments of previous sources.
*
* **Note:** This method mutates `object`.
*
* @static
* @memberOf _
* @since 0.5.0
* @category Object
* @param {Object} object The destination object.
* @param {...Object} [sources] The source objects.
* @returns {Object} Returns `object`.
* @example
*
* var object = {
* 'a': [{ 'b': 2 }, { 'd': 4 }]
* };
*
* var other = {
* 'a': [{ 'c': 3 }, { 'e': 5 }]
* };
*
* _.merge(object, other);
* // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }
*/
var merge = createAssigner(function(object, source, srcIndex) {
baseMerge(object, source, srcIndex);
});
/**
* Creates a function that returns `value`.
*
* @static
* @memberOf _
* @since 2.4.0
* @category Util
* @param {*} value The value to return from the new function.
* @returns {Function} Returns the new constant function.
* @example
*
* var objects = _.times(2, _.constant({ 'a': 1 }));
*
* console.log(objects);
* // => [{ 'a': 1 }, { 'a': 1 }]
*
* console.log(objects[0] === objects[1]);
* // => true
*/
function constant(value) {
return function() {
return value;
};
}
/**
* This method returns the first argument it receives.
*
* @static
* @since 0.1.0
* @memberOf _
* @category Util
* @param {*} value Any value.
* @returns {*} Returns `value`.
* @example
*
* var object = { 'a': 1 };
*
* console.log(_.identity(object) === object);
* // => true
*/
function identity(value) {
return value;
}
/**
* This method returns `false`.
*
* @static
* @memberOf _
* @since 4.13.0
* @category Util
* @returns {boolean} Returns `false`.
* @example
*
* _.times(2, _.stubFalse);
* // => [false, false]
*/
function stubFalse() {
return false;
}
module.exports = merge;
}).call(this)}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{}],2:[function(require,module,exports){
/*! For license information please see shifty.js.LICENSE.txt */
!function(t,n){"object"==typeof exports&&"object"==typeof module?module.exports=n():"function"==typeof define&&define.amd?define("shifty",[],n):"object"==typeof exports?exports.shifty=n():t.shifty=n()}(self,(function(){return function(){"use strict";var t={720:function(t,n,e){e.r(n),e.d(n,{Scene:function(){return sn},Tweenable:function(){return kt},interpolate:function(){return nn},processTweens:function(){return dt},setBezierFunction:function(){return $},shouldScheduleUpdate:function(){return bt},tween:function(){return Pt},unsetBezierFunction:function(){return L}});var r={};e.r(r),e.d(r,{bounce:function(){return D},bouncePast:function(){return q},easeFrom:function(){return B},easeFromTo:function(){return Q},easeInBack:function(){return E},easeInCirc:function(){return j},easeInCubic:function(){return c},easeInExpo:function(){return w},easeInOutBack:function(){return T},easeInOutCirc:function(){return P},easeInOutCubic:function(){return l},easeInOutExpo:function(){return S},easeInOutQuad:function(){return s},easeInOutQuart:function(){return v},easeInOutQuint:function(){return d},easeInOutSine:function(){return b},easeInQuad:function(){return u},easeInQuart:function(){return h},easeInQuint:function(){return y},easeInSine:function(){return g},easeOutBack:function(){return A},easeOutBounce:function(){return M},easeOutCirc:function(){return k},easeOutCubic:function(){return f},easeOutExpo:function(){return O},easeOutQuad:function(){return a},easeOutQuart:function(){return p},easeOutQuint:function(){return _},easeOutSine:function(){return m},easeTo:function(){return N},elastic:function(){return I},linear:function(){return o},swingFrom:function(){return x},swingFromTo:function(){return F},swingTo:function(){return C}});var i={};e.r(i),e.d(i,{afterTween:function(){return Jt},beforeTween:function(){return Ht},doesApply:function(){return Wt},tweenCreated:function(){return Gt}});var o=function(t){return t},u=function(t){return Math.pow(t,2)},a=function(t){return-(Math.pow(t-1,2)-1)},s=function(t){return(t/=.5)<1?.5*Math.pow(t,2):-.5*((t-=2)*t-2)},c=function(t){return Math.pow(t,3)},f=function(t){return Math.pow(t-1,3)+1},l=function(t){return(t/=.5)<1?.5*Math.pow(t,3):.5*(Math.pow(t-2,3)+2)},h=function(t){return Math.pow(t,4)},p=function(t){return-(Math.pow(t-1,4)-1)},v=function(t){return(t/=.5)<1?.5*Math.pow(t,4):-.5*((t-=2)*Math.pow(t,3)-2)},y=function(t){return Math.pow(t,5)},_=function(t){return Math.pow(t-1,5)+1},d=function(t){return(t/=.5)<1?.5*Math.pow(t,5):.5*(Math.pow(t-2,5)+2)},g=function(t){return 1-Math.cos(t*(Math.PI/2))},m=function(t){return Math.sin(t*(Math.PI/2))},b=function(t){return-.5*(Math.cos(Math.PI*t)-1)},w=function(t){return 0===t?0:Math.pow(2,10*(t-1))},O=function(t){return 1===t?1:1-Math.pow(2,-10*t)},S=function(t){return 0===t?0:1===t?1:(t/=.5)<1?.5*Math.pow(2,10*(t-1)):.5*(2-Math.pow(2,-10*--t))},j=function(t){return-(Math.sqrt(1-t*t)-1)},k=function(t){return Math.sqrt(1-Math.pow(t-1,2))},P=function(t){return(t/=.5)<1?-.5*(Math.sqrt(1-t*t)-1):.5*(Math.sqrt(1-(t-=2)*t)+1)},M=function(t){return t<1/2.75?7.5625*t*t:t<2/2.75?7.5625*(t-=1.5/2.75)*t+.75:t<2.5/2.75?7.5625*(t-=2.25/2.75)*t+.9375:7.5625*(t-=2.625/2.75)*t+.984375},E=function(t){var n=1.70158;return t*t*((n+1)*t-n)},A=function(t){var n=1.70158;return(t-=1)*t*((n+1)*t+n)+1},T=function(t){var n=1.70158;return(t/=.5)<1?t*t*((1+(n*=1.525))*t-n)*.5:.5*((t-=2)*t*((1+(n*=1.525))*t+n)+2)},I=function(t){return-1*Math.pow(4,-8*t)*Math.sin((6*t-1)*(2*Math.PI)/2)+1},F=function(t){var n=1.70158;return(t/=.5)<1?t*t*((1+(n*=1.525))*t-n)*.5:.5*((t-=2)*t*((1+(n*=1.525))*t+n)+2)},x=function(t){var n=1.70158;return t*t*((n+1)*t-n)},C=function(t){var n=1.70158;return(t-=1)*t*((n+1)*t+n)+1},D=function(t){return t<1/2.75?7.5625*t*t:t<2/2.75?7.5625*(t-=1.5/2.75)*t+.75:t<2.5/2.75?7.5625*(t-=2.25/2.75)*t+.9375:7.5625*(t-=2.625/2.75)*t+.984375},q=function(t){return t<1/2.75?7.5625*t*t:t<2/2.75?2-(7.5625*(t-=1.5/2.75)*t+.75):t<2.5/2.75?2-(7.5625*(t-=2.25/2.75)*t+.9375):2-(7.5625*(t-=2.625/2.75)*t+.984375)},Q=function(t){return(t/=.5)<1?.5*Math.pow(t,4):-.5*((t-=2)*Math.pow(t,3)-2)},B=function(t){return Math.pow(t,4)},N=function(t){return Math.pow(t,.25)};function R(t,n,e,r,i,o){var u,a,s,c,f,l=0,h=0,p=0,v=function(t){return((l*t+h)*t+p)*t},y=function(t){return(3*l*t+2*h)*t+p},_=function(t){return t>=0?t:0-t};return l=1-(p=3*n)-(h=3*(r-n)-p),s=1-(f=3*e)-(c=3*(i-e)-f),u=t,a=function(t){return 1/(200*t)}(o),function(t){return((s*t+c)*t+f)*t}(function(t,n){var e,r,i,o,u,a;for(i=t,a=0;a<8;a++){if(o=v(i)-t,_(o)(r=1))return r;for(;eo?e=i:r=i,i=.5*(r-e)+e}return i}(u,a))}var z,U=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.25,n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:.25,e=arguments.length>2&&void 0!==arguments[2]?arguments[2]:.75,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:.75;return function(i){return R(i,t,n,e,r,1)}},$=function(t,n,e,r,i){var o=U(n,e,r,i);return o.displayName=t,o.x1=n,o.y1=e,o.x2=r,o.y2=i,kt.formulas[t]=o},L=function(t){return delete kt.formulas[t]};function V(t,n){if(!(t instanceof n))throw new TypeError("Cannot call a class as a function")}function W(t,n){for(var e=0;et.length)&&(n=t.length);for(var e=0,r=new Array(n);ea?a:n;t._hasEnded=s>=a;var c=o-(a-s),f=t._filters.length>0;if(t._hasEnded)return t._render(u,t._data,c),t.stop(!0);f&&t._applyFilter(ut),s1&&void 0!==arguments[1]?arguments[1]:et,e=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};if(Array.isArray(n)){var r=U.apply(void 0,H(n));return r}var i=G(n);if(vt[n])return vt[n];if(i===ct||i===st)for(var o in t)e[o]=n;else for(var u in t)e[u]=n[u]||et;return e},St=function(t){t===ht?(ht=t._next)?ht._previous=null:pt=null:t===pt?(pt=t._previous)?pt._next=null:ht=null:(tt=t._previous,nt=t._next,tt._next=nt,nt._previous=tt),t._previous=t._next=null},jt="function"==typeof Promise?Promise:null;z=Symbol.toStringTag;var kt=function(){function t(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:void 0;V(this,t),Y(this,z,"Promise"),this._config={},this._data={},this._delay=0,this._filters=[],this._next=null,this._previous=null,this._timestamp=null,this._hasEnded=!1,this._resolve=null,this._reject=null,this._currentState=n||{},this._originalState={},this._targetState={},this._start=lt,this._render=lt,this._promiseCtor=jt,e&&this.setConfig(e)}var n,e;return n=t,e=[{key:"_applyFilter",value:function(t){for(var n=this._filters.length;n>0;n--){var e=this._filters[n-n][t];e&&e(this)}}},{key:"tween",value:function(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:void 0;return this._isPlaying&&this.stop(),!n&&this._config||this.setConfig(n),this._pausedAtTime=null,this._timestamp=t.now(),this._start(this.get(),this._data),this._delay&&this._render(this._currentState,this._data,0),this._resume(this._timestamp)}},{key:"setConfig",value:function(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},e=this._config;for(var r in n)e[r]=n[r];var i=e.promise,o=void 0===i?this._promiseCtor:i,u=e.start,a=void 0===u?lt:u,s=e.finish,c=e.render,f=void 0===c?this._config.step||lt:c,l=e.step,h=void 0===l?lt:l;this._data=e.data||e.attachment||this._data,this._isPlaying=!1,this._pausedAtTime=null,this._scheduleId=null,this._delay=n.delay||0,this._start=a,this._render=f||h,this._duration=e.duration||500,this._promiseCtor=o,s&&(this._resolve=s);var p=n.from,v=n.to,y=void 0===v?{}:v,_=this._currentState,d=this._originalState,g=this._targetState;for(var m in p)_[m]=p[m];var b=!1;for(var w in _){var O=_[w];b||G(O)!==ct||(b=!0),d[w]=O,g[w]=y.hasOwnProperty(w)?y[w]:O}if(this._easing=Ot(this._currentState,e.easing,this._easing),this._filters.length=0,b){for(var S in t.filters)t.filters[S].doesApply(this)&&this._filters.push(t.filters[S]);this._applyFilter(at)}return this}},{key:"then",value:function(t,n){var e=this;return this._promise=new this._promiseCtor((function(t,n){e._resolve=t,e._reject=n})),this._promise.then(t,n)}},{key:"catch",value:function(t){return this.then().catch(t)}},{key:"finally",value:function(t){return this.then().finally(t)}},{key:"get",value:function(){return X({},this._currentState)}},{key:"set",value:function(t){this._currentState=t}},{key:"pause",value:function(){if(this._isPlaying)return this._pausedAtTime=t.now(),this._isPlaying=!1,St(this),this}},{key:"resume",value:function(){return this._resume()}},{key:"_resume",value:function(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:t.now();return null===this._timestamp?this.tween():this._isPlaying?this._promise:(this._pausedAtTime&&(this._timestamp+=n-this._pausedAtTime,this._pausedAtTime=null),this._isPlaying=!0,null===ht?(ht=this,pt=this):(this._previous=pt,pt._next=this,pt=this),this)}},{key:"seek",value:function(n){n=Math.max(n,0);var e=t.now();return this._timestamp+n===0||(this._timestamp=e-n,_t(this,e)),this}},{key:"stop",value:function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(!this._isPlaying)return this;this._isPlaying=!1,St(this);var n=this._filters.length>0;return t&&(n&&this._applyFilter(ut),yt(1,this._currentState,this._originalState,this._targetState,1,0,this._easing),n&&(this._applyFilter(it),this._applyFilter(ot))),this._resolve&&this._resolve({data:this._data,state:this._currentState,tweenable:this}),this._resolve=null,this._reject=null,this}},{key:"cancel",value:function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],n=this._currentState,e=this._data,r=this._isPlaying;return r?(this._reject&&this._reject({data:e,state:n,tweenable:this}),this._resolve=null,this._reject=null,this.stop(t)):this}},{key:"isPlaying",value:function(){return this._isPlaying}},{key:"hasEnded",value:function(){return this._hasEnded}},{key:"setScheduleFunction",value:function(n){t.setScheduleFunction(n)}},{key:"data",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:null;return t&&(this._data=X({},t)),this._data}},{key:"dispose",value:function(){for(var t in this)delete this[t]}}],e&&W(n.prototype,e),t}();function Pt(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},n=new kt;return n.tween(t),n.tweenable=n,n}Y(kt,"now",(function(){return Z})),Y(kt,"setScheduleFunction",(function(t){return ft=t})),Y(kt,"filters",{}),Y(kt,"formulas",vt),bt(!0);var Mt,Et,At=/(\d|-|\.)/,Tt=/([^\-0-9.]+)/g,It=/[0-9.-]+/g,Ft=(Mt=It.source,Et=/,\s*/.source,new RegExp("rgba?\\(".concat(Mt).concat(Et).concat(Mt).concat(Et).concat(Mt,"(").concat(Et).concat(Mt,")?\\)"),"g")),xt=/^.*\(/,Ct=/#([0-9]|[a-f]){3,6}/gi,Dt="VAL",qt=function(t,n){return t.map((function(t,e){return"_".concat(n,"_").concat(e)}))};function Qt(t){return parseInt(t,16)}var Bt=function(t){return"rgb(".concat((n=t,3===(n=n.replace(/#/,"")).length&&(n=(n=n.split(""))[0]+n[0]+n[1]+n[1]+n[2]+n[2]),[Qt(n.substr(0,2)),Qt(n.substr(2,2)),Qt(n.substr(4,2))]).join(","),")");var n},Nt=function(t,n,e){var r=n.match(t),i=n.replace(t,Dt);return r&&r.forEach((function(t){return i=i.replace(Dt,e(t))})),i},Rt=function(t){for(var n in t){var e=t[n];"string"==typeof e&&e.match(Ct)&&(t[n]=Nt(Ct,e,Bt))}},zt=function(t){var n=t.match(It),e=n.slice(0,3).map(Math.floor),r=t.match(xt)[0];if(3===n.length)return"".concat(r).concat(e.join(","),")");if(4===n.length)return"".concat(r).concat(e.join(","),",").concat(n[3],")");throw new Error("Invalid rgbChunk: ".concat(t))},Ut=function(t){return t.match(It)},$t=function(t,n){var e={};return n.forEach((function(n){e[n]=t[n],delete t[n]})),e},Lt=function(t,n){return n.map((function(n){return t[n]}))},Vt=function(t,n){return n.forEach((function(n){return t=t.replace(Dt,+n.toFixed(4))})),t},Wt=function(t){for(var n in t._currentState)if("string"==typeof t._currentState[n])return!0;return!1};function Gt(t){var n=t._currentState;[n,t._originalState,t._targetState].forEach(Rt),t._tokenData=function(t){var n,e,r={};for(var i in t){var o=t[i];"string"==typeof o&&(r[i]={formatString:(n=o,e=void 0,e=n.match(Tt),e?(1===e.length||n.charAt(0).match(At))&&e.unshift(""):e=["",""],e.join(Dt)),chunkNames:qt(Ut(o),i)})}return r}(n)}function Ht(t){var n=t._currentState,e=t._originalState,r=t._targetState,i=t._easing,o=t._tokenData;!function(t,n){var e=function(e){var r=n[e].chunkNames,i=t[e];if("string"==typeof i){var o=i.split(" "),u=o[o.length-1];r.forEach((function(n,e){return t[n]=o[e]||u}))}else r.forEach((function(n){return t[n]=i}));delete t[e]};for(var r in n)e(r)}(i,o),[n,e,r].forEach((function(t){return function(t,n){var e=function(e){Ut(t[e]).forEach((function(r,i){return t[n[e].chunkNames[i]]=+r})),delete t[e]};for(var r in n)e(r)}(t,o)}))}function Jt(t){var n=t._currentState,e=t._originalState,r=t._targetState,i=t._easing,o=t._tokenData;[n,e,r].forEach((function(t){return function(t,n){for(var e in n){var r=n[e],i=r.chunkNames,o=r.formatString,u=Vt(o,Lt($t(t,i),i));t[e]=Nt(Ft,u,zt)}}(t,o)})),function(t,n){for(var e in n){var r=n[e].chunkNames,i=t[r[0]];t[e]="string"==typeof i?r.map((function(n){var e=t[n];return delete t[n],e})).join(" "):i}}(i,o)}function Kt(t,n){var e=Object.keys(t);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(t);n&&(r=r.filter((function(n){return Object.getOwnPropertyDescriptor(t,n).enumerable}))),e.push.apply(e,r)}return e}function Xt(t){for(var n=1;n4&&void 0!==arguments[4]?arguments[4]:0,o=Xt({},t),u=Ot(t,r);for(var a in Zt._filters.length=0,Zt.set({}),Zt._currentState=o,Zt._originalState=t,Zt._targetState=n,Zt._easing=u,tn)tn[a].doesApply(Zt)&&Zt._filters.push(tn[a]);Zt._applyFilter("tweenCreated"),Zt._applyFilter("beforeTween");var s=yt(e,o,t,n,1,i,u);return Zt._applyFilter("afterTween"),s};function en(t,n){(null==n||n>t.length)&&(n=t.length);for(var e=0,r=new Array(n);e opts.strokeWidth) {
widthOfWider = opts.trailWidth;
}
var r = 50 - widthOfWider / 2;
return utils.render(this._pathTemplate, {
radius: r,
'2radius': r * 2
});
};
Circle.prototype._trailString = function _trailString(opts) {
return this._pathString(opts);
};
module.exports = Circle;
},{"./shape":8,"./utils":10}],4:[function(require,module,exports){
// Line shaped progress bar
var Shape = require('./shape');
var utils = require('./utils');
var Line = function Line(container, options) {
this._pathTemplate = options.vertical
? 'M {center},100 L {center},0'
: 'M 0,{center} L 100,{center}';
Shape.apply(this, arguments);
};
Line.prototype = new Shape();
Line.prototype.constructor = Line;
Line.prototype._initializeSvg = function _initializeSvg(svg, opts) {
var viewBoxStr = opts.vertical
? '0 0 ' + opts.strokeWidth + ' 100'
: '0 0 100 ' + opts.strokeWidth;
svg.setAttribute('viewBox', viewBoxStr);
svg.setAttribute('preserveAspectRatio', 'none');
};
Line.prototype._pathString = function _pathString(opts) {
return utils.render(this._pathTemplate, {
center: opts.strokeWidth / 2
});
};
Line.prototype._trailString = function _trailString(opts) {
return this._pathString(opts);
};
module.exports = Line;
},{"./shape":8,"./utils":10}],5:[function(require,module,exports){
module.exports = {
// Higher level API, different shaped progress bars
Line: require('./line'),
Circle: require('./circle'),
SemiCircle: require('./semicircle'),
Square: require('./square'),
// Lower level API to use any SVG path
Path: require('./path'),
// Base-class for creating new custom shapes
// to be in line with the API of built-in shapes
// Undocumented.
Shape: require('./shape'),
// Internal utils, undocumented.
utils: require('./utils')
};
},{"./circle":3,"./line":4,"./path":6,"./semicircle":7,"./shape":8,"./square":9,"./utils":10}],6:[function(require,module,exports){
// Lower level API to animate any kind of svg path
var shifty = require('shifty');
var utils = require('./utils');
var Tweenable = shifty.Tweenable;
var EASING_ALIASES = {
easeIn: 'easeInCubic',
easeOut: 'easeOutCubic',
easeInOut: 'easeInOutCubic'
};
var Path = function Path(path, opts) {
// Throw a better error if not initialized with `new` keyword
if (!(this instanceof Path)) {
throw new Error('Constructor was called without new keyword');
}
// Default parameters for animation
opts = utils.extend({
delay: 0,
duration: 800,
easing: 'linear',
from: {},
to: {},
step: function() {}
}, opts);
var element;
if (utils.isString(path)) {
element = document.querySelector(path);
} else {
element = path;
}
// Reveal .path as public attribute
this.path = element;
this._opts = opts;
this._tweenable = null;
// Set up the starting positions
var length = this.path.getTotalLength();
this.path.style.strokeDasharray = length + ' ' + length;
this.set(0);
};
Path.prototype.value = function value() {
var offset = this._getComputedDashOffset();
var length = this.path.getTotalLength();
var progress = 1 - offset / length;
// Round number to prevent returning very small number like 1e-30, which
// is practically 0
return parseFloat(progress.toFixed(6), 10);
};
Path.prototype.set = function set(progress) {
this.stop();
this.path.style.strokeDashoffset = this._progressToOffset(progress);
var step = this._opts.step;
if (utils.isFunction(step)) {
var easing = this._easing(this._opts.easing);
var values = this._calculateTo(progress, easing);
var reference = this._opts.shape || this;
step(values, reference, this._opts.attachment);
}
};
Path.prototype.stop = function stop() {
this._stopTween();
this.path.style.strokeDashoffset = this._getComputedDashOffset();
};
// Method introduced here:
// http://jakearchibald.com/2013/animated-line-drawing-svg/
Path.prototype.animate = function animate(progress, opts, cb) {
opts = opts || {};
if (utils.isFunction(opts)) {
cb = opts;
opts = {};
}
var passedOpts = utils.extend({}, opts);
// Copy default opts to new object so defaults are not modified
var defaultOpts = utils.extend({}, this._opts);
opts = utils.extend(defaultOpts, opts);
var shiftyEasing = this._easing(opts.easing);
var values = this._resolveFromAndTo(progress, shiftyEasing, passedOpts);
this.stop();
// Trigger a layout so styles are calculated & the browser
// picks up the starting position before animating
this.path.getBoundingClientRect();
var offset = this._getComputedDashOffset();
var newOffset = this._progressToOffset(progress);
var self = this;
this._tweenable = new Tweenable();
this._tweenable.tween({
from: utils.extend({ offset: offset }, values.from),
to: utils.extend({ offset: newOffset }, values.to),
duration: opts.duration,
delay: opts.delay,
easing: shiftyEasing,
step: function(state) {
self.path.style.strokeDashoffset = state.offset;
var reference = opts.shape || self;
opts.step(state, reference, opts.attachment);
}
}).then(function(state) {
if (utils.isFunction(cb)) {
cb();
}
}).catch(function(err) {
console.error('Error in tweening:', err);
throw err;
});
};
Path.prototype._getComputedDashOffset = function _getComputedDashOffset() {
var computedStyle = window.getComputedStyle(this.path, null);
return parseFloat(computedStyle.getPropertyValue('stroke-dashoffset'), 10);
};
Path.prototype._progressToOffset = function _progressToOffset(progress) {
var length = this.path.getTotalLength();
return length - progress * length;
};
// Resolves from and to values for animation.
Path.prototype._resolveFromAndTo = function _resolveFromAndTo(progress, easing, opts) {
if (opts.from && opts.to) {
return {
from: opts.from,
to: opts.to
};
}
return {
from: this._calculateFrom(easing),
to: this._calculateTo(progress, easing)
};
};
// Calculate `from` values from options passed at initialization
Path.prototype._calculateFrom = function _calculateFrom(easing) {
return shifty.interpolate(this._opts.from, this._opts.to, this.value(), easing);
};
// Calculate `to` values from options passed at initialization
Path.prototype._calculateTo = function _calculateTo(progress, easing) {
return shifty.interpolate(this._opts.from, this._opts.to, progress, easing);
};
Path.prototype._stopTween = function _stopTween() {
if (this._tweenable !== null) {
this._tweenable.stop(true);
this._tweenable = null;
}
};
Path.prototype._easing = function _easing(easing) {
if (EASING_ALIASES.hasOwnProperty(easing)) {
return EASING_ALIASES[easing];
}
return easing;
};
module.exports = Path;
},{"./utils":10,"shifty":2}],7:[function(require,module,exports){
// Semi-SemiCircle shaped progress bar
var Shape = require('./shape');
var Circle = require('./circle');
var utils = require('./utils');
var SemiCircle = function SemiCircle(container, options) {
// Use one arc to form a SemiCircle
// See this answer http://stackoverflow.com/a/10477334/1446092
this._pathTemplate =
'M 50,50 m -{radius},0' +
' a {radius},{radius} 0 1 1 {2radius},0';
this.containerAspectRatio = 2;
Shape.apply(this, arguments);
};
SemiCircle.prototype = new Shape();
SemiCircle.prototype.constructor = SemiCircle;
SemiCircle.prototype._initializeSvg = function _initializeSvg(svg, opts) {
svg.setAttribute('viewBox', '0 0 100 50');
};
SemiCircle.prototype._initializeTextContainer = function _initializeTextContainer(
opts,
container,
textContainer
) {
if (opts.text.style) {
// Reset top style
textContainer.style.top = 'auto';
textContainer.style.bottom = '0';
if (opts.text.alignToBottom) {
utils.setStyle(textContainer, 'transform', 'translate(-50%, 0)');
} else {
utils.setStyle(textContainer, 'transform', 'translate(-50%, 50%)');
}
}
};
// Share functionality with Circle, just have different path
SemiCircle.prototype._pathString = Circle.prototype._pathString;
SemiCircle.prototype._trailString = Circle.prototype._trailString;
module.exports = SemiCircle;
},{"./circle":3,"./shape":8,"./utils":10}],8:[function(require,module,exports){
// Base object for different progress bar shapes
var Path = require('./path');
var utils = require('./utils');
var DESTROYED_ERROR = 'Object is destroyed';
var Shape = function Shape(container, opts) {
// Throw a better error if progress bars are not initialized with `new`
// keyword
if (!(this instanceof Shape)) {
throw new Error('Constructor was called without new keyword');
}
// Prevent calling constructor without parameters so inheritance
// works correctly. To understand, this is how Shape is inherited:
//
// Line.prototype = new Shape();
//
// We just want to set the prototype for Line.
if (arguments.length === 0) {
return;
}
// Default parameters for progress bar creation
this._opts = utils.extend({
color: '#555',
strokeWidth: 1.0,
trailColor: null,
trailWidth: null,
fill: null,
text: {
style: {
color: null,
position: 'absolute',
left: '50%',
top: '50%',
padding: 0,
margin: 0,
transform: {
prefix: true,
value: 'translate(-50%, -50%)'
}
},
autoStyleContainer: true,
alignToBottom: true,
value: null,
className: 'progressbar-text'
},
svgStyle: {
display: 'block',
width: '100%'
},
warnings: false
}, opts, true); // Use recursive extend
// If user specifies e.g. svgStyle or text style, the whole object
// should replace the defaults to make working with styles easier
if (utils.isObject(opts) && opts.svgStyle !== undefined) {
this._opts.svgStyle = opts.svgStyle;
}
if (utils.isObject(opts) && utils.isObject(opts.text) && opts.text.style !== undefined) {
this._opts.text.style = opts.text.style;
}
var svgView = this._createSvgView(this._opts);
var element;
if (utils.isString(container)) {
element = document.querySelector(container);
} else {
element = container;
}
if (!element) {
throw new Error('Container does not exist: ' + container);
}
this._container = element;
this._container.appendChild(svgView.svg);
if (this._opts.warnings) {
this._warnContainerAspectRatio(this._container);
}
if (this._opts.svgStyle) {
utils.setStyles(svgView.svg, this._opts.svgStyle);
}
// Expose public attributes before Path initialization
this.svg = svgView.svg;
this.path = svgView.path;
this.trail = svgView.trail;
this.text = null;
var newOpts = utils.extend({
attachment: undefined,
shape: this
}, this._opts);
this._progressPath = new Path(svgView.path, newOpts);
if (utils.isObject(this._opts.text) && this._opts.text.value !== null) {
this.setText(this._opts.text.value);
}
};
Shape.prototype.animate = function animate(progress, opts, cb) {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
this._progressPath.animate(progress, opts, cb);
};
Shape.prototype.stop = function stop() {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
// Don't crash if stop is called inside step function
if (this._progressPath === undefined) {
return;
}
this._progressPath.stop();
};
Shape.prototype.pause = function pause() {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
if (this._progressPath === undefined) {
return;
}
if (!this._progressPath._tweenable) {
// It seems that we can't pause this
return;
}
this._progressPath._tweenable.pause();
};
Shape.prototype.resume = function resume() {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
if (this._progressPath === undefined) {
return;
}
if (!this._progressPath._tweenable) {
// It seems that we can't resume this
return;
}
this._progressPath._tweenable.resume();
};
Shape.prototype.destroy = function destroy() {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
this.stop();
this.svg.parentNode.removeChild(this.svg);
this.svg = null;
this.path = null;
this.trail = null;
this._progressPath = null;
if (this.text !== null) {
this.text.parentNode.removeChild(this.text);
this.text = null;
}
};
Shape.prototype.set = function set(progress) {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
this._progressPath.set(progress);
};
Shape.prototype.value = function value() {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
if (this._progressPath === undefined) {
return 0;
}
return this._progressPath.value();
};
Shape.prototype.setText = function setText(newText) {
if (this._progressPath === null) {
throw new Error(DESTROYED_ERROR);
}
if (this.text === null) {
// Create new text node
this.text = this._createTextContainer(this._opts, this._container);
this._container.appendChild(this.text);
}
// Remove previous text and add new
if (utils.isObject(newText)) {
utils.removeChildren(this.text);
this.text.appendChild(newText);
} else {
this.text.innerHTML = newText;
}
};
Shape.prototype._createSvgView = function _createSvgView(opts) {
var svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
this._initializeSvg(svg, opts);
var trailPath = null;
// Each option listed in the if condition are 'triggers' for creating
// the trail path
if (opts.trailColor || opts.trailWidth) {
trailPath = this._createTrail(opts);
svg.appendChild(trailPath);
}
var path = this._createPath(opts);
svg.appendChild(path);
return {
svg: svg,
path: path,
trail: trailPath
};
};
Shape.prototype._initializeSvg = function _initializeSvg(svg, opts) {
svg.setAttribute('viewBox', '0 0 100 100');
};
Shape.prototype._createPath = function _createPath(opts) {
var pathString = this._pathString(opts);
return this._createPathElement(pathString, opts);
};
Shape.prototype._createTrail = function _createTrail(opts) {
// Create path string with original passed options
var pathString = this._trailString(opts);
// Prevent modifying original
var newOpts = utils.extend({}, opts);
// Defaults for parameters which modify trail path
if (!newOpts.trailColor) {
newOpts.trailColor = '#eee';
}
if (!newOpts.trailWidth) {
newOpts.trailWidth = newOpts.strokeWidth;
}
newOpts.color = newOpts.trailColor;
newOpts.strokeWidth = newOpts.trailWidth;
// When trail path is set, fill must be set for it instead of the
// actual path to prevent trail stroke from clipping
newOpts.fill = null;
return this._createPathElement(pathString, newOpts);
};
Shape.prototype._createPathElement = function _createPathElement(pathString, opts) {
var path = document.createElementNS('http://www.w3.org/2000/svg', 'path');
path.setAttribute('d', pathString);
path.setAttribute('stroke', opts.color);
path.setAttribute('stroke-width', opts.strokeWidth);
if (opts.fill) {
path.setAttribute('fill', opts.fill);
} else {
path.setAttribute('fill-opacity', '0');
}
return path;
};
Shape.prototype._createTextContainer = function _createTextContainer(opts, container) {
var textContainer = document.createElement('div');
textContainer.className = opts.text.className;
var textStyle = opts.text.style;
if (textStyle) {
if (opts.text.autoStyleContainer) {
container.style.position = 'relative';
}
utils.setStyles(textContainer, textStyle);
// Default text color to progress bar's color
if (!textStyle.color) {
textContainer.style.color = opts.color;
}
}
this._initializeTextContainer(opts, container, textContainer);
return textContainer;
};
// Give custom shapes possibility to modify text element
Shape.prototype._initializeTextContainer = function(opts, container, element) {
// By default, no-op
// Custom shapes should respect API options, such as text.style
};
Shape.prototype._pathString = function _pathString(opts) {
throw new Error('Override this function for each progress bar');
};
Shape.prototype._trailString = function _trailString(opts) {
throw new Error('Override this function for each progress bar');
};
Shape.prototype._warnContainerAspectRatio = function _warnContainerAspectRatio(container) {
if (!this.containerAspectRatio) {
return;
}
var computedStyle = window.getComputedStyle(container, null);
var width = parseFloat(computedStyle.getPropertyValue('width'), 10);
var height = parseFloat(computedStyle.getPropertyValue('height'), 10);
if (!utils.floatEquals(this.containerAspectRatio, width / height)) {
console.warn(
'Incorrect aspect ratio of container',
'#' + container.id,
'detected:',
computedStyle.getPropertyValue('width') + '(width)',
'/',
computedStyle.getPropertyValue('height') + '(height)',
'=',
width / height
);
console.warn(
'Aspect ratio of should be',
this.containerAspectRatio
);
}
};
module.exports = Shape;
},{"./path":6,"./utils":10}],9:[function(require,module,exports){
// Square shaped progress bar
// Note: Square is not core part of API anymore. It's left here
// for reference. square is not included to the progressbar
// build anymore
var Shape = require('./shape');
var utils = require('./utils');
var Square = function Square(container, options) {
this._pathTemplate =
'M 0,{halfOfStrokeWidth}' +
' L {width},{halfOfStrokeWidth}' +
' L {width},{width}' +
' L {halfOfStrokeWidth},{width}' +
' L {halfOfStrokeWidth},{strokeWidth}';
this._trailTemplate =
'M {startMargin},{halfOfStrokeWidth}' +
' L {width},{halfOfStrokeWidth}' +
' L {width},{width}' +
' L {halfOfStrokeWidth},{width}' +
' L {halfOfStrokeWidth},{halfOfStrokeWidth}';
Shape.apply(this, arguments);
};
Square.prototype = new Shape();
Square.prototype.constructor = Square;
Square.prototype._pathString = function _pathString(opts) {
var w = 100 - opts.strokeWidth / 2;
return utils.render(this._pathTemplate, {
width: w,
strokeWidth: opts.strokeWidth,
halfOfStrokeWidth: opts.strokeWidth / 2
});
};
Square.prototype._trailString = function _trailString(opts) {
var w = 100 - opts.strokeWidth / 2;
return utils.render(this._trailTemplate, {
width: w,
strokeWidth: opts.strokeWidth,
halfOfStrokeWidth: opts.strokeWidth / 2,
startMargin: opts.strokeWidth / 2 - opts.trailWidth / 2
});
};
module.exports = Square;
},{"./shape":8,"./utils":10}],10:[function(require,module,exports){
// Utility functions
var merge = require('lodash.merge');
var PREFIXES = 'Webkit Moz O ms'.split(' ');
var FLOAT_COMPARISON_EPSILON = 0.001;
// Renders templates with given variables. Variables must be surrounded with
// braces without any spaces, e.g. {variable}
// All instances of variable placeholders will be replaced with given content
// Example:
// render('Hello, {message}!', {message: 'world'})
function render(template, vars) {
var rendered = template;
for (var key in vars) {
if (vars.hasOwnProperty(key)) {
var val = vars[key];
var regExpString = '\\{' + key + '\\}';
var regExp = new RegExp(regExpString, 'g');
rendered = rendered.replace(regExp, val);
}
}
return rendered;
}
function setStyle(element, style, value) {
var elStyle = element.style; // cache for performance
for (var i = 0; i < PREFIXES.length; ++i) {
var prefix = PREFIXES[i];
elStyle[prefix + capitalize(style)] = value;
}
elStyle[style] = value;
}
function setStyles(element, styles) {
forEachObject(styles, function(styleValue, styleName) {
// Allow disabling some individual styles by setting them
// to null or undefined
if (styleValue === null || styleValue === undefined) {
return;
}
// If style's value is {prefix: true, value: '50%'},
// Set also browser prefixed styles
if (isObject(styleValue) && styleValue.prefix === true) {
setStyle(element, styleName, styleValue.value);
} else {
element.style[styleName] = styleValue;
}
});
}
function capitalize(text) {
return text.charAt(0).toUpperCase() + text.slice(1);
}
function isString(obj) {
return typeof obj === 'string' || obj instanceof String;
}
function isFunction(obj) {
return typeof obj === 'function';
}
function isArray(obj) {
return Object.prototype.toString.call(obj) === '[object Array]';
}
// Returns true if `obj` is object as in {a: 1, b: 2}, not if it's function or
// array
function isObject(obj) {
if (isArray(obj)) {
return false;
}
var type = typeof obj;
return type === 'object' && !!obj;
}
function forEachObject(object, callback) {
for (var key in object) {
if (object.hasOwnProperty(key)) {
var val = object[key];
callback(val, key);
}
}
}
function floatEquals(a, b) {
return Math.abs(a - b) < FLOAT_COMPARISON_EPSILON;
}
// https://coderwall.com/p/nygghw/don-t-use-innerhtml-to-empty-dom-elements
function removeChildren(el) {
while (el.firstChild) {
el.removeChild(el.firstChild);
}
}
module.exports = {
extend: merge,
render: render,
setStyle: setStyle,
setStyles: setStyles,
capitalize: capitalize,
isString: isString,
isFunction: isFunction,
isObject: isObject,
forEachObject: forEachObject,
floatEquals: floatEquals,
removeChildren: removeChildren
};
},{"lodash.merge":1}]},{},[5])(5)
});