var undefined;
/** Used as the semantic version number. */
- var VERSION = '4.17.15';
+ var VERSION = '4.17.20';
/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
* @returns {Array} Returns the new sorted array.
*/
function baseOrderBy(collection, iteratees, orders) {
+ if (iteratees.length) {
+ iteratees = arrayMap(iteratees, function(iteratee) {
+ if (isArray(iteratee)) {
+ return function(value) {
+ return baseGet(value, iteratee.length === 1 ? iteratee[0] : iteratee);
+ }
+ }
+ return iteratee;
+ });
+ } else {
+ iteratees = [identity];
+ }
+
var index = -1;
- iteratees = arrayMap(iteratees.length ? iteratees : [identity], baseUnary(getIteratee()));
+ iteratees = arrayMap(iteratees, baseUnary(getIteratee()));
var result = baseMap(collection, function(value, key, collection) {
var criteria = arrayMap(iteratees, function(iteratee) {
var key = toKey(path[index]),
newValue = value;
+ if (key === '__proto__' || key === 'constructor' || key === 'prototype') {
+ return object;
+ }
+
if (index != lastIndex) {
var objValue = nested[key];
newValue = customizer ? customizer(objValue, key, nested) : undefined;
* into `array`.
*/
function baseSortedIndexBy(array, value, iteratee, retHighest) {
- value = iteratee(value);
-
var low = 0,
- high = array == null ? 0 : array.length,
- valIsNaN = value !== value,
+ high = array == null ? 0 : array.length;
+ if (high === 0) {
+ return 0;
+ }
+
+ value = iteratee(value);
+ var valIsNaN = value !== value,
valIsNull = value === null,
valIsSymbol = isSymbol(value),
valIsUndefined = value === undefined;
if (arrLength != othLength && !(isPartial && othLength > arrLength)) {
return false;
}
- // Assume cyclic values are equal.
- var stacked = stack.get(array);
- if (stacked && stack.get(other)) {
- return stacked == other;
+ // Check that cyclic values are equal.
+ var arrStacked = stack.get(array);
+ var othStacked = stack.get(other);
+ if (arrStacked && othStacked) {
+ return arrStacked == other && othStacked == array;
}
var index = -1,
result = true,
return false;
}
}
- // Assume cyclic values are equal.
- var stacked = stack.get(object);
- if (stacked && stack.get(other)) {
- return stacked == other;
+ // Check that cyclic values are equal.
+ var objStacked = stack.get(object);
+ var othStacked = stack.get(other);
+ if (objStacked && othStacked) {
+ return objStacked == other && othStacked == object;
}
var result = true;
stack.set(object, other);
* // The `_.property` iteratee shorthand.
* _.filter(users, 'active');
* // => objects for ['barney']
+ *
+ * // Combining several predicates using `_.overEvery` or `_.overSome`.
+ * _.filter(users, _.overSome([{ 'age': 36 }, ['age', 40]]));
+ * // => objects for ['fred', 'barney']
*/
function filter(collection, predicate) {
var func = isArray(collection) ? arrayFilter : baseFilter;
* var users = [
* { 'user': 'fred', 'age': 48 },
* { 'user': 'barney', 'age': 36 },
- * { 'user': 'fred', 'age': 40 },
+ * { 'user': 'fred', 'age': 30 },
* { 'user': 'barney', 'age': 34 }
* ];
*
* _.sortBy(users, [function(o) { return o.user; }]);
- * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]
+ * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 30]]
*
* _.sortBy(users, ['user', 'age']);
- * // => objects for [['barney', 34], ['barney', 36], ['fred', 40], ['fred', 48]]
+ * // => objects for [['barney', 34], ['barney', 36], ['fred', 30], ['fred', 48]]
*/
var sortBy = baseRest(function(collection, iteratees) {
if (collection == null) {
// Use a sourceURL for easier debugging.
// The sourceURL gets injected into the source that's eval-ed, so be careful
- // with lookup (in case of e.g. prototype pollution), and strip newlines if any.
- // A newline wouldn't be a valid sourceURL anyway, and it'd enable code injection.
+ // to normalize all kinds of whitespace, so e.g. newlines (and unicode versions of it) can't sneak in
+ // and escape the comment, thus injecting code that gets evaled.
var sourceURL = '//# sourceURL=' +
(hasOwnProperty.call(options, 'sourceURL')
- ? (options.sourceURL + '').replace(/[\r\n]/g, ' ')
+ ? (options.sourceURL + '').replace(/\s/g, ' ')
: ('lodash.templateSources[' + (++templateCounter) + ']')
) + '\n';
// If `variable` is not specified wrap a with-statement around the generated
// code to add the data object to the top of the scope chain.
- // Like with sourceURL, we take care to not check the option's prototype,
- // as this configuration is a code injection vector.
var variable = hasOwnProperty.call(options, 'variable') && options.variable;
if (!variable) {
source = 'with (obj) {\n' + source + '\n}\n';
* values against any array or object value, respectively. See `_.isEqual`
* for a list of supported value comparisons.
*
+ * **Note:** Multiple values can be checked by combining several matchers
+ * using `_.overSome`
+ *
* @static
* @memberOf _
* @since 3.0.0
*
* _.filter(objects, _.matches({ 'a': 4, 'c': 6 }));
* // => [{ 'a': 4, 'b': 5, 'c': 6 }]
+ *
+ * // Checking for several possible values
+ * _.filter(objects, _.overSome([_.matches({ 'a': 1 }), _.matches({ 'a': 4 })]));
+ * // => [{ 'a': 1, 'b': 2, 'c': 3 }, { 'a': 4, 'b': 5, 'c': 6 }]
*/
function matches(source) {
return baseMatches(baseClone(source, CLONE_DEEP_FLAG));
* `srcValue` values against any array or object value, respectively. See
* `_.isEqual` for a list of supported value comparisons.
*
+ * **Note:** Multiple values can be checked by combining several matchers
+ * using `_.overSome`
+ *
* @static
* @memberOf _
* @since 3.2.0
*
* _.find(objects, _.matchesProperty('a', 4));
* // => { 'a': 4, 'b': 5, 'c': 6 }
+ *
+ * // Checking for several possible values
+ * _.filter(objects, _.overSome([_.matchesProperty('a', 1), _.matchesProperty('a', 4)]));
+ * // => [{ 'a': 1, 'b': 2, 'c': 3 }, { 'a': 4, 'b': 5, 'c': 6 }]
*/
function matchesProperty(path, srcValue) {
return baseMatchesProperty(path, baseClone(srcValue, CLONE_DEEP_FLAG));
* Creates a function that checks if **all** of the `predicates` return
* truthy when invoked with the arguments it receives.
*
+ * Following shorthands are possible for providing predicates.
+ * Pass an `Object` and it will be used as an parameter for `_.matches` to create the predicate.
+ * Pass an `Array` of parameters for `_.matchesProperty` and the predicate will be created using them.
+ *
* @static
* @memberOf _
* @since 4.0.0
* Creates a function that checks if **any** of the `predicates` return
* truthy when invoked with the arguments it receives.
*
+ * Following shorthands are possible for providing predicates.
+ * Pass an `Object` and it will be used as an parameter for `_.matches` to create the predicate.
+ * Pass an `Array` of parameters for `_.matchesProperty` and the predicate will be created using them.
+ *
* @static
* @memberOf _
* @since 4.0.0
*
* func(NaN);
* // => false
+ *
+ * var matchesFunc = _.overSome([{ 'a': 1 }, { 'a': 2 }])
+ * var matchesPropertyFunc = _.overSome([['a', 1], ['a', 2]])
*/
var overSome = createOver(arraySome);
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