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-rw-r--r--deps/npm/node_modules/lodash/array/xor.js35
1 files changed, 35 insertions, 0 deletions
diff --git a/deps/npm/node_modules/lodash/array/xor.js b/deps/npm/node_modules/lodash/array/xor.js
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+++ b/deps/npm/node_modules/lodash/array/xor.js
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+var arrayPush = require('../internal/arrayPush'),
+ baseDifference = require('../internal/baseDifference'),
+ baseUniq = require('../internal/baseUniq'),
+ isArrayLike = require('../internal/isArrayLike');
+
+/**
+ * Creates an array of unique values that is the [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference)
+ * of the provided arrays.
+ *
+ * @static
+ * @memberOf _
+ * @category Array
+ * @param {...Array} [arrays] The arrays to inspect.
+ * @returns {Array} Returns the new array of values.
+ * @example
+ *
+ * _.xor([1, 2], [4, 2]);
+ * // => [1, 4]
+ */
+function xor() {
+ var index = -1,
+ length = arguments.length;
+
+ while (++index < length) {
+ var array = arguments[index];
+ if (isArrayLike(array)) {
+ var result = result
+ ? arrayPush(baseDifference(result, array), baseDifference(array, result))
+ : array;
+ }
+ }
+ return result ? baseUniq(result) : [];
+}
+
+module.exports = xor;