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[yaffs-website] / node_modules / grunt-legacy-util / node_modules / lodash / spread.js

diff --git a/node_modules/grunt-legacy-util/node_modules/lodash/spread.js b/node_modules/grunt-legacy-util/node_modules/lodash/spread.js
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+var apply = require('./_apply'),
+    arrayPush = require('./_arrayPush'),
+    rest = require('./rest'),
+    toInteger = require('./toInteger');
+
+/** Used as the `TypeError` message for "Functions" methods. */
+var FUNC_ERROR_TEXT = 'Expected a function';
+
+/* Built-in method references for those with the same name as other `lodash` methods. */
+var nativeMax = Math.max;
+
+/**
+ * Creates a function that invokes `func` with the `this` binding of the created
+ * function and an array of arguments much like [`Function#apply`](https://es5.github.io/#x15.3.4.3).
+ *
+ * **Note:** This method is based on the [spread operator](https://mdn.io/spread_operator).
+ *
+ * @static
+ * @memberOf _
+ * @category Function
+ * @param {Function} func The function to spread arguments over.
+ * @param {number} [start=0] The start position of the spread.
+ * @returns {Function} Returns the new function.
+ * @example
+ *
+ * var say = _.spread(function(who, what) {
+ *   return who + ' says ' + what;
+ * });
+ *
+ * say(['fred', 'hello']);
+ * // => 'fred says hello'
+ *
+ * var numbers = Promise.all([
+ *   Promise.resolve(40),
+ *   Promise.resolve(36)
+ * ]);
+ *
+ * numbers.then(_.spread(function(x, y) {
+ *   return x + y;
+ * }));
+ * // => a Promise of 76
+ */
+function spread(func, start) {
+  if (typeof func != 'function') {
+    throw new TypeError(FUNC_ERROR_TEXT);
+  }
+  start = start === undefined ? 0 : nativeMax(toInteger(start), 0);
+  return rest(function(args) {
+    var array = args[start],
+        otherArgs = args.slice(0, start);
+
+    if (array) {
+      arrayPush(otherArgs, array);
+    }
+    return apply(func, this, otherArgs);
+  });
+}
+
+module.exports = spread;