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Make _.chunk default size to 1 instead of 0.

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John-David Dalton
2016-04-01 17:21:16 -07:00
parent 930b034da5
commit f599c4817a
2 changed files with 32 additions and 7 deletions
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12
lodash.js
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@@ -5769,7 +5769,8 @@
* @since 3.0.0
* @category Array
* @param {Array} array The array to process.
* @param {number} [size=0] The length of each chunk.
* @param {number} [size=1] The length of each chunk
* @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
* @returns {Array} Returns the new array containing chunks.
* @example
*
@@ -5779,9 +5780,12 @@
* _.chunk(['a', 'b', 'c', 'd'], 3);
* // => [['a', 'b', 'c'], ['d']]
*/
function chunk(array, size) {
size = nativeMax(toInteger(size), 0);
function chunk(array, size, guard) {
if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) {
size = 1;
} else {
size = nativeMax(toInteger(size), 0);
}
var length = array ? array.length : 0;
if (!length || size < 1) {
return [];