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Diffstat (limited to 'node_modules/lodash/takeWhile.js')
-rw-r--r-- | node_modules/lodash/takeWhile.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/node_modules/lodash/takeWhile.js b/node_modules/lodash/takeWhile.js new file mode 100644 index 0000000..e88f591 --- /dev/null +++ b/node_modules/lodash/takeWhile.js @@ -0,0 +1,45 @@ +var baseIteratee = require('./_baseIteratee'), + baseWhile = require('./_baseWhile'); + +/** + * Creates a slice of `array` with elements taken from the beginning. Elements + * are taken until `predicate` returns falsey. The predicate is invoked with + * three arguments: (value, index, array). + * + * @static + * @memberOf _ + * @since 3.0.0 + * @category Array + * @param {Array} array The array to query. + * @param {Function} [predicate=_.identity] The function invoked per iteration. + * @returns {Array} Returns the slice of `array`. + * @example + * + * var users = [ + * { 'user': 'barney', 'active': false }, + * { 'user': 'fred', 'active': false }, + * { 'user': 'pebbles', 'active': true } + * ]; + * + * _.takeWhile(users, function(o) { return !o.active; }); + * // => objects for ['barney', 'fred'] + * + * // The `_.matches` iteratee shorthand. + * _.takeWhile(users, { 'user': 'barney', 'active': false }); + * // => objects for ['barney'] + * + * // The `_.matchesProperty` iteratee shorthand. + * _.takeWhile(users, ['active', false]); + * // => objects for ['barney', 'fred'] + * + * // The `_.property` iteratee shorthand. + * _.takeWhile(users, 'active'); + * // => [] + */ +function takeWhile(array, predicate) { + return (array && array.length) + ? baseWhile(array, baseIteratee(predicate, 3)) + : []; +} + +module.exports = takeWhile; |