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908 BJavaScriptView Raw
1import identity from './identity';
2import partial from './partial';
3
4/**
5 * Creates a function that provides `value` to the wrapper function as its
6 * first argument. Any additional arguments provided to the function are
7 * appended to those provided to the wrapper function. The wrapper is invoked
8 * with the `this` binding of the created function.
9 *
10 * @static
11 * @memberOf _
12 * @since 0.1.0
13 * @category Function
14 * @param {*} value The value to wrap.
15 * @param {Function} [wrapper=identity] The wrapper function.
16 * @returns {Function} Returns the new function.
17 * @example
18 *
19 * var p = _.wrap(_.escape, function(func, text) {
20 * return '<p>' + func(text) + '</p>';
21 * });
22 *
23 * p('fred, barney, & pebbles');
24 * // => '<p>fred, barney, &amp; pebbles</p>'
25 */
26function wrap(value, wrapper) {
27 wrapper = wrapper == null ? identity : wrapper;
28 return partial(wrapper, value);
29}
30
31export default wrap;