methodOf.js
912 Bytes
var invokePath = require('../internal/invokePath'),
restParam = require('../function/restParam');
/**
* The opposite of `_.method`; this method creates a function that invokes
* the method at a given path on `object`. Any additional arguments are
* provided to the invoked method.
*
* @static
* @memberOf _
* @category Utility
* @param {Object} object The object to query.
* @param {...*} [args] The arguments to invoke the method with.
* @returns {Function} Returns the new function.
* @example
*
* var array = _.times(3, _.constant),
* object = { 'a': array, 'b': array, 'c': array };
*
* _.map(['a[2]', 'c[0]'], _.methodOf(object));
* // => [2, 0]
*
* _.map([['a', '2'], ['c', '0']], _.methodOf(object));
* // => [2, 0]
*/
var methodOf = restParam(function(object, args) {
return function(path) {
return invokePath(object, path, args);
};
});
module.exports = methodOf;