append.js•871 B
var _concat = require('./internal/_concat');
var _curry2 = require('./internal/_curry2');
/**
* Returns a new list containing the contents of the given list, followed by
* the given element.
*
* @func
* @memberOf R
* @since v0.1.0
* @category List
* @sig a -> [a] -> [a]
* @param {*} el The element to add to the end of the new list.
* @param {Array} list The list whose contents will be added to the beginning of the output
* list.
* @return {Array} A new list containing the contents of the old list followed by `el`.
* @see R.prepend
* @example
*
* R.append('tests', ['write', 'more']); //=> ['write', 'more', 'tests']
* R.append('tests', []); //=> ['tests']
* R.append(['tests'], ['write', 'more']); //=> ['write', 'more', ['tests']]
*/
module.exports = _curry2(function append(el, list) {
return _concat(list, [el]);
});