test-action-debian-package/node_modules/ramda/es/startsWith.js
Dawid Dziurla 9308795b8b
update
2020-03-26 15:37:35 +01:00

33 lines
850 B
JavaScript

import _curry2 from "./internal/_curry2.js";
import equals from "./equals.js";
import take from "./take.js";
/**
* Checks if a list starts with the provided sublist.
*
* Similarly, checks if a string starts with the provided substring.
*
* @func
* @memberOf R
* @since v0.24.0
* @category List
* @sig [a] -> [a] -> Boolean
* @sig String -> String -> Boolean
* @param {*} prefix
* @param {*} list
* @return {Boolean}
* @see R.endsWith
* @example
*
* R.startsWith('a', 'abc') //=> true
* R.startsWith('b', 'abc') //=> false
* R.startsWith(['a'], ['a', 'b', 'c']) //=> true
* R.startsWith(['b'], ['a', 'b', 'c']) //=> false
*/
var startsWith =
/*#__PURE__*/
_curry2(function (prefix, list) {
return equals(take(prefix.length, list), prefix);
});
export default startsWith;