You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
53 lines
1.5 KiB
53 lines
1.5 KiB
4 years ago
|
var baseToString = require('./_baseToString'),
|
||
|
castSlice = require('./_castSlice'),
|
||
|
hasUnicode = require('./_hasUnicode'),
|
||
|
isIterateeCall = require('./_isIterateeCall'),
|
||
|
isRegExp = require('./isRegExp'),
|
||
|
stringToArray = require('./_stringToArray'),
|
||
|
toString = require('./toString');
|
||
|
|
||
|
/** Used as references for the maximum length and index of an array. */
|
||
|
var MAX_ARRAY_LENGTH = 4294967295;
|
||
|
|
||
|
/**
|
||
|
* Splits `string` by `separator`.
|
||
|
*
|
||
|
* **Note:** This method is based on
|
||
|
* [`String#split`](https://mdn.io/String/split).
|
||
|
*
|
||
|
* @static
|
||
|
* @memberOf _
|
||
|
* @since 4.0.0
|
||
|
* @category String
|
||
|
* @param {string} [string=''] The string to split.
|
||
|
* @param {RegExp|string} separator The separator pattern to split by.
|
||
|
* @param {number} [limit] The length to truncate results to.
|
||
|
* @returns {Array} Returns the string segments.
|
||
|
* @example
|
||
|
*
|
||
|
* _.split('a-b-c', '-', 2);
|
||
|
* // => ['a', 'b']
|
||
|
*/
|
||
|
function split(string, separator, limit) {
|
||
|
if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) {
|
||
|
separator = limit = undefined;
|
||
|
}
|
||
|
limit = limit === undefined ? MAX_ARRAY_LENGTH : limit >>> 0;
|
||
|
if (!limit) {
|
||
|
return [];
|
||
|
}
|
||
|
string = toString(string);
|
||
|
if (string && (
|
||
|
typeof separator == 'string' ||
|
||
|
(separator != null && !isRegExp(separator))
|
||
|
)) {
|
||
|
separator = baseToString(separator);
|
||
|
if (!separator && hasUnicode(string)) {
|
||
|
return castSlice(stringToArray(string), 0, limit);
|
||
|
}
|
||
|
}
|
||
|
return string.split(separator, limit);
|
||
|
}
|
||
|
|
||
|
module.exports = split;
|