1 | var baseToString = require('./_baseToString'),
|
---|
2 | castSlice = require('./_castSlice'),
|
---|
3 | charsEndIndex = require('./_charsEndIndex'),
|
---|
4 | stringToArray = require('./_stringToArray'),
|
---|
5 | toString = require('./toString'),
|
---|
6 | trimmedEndIndex = require('./_trimmedEndIndex');
|
---|
7 |
|
---|
8 | /**
|
---|
9 | * Removes trailing whitespace or specified characters from `string`.
|
---|
10 | *
|
---|
11 | * @static
|
---|
12 | * @memberOf _
|
---|
13 | * @since 4.0.0
|
---|
14 | * @category String
|
---|
15 | * @param {string} [string=''] The string to trim.
|
---|
16 | * @param {string} [chars=whitespace] The characters to trim.
|
---|
17 | * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
|
---|
18 | * @returns {string} Returns the trimmed string.
|
---|
19 | * @example
|
---|
20 | *
|
---|
21 | * _.trimEnd(' abc ');
|
---|
22 | * // => ' abc'
|
---|
23 | *
|
---|
24 | * _.trimEnd('-_-abc-_-', '_-');
|
---|
25 | * // => '-_-abc'
|
---|
26 | */
|
---|
27 | function trimEnd(string, chars, guard) {
|
---|
28 | string = toString(string);
|
---|
29 | if (string && (guard || chars === undefined)) {
|
---|
30 | return string.slice(0, trimmedEndIndex(string) + 1);
|
---|
31 | }
|
---|
32 | if (!string || !(chars = baseToString(chars))) {
|
---|
33 | return string;
|
---|
34 | }
|
---|
35 | var strSymbols = stringToArray(string),
|
---|
36 | end = charsEndIndex(strSymbols, stringToArray(chars)) + 1;
|
---|
37 |
|
---|
38 | return castSlice(strSymbols, 0, end).join('');
|
---|
39 | }
|
---|
40 |
|
---|
41 | module.exports = trimEnd;
|
---|