1 | var baseRepeat = require('./_baseRepeat'),
|
---|
2 | baseToString = require('./_baseToString'),
|
---|
3 | castSlice = require('./_castSlice'),
|
---|
4 | hasUnicode = require('./_hasUnicode'),
|
---|
5 | stringSize = require('./_stringSize'),
|
---|
6 | stringToArray = require('./_stringToArray');
|
---|
7 |
|
---|
8 | /* Built-in method references for those with the same name as other `lodash` methods. */
|
---|
9 | var nativeCeil = Math.ceil;
|
---|
10 |
|
---|
11 | /**
|
---|
12 | * Creates the padding for `string` based on `length`. The `chars` string
|
---|
13 | * is truncated if the number of characters exceeds `length`.
|
---|
14 | *
|
---|
15 | * @private
|
---|
16 | * @param {number} length The padding length.
|
---|
17 | * @param {string} [chars=' '] The string used as padding.
|
---|
18 | * @returns {string} Returns the padding for `string`.
|
---|
19 | */
|
---|
20 | function createPadding(length, chars) {
|
---|
21 | chars = chars === undefined ? ' ' : baseToString(chars);
|
---|
22 |
|
---|
23 | var charsLength = chars.length;
|
---|
24 | if (charsLength < 2) {
|
---|
25 | return charsLength ? baseRepeat(chars, length) : chars;
|
---|
26 | }
|
---|
27 | var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));
|
---|
28 | return hasUnicode(chars)
|
---|
29 | ? castSlice(stringToArray(result), 0, length).join('')
|
---|
30 | : result.slice(0, length);
|
---|
31 | }
|
---|
32 |
|
---|
33 | module.exports = createPadding;
|
---|