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19 lines
627 B
19 lines
627 B
import assertString from './util/assertString'; |
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export default function rtrim(str, chars) { |
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assertString(str); |
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if (chars) { |
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// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions#Escaping |
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var pattern = new RegExp("[".concat(chars.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'), "]+$"), 'g'); |
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return str.replace(pattern, ''); |
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} // Use a faster and more safe than regex trim method https://blog.stevenlevithan.com/archives/faster-trim-javascript |
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var strIndex = str.length - 1; |
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while (/\s/.test(str.charAt(strIndex))) { |
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strIndex -= 1; |
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} |
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return str.slice(0, strIndex + 1); |
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} |