20 lines
626 B
JavaScript
20 lines
626 B
JavaScript
import ansiRegex from 'ansi-regex';
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const regex = ansiRegex();
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export default function stripAnsi(string) {
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if (typeof string !== 'string') {
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throw new TypeError(`Expected a \`string\`, got \`${typeof string}\``);
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}
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// Fast path: ANSI codes require ESC (7-bit) or CSI (8-bit) introducer
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if (!string.includes('\u001B') && !string.includes('\u009B')) {
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return string;
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}
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// Even though the regex is global, we don't need to reset the `.lastIndex`
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// because unlike `.exec()` and `.test()`, `.replace()` does it automatically
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// and doing it manually has a performance penalty.
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return string.replace(regex, '');
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}
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