forked from M3-Academy/challenge-algorithms-v2.0
28 lines
1011 B
JavaScript
28 lines
1011 B
JavaScript
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// Minimal replacement for ansi string helpers "wrap-ansi" and "strip-ansi".
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// to facilitate ESM and Deno modules.
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// TODO: look at porting https://www.npmjs.com/package/wrap-ansi to ESM.
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// The npm application
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// Copyright (c) npm, Inc. and Contributors
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// Licensed on the terms of The Artistic License 2.0
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// See: https://github.com/npm/cli/blob/4c65cd952bc8627811735bea76b9b110cc4fc80e/lib/utils/ansi-trim.js
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const ansi = new RegExp('\x1b(?:\\[(?:\\d+[ABCDEFGJKSTm]|\\d+;\\d+[Hfm]|' +
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'\\d+;\\d+;\\d+m|6n|s|u|\\?25[lh])|\\w)', 'g');
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export function stripAnsi(str) {
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return str.replace(ansi, '');
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}
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export function wrap(str, width) {
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const [start, end] = str.match(ansi) || ['', ''];
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str = stripAnsi(str);
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let wrapped = '';
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for (let i = 0; i < str.length; i++) {
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if (i !== 0 && (i % width) === 0) {
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wrapped += '\n';
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}
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wrapped += str.charAt(i);
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}
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if (start && end) {
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wrapped = `${start}${wrapped}${end}`;
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}
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return wrapped;
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}
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