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