Vlad Durnea
cffdf8af86
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22 lines
866 B
JavaScript
22 lines
866 B
JavaScript
const ESC = '\u001B[';
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/** Move cursor to first column */
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export const cursorLeft = ESC + 'G';
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/** Hide the cursor */
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export const cursorHide = ESC + '?25l';
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/** Show the cursor */
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export const cursorShow = ESC + '?25h';
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/** Move cursor up by count rows */
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export const cursorUp = (rows = 1) => (rows > 0 ? `${ESC}${rows}A` : '');
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/** Move cursor down by count rows */
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export const cursorDown = (rows = 1) => rows > 0 ? `${ESC}${rows}B` : '';
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/** Move cursor to position (x, y) */
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export const cursorTo = (x, y) => {
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if (typeof y === 'number' && !Number.isNaN(y)) {
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return `${ESC}${y + 1};${x + 1}H`;
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}
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return `${ESC}${x + 1}G`;
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};
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const eraseLine = ESC + '2K';
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/** Erase the specified number of lines above the cursor */
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export const eraseLines = (lines) => lines > 0 ? (eraseLine + cursorUp(1)).repeat(lines - 1) + eraseLine + cursorLeft : '';
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