Function cursorUp

src/commands/text/repl.ts:17–17

(n: number)

// ---------------------------------------------------------------------------

function cursorUp(n: number): string   { return `\x1b[${n}A`; }
function cursorDown(n: number): string { return `\x1b[${n}B`; }
function cursorCol(n: number): string  { return `\x1b[${n}G`; }
function clearLine(): string           { return '\x1b[2K'; }