Function format

web-src/tests/unit/terminal_test_utils.js:3–9

(...styles)

export const escapePrefix = '\u001B[';

export function format(...styles) {
    if (!Array.isArray(styles)) {
        styles = [styles];
    }

    return escapePrefix + styles.join(';') + 'm';
}

export function moveCursorUp(lines) {
    return escapePrefix + lines + 'A';