@netlify/build/lib/log/header.js

Netlify build module

import stringWidth from 'string-width';
const HEADER_MIN_WIDTH = 60;
const PADDING_WIDTH = 2;
/** Print a rectangular header */
export const getHeader = function (message) {
    const messageWidth = stringWidth(message);
    const headerWidth = Math.max(HEADER_MIN_WIDTH, messageWidth);
    const line = '─'.repeat(headerWidth + PADDING_WIDTH * 2);
    const paddingRight = ' '.repeat(PADDING_WIDTH + headerWidth - messageWidth);
    return `${message}${paddingRight}
${line}`;
};