name : stringifyComment.js 'use strict'; /** * Stringifies a comment. * * Empty comment lines are left empty, * lines consisting of a single space are replaced by `#`, * and all other lines are prefixed with a `#`. */ const stringifyComment = (str) => str.replace(/^(?!$)(?: $)?/gm, '#'); function indentComment(comment, indent) { if (/^\n+$/.test(comment)) return comment.substring(1); return indent ? comment.replace(/^(?! *$)/gm, indent) : comment; } const lineComment = (str, indent, comment) => str.endsWith('\n') ? indentComment(comment, indent) : comment.includes('\n') ? '\n' + indentComment(comment, indent) : (str.endsWith(' ') ? '' : ' ') + comment; exports.indentComment = indentComment; exports.lineComment = lineComment; exports.stringifyComment = stringifyComment;