function convertToSeparateLines(firstComment, commentLinesList) {
			return commentLinesList
				.map(line => `// ${line}`)
				.join(`\n${getInitialOffset(firstComment)}`);
		}
Converts a comment into separate-line form
@param {Token} firstComment The first comment of the group being converted
@param {string[]} commentLinesList A list of lines to appear in the new starred-block comment
@returns {string} A representation of the comment value in separate-line form