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/**
* 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;
export { indentComment, lineComment, stringifyComment };
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