src/index.js
function getSourceMappingURL() {
	if (path.extname(argv.output) === '.css') {
		return `\n/*# sourceMappingURL=${path.basename(argv.output)}.map */`;
	}
	return `\n//# sourceMappingURL=${path.basename(argv.output)}.map`;
}
function getSourceMappingURL() {
	if (path.extname(argv.output) === '.css') {
		return `\n/*# sourceMappingURL=${path.basename(argv.output)}.map */`;
	}
	return `\n//# sourceMappingURL=${path.basename(argv.output)}.map`;
}
function getSourceMappingURL ( ) { if ( path . extname ( argv . output ) === '.css' ) { return ` \n ${ path . basename ( argv . output ) } ` ; } return ` \n ${ path . basename ( argv . output ) } ` ; }
Return a source mapping URL comment based on the output file extension.

@return {String} the sourceMappingURL comment.
Return a source mapping URL comment based on the output file extension .