import sourceMapToComment from 'source-map-to-comment';

const sourceMap = getSourceMapObjectFromSomething();

sourceMapToComment(sourceMap);
//=> '//# sourceMappingURL=data:application/json;base64,eyJ2Z...'

sourceMapToComment(JSON.stringify(sourceMap));
//=> '//# sourceMappingURL=data:application/json;base64,eyJ2Z...'

sourceMapToComment(sourceMap, {type: 'css'});
//=> '/*# sourceMappingURL=data:application/json;base64,eyJ2Z... */'