getPath(filename, data = {}) {
		if (!data.hash) {
			data = {
				hash: this.hash,
				...data
			};
		}
		return this.getAssetPath(filename, data);
	}

	getPath(filename, data = {}, callback?) {
       let result;
       try {
		if (!data.hash) {
			data = {
				hash: this.hash,
				...data
			};
		}
		result= this.getAssetPath(filename, data)
         if(callback) {  callback(null, result)} else { return result };
		} catch(err){
           if(callback){ callback(err) } else { throw err }
        }
	}