export function merge(...sets) {
							 | 
						|
								    if (sets.length > 1) {
							 | 
						|
								        sets[0] = sets[0].slice(0, -1);
							 | 
						|
								        const xl = sets.length - 1;
							 | 
						|
								        for (let x = 1; x < xl; ++x) {
							 | 
						|
								            sets[x] = sets[x].slice(1, -1);
							 | 
						|
								        }
							 | 
						|
								        sets[xl] = sets[xl].slice(1);
							 | 
						|
								        return sets.join('');
							 | 
						|
								    }
							 | 
						|
								    else {
							 | 
						|
								        return sets[0];
							 | 
						|
								    }
							 | 
						|
								}
							 | 
						|
								export function subexp(str) {
							 | 
						|
								    return "(?:" + str + ")";
							 | 
						|
								}
							 | 
						|
								export function typeOf(o) {
							 | 
						|
								    return o === undefined ? "undefined" : (o === null ? "null" : Object.prototype.toString.call(o).split(" ").pop().split("]").shift().toLowerCase());
							 | 
						|
								}
							 | 
						|
								export function toUpperCase(str) {
							 | 
						|
								    return str.toUpperCase();
							 | 
						|
								}
							 | 
						|
								export function toArray(obj) {
							 | 
						|
								    return obj !== undefined && obj !== null ? (obj instanceof Array ? obj : (typeof obj.length !== "number" || obj.split || obj.setInterval || obj.call ? [obj] : Array.prototype.slice.call(obj))) : [];
							 | 
						|
								}
							 | 
						|
								export function assign(target, source) {
							 | 
						|
								    const obj = target;
							 | 
						|
								    if (source) {
							 | 
						|
								        for (const key in source) {
							 | 
						|
								            obj[key] = source[key];
							 | 
						|
								        }
							 | 
						|
								    }
							 | 
						|
								    return obj;
							 | 
						|
								}
							 | 
						|
								//# sourceMappingURL=util.js.map
							 |