Function ucs2decode

public/javascripts/socket.io.js:6339–6363

(string)

		// Taken from https://mths.be/punycode
		function ucs2decode(string) {
			var output = [];
			var counter = 0;
			var length = string.length;
			var value;
			var extra;
			while (counter < length) {
				value = string.charCodeAt(counter++);
				if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
					// high surrogate, and there is a next character
					extra = string.charCodeAt(counter++);
					if ((extra & 0xFC00) == 0xDC00) { // low surrogate
						output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
					} else {
						// unmatched surrogate; only append this code unit, in case the next
						// code unit is the high surrogate of a surrogate pair
						output.push(value);
						counter--;
					}
				} else {
					output.push(value);
				}
			}
			return output;
		}

		// Taken from https://mths.be/punycode
		function ucs2encode(array) {