function UTF8Length()

in content/lib/paho-mqtt.js [579:600]

• 21 lines of code
• 6 McCabe index (conditional complexity)

	function UTF8Length(input) {
		var output = 0;
		for (var i = 0; i<input.length; i++)
		{
			var charCode = input.charCodeAt(i);
				if (charCode > 0x7FF)
				   {
					  // Surrogate pair means its a 4 byte character
					  if (0xD800 <= charCode && charCode <= 0xDBFF)
						{
						  i++;
						  output++;
						}
				   output +=3;
				   }
			else if (charCode > 0x7F)
				output +=2;
			else
				output++;
		}
		return output;
	}