function getCap(str) {
			const firstChar = str.charAt(0);

			const firstCharLower = firstChar.toLowerCase();
			const firstCharUpper = firstChar.toUpperCase();

			if (firstCharLower === firstCharUpper) {
				// char has no uppercase variant, so it's non-alphabetic
				return "non-alpha";
			}
			if (firstChar === firstCharLower) {
				return "lower";
			}
			return "upper";
		}
Returns the capitalization state of the string -
Whether the first character is uppercase, lowercase, or non-alphabetic
@param {string} str String
@returns {string} capitalization state: "non-alpha", "lower", or "upper"