Style cleanup of constants loader

game/00-framework-tools/constants-loader.js

+// eslint-disable-next-line no-var, no-unused-vars
 var ConstantsLoader = (() => {
-	const allowedTypes = ['boolean', 'bigint', 'number', 'string'];
+	const allowedTypes = ["boolean", "bigint", "number", "string"];
 
 	function init(data) {
 		/* Use a modified cloning function to protect data. */
@@ -9,20 +10,21 @@ var ConstantsLoader = (() => {
 	function clone(obj) {
 		const fragment = Object.create({});
 		Object.entries(obj).forEach(([key, value]) => {
-			if (typeof value === 'object') {
+			if (typeof value === "object") {
 				/* Sub object within object. */
 				Object.defineProperty(fragment, key, {
 					value: clone(value),
 					writable: false,
-					configurable: false
+					configurable: false,
 				});
 			} else if (allowedTypes.includes(typeof value)) {
 				/* A value type, ready for getter conversion. */
 				Object.defineProperty(fragment, key, {
-					get: function() {
+					get() {
 						return value;
 					},
-					configurable: false
+					writable: false,
+					configurable: false,
 				});
 			}
 		});
@@ -30,6 +32,7 @@ var ConstantsLoader = (() => {
 	}
 
 	return Object.seal({
-		init
+		init,
+		clone,
 	});
 })();