[INTERNAL] Encode property default values as JS string literals

lib/processors/jsdoc/lib/ui5/template/publish.js

@@ -3793,9 +3793,25 @@ function createAPIXML(symbols, filename, options) {
 		return !!symbol && symbol.kind === "enum";
 	}
 
+	var replacement = {
+		"\t": "\\t",
+		"\n": "\\n",
+		"\r": "\\r",
+		"\"": "\\\"",
+		"\\": "\\\\"
+	};
+
+	/**
+	 * Converts the given value into its JavaScript source code format.
+	 *
+	 * Strings will be enclosed in double quotes with special chars being escaped,
+	 * all other values will be used 'literally'.
+	 */
 	function toRaw(value, type) {
 		if ( typeof value === "string" && !isEnum(type) ) {
-			value = "\"" + value.replace(/"/g, "\\\"") + "\"";
+			return "\"" + value.replace(/[\u0000-\u001f"\\]/g, function(c) {
+				return replacement[c] || "\\u" + c.charCodeAt(0).toString(16).padStart(4, "0");
+			}) + "\"";
 		}
 		return value;
 	}