Various fixes, tests and refactoring

js/serialization/Grammar.js

@@ -300,7 +300,10 @@ export default class Grammar {
     PathSymbolOptSpaces = r => P.regex(/[0-9\w]+(?: [0-9\w]+)+|[0-9\w]+/).map(v => new PathSymbolEntity({ value: v }))
 
     /** @param {Grammar} r */
-    Symbol = r => P.regex(/\w+/).map(v => new SymbolEntity({ value: v }))
+    Symbol = r => P.regex(/[a-zA-Z_]\w*/).map(v => new SymbolEntity({ value: v }))
+
+    /** @param {Grammar} r */
+    Enum = r => P.regex(/[a-zA-Z_]\w*/).map(v => new EnumEntity({ value: v }))
 
     /** @param {Grammar} r */
     ObjectReference = r => P.alt(

js/serialization/initializeSerializerFactory.js

@@ -1,5 +1,6 @@
 import ByteEntity from "../entity/ByteEntity"
 import CustomSerializer from "./CustomSerializer"
+import EnumEntity from "../entity/EnumEntity"
 import FunctionReferenceEntity from "../entity/FunctionReferenceEntity"
 import GeneralSerializer from "./GeneralSerializer"
 import GuidEntity from "../entity/GuidEntity"
@@ -56,6 +57,7 @@ export default function initializeSerializerFactory() {
             (array, insideString) =>
                 `(${array
                     .map(v =>
+                        // @ts-expect-error
                         SerializerFactory.getSerializer(Utility.getType(v)).serialize(v, insideString) + ","
                     )
                     .join("")
@@ -89,6 +91,11 @@ export default function initializeSerializerFactory() {
         new ToStringSerializer(ByteEntity)
     )
 
+    SerializerFactory.registerSerializer(
+        EnumEntity,
+        new ToStringSerializer(EnumEntity)
+    )
+
     SerializerFactory.registerSerializer(
         FunctionReferenceEntity,
         new GeneralSerializer(bracketsWrapped, FunctionReferenceEntity)