...

compiler/Compiler/Tokenizer.cs

@@ -342,7 +342,7 @@ public abstract class Token(int line, int column, int length)
 
 public sealed class TokenIdent(int line, int column, int length, string ident) : Token(line, column, length)
 {
-    public string Ident = ident;
+    public readonly string Ident = ident;
 }
 
 public sealed class TokenIntLiteral(int line, int column, int length, BigInteger value) : Token(line, column, length)
@@ -350,19 +350,14 @@ public sealed class TokenIntLiteral(int line, int column, int length, BigInteger
     public BigInteger Value = value;
 }
 
-public sealed class TokenFloatLiteral(int line, int column, int length, decimal value) : Token(line, column, length)
-{
-    public decimal Value = value;
-}
-
 public sealed class TokenStringLiteral(int line, int column, int length, string value) : Token(line, column, length)
 {
-    public string Value = value;
+    public readonly string Value = value;
 }
 
 public sealed class TokenBoolLiteral(int line, int column, int length, bool value) : Token(line, column, length)
 {
-    public bool Value = value;
+    public readonly bool Value = value;
 }
 
 public enum Symbol
@@ -394,7 +389,7 @@ public enum Symbol
 
 public sealed class TokenSymbol(int line, int column, int length, Symbol symbol) : Token(line, column, length)
 {
-    public Symbol Symbol = symbol;
+    public readonly Symbol Symbol = symbol;
 }
 
 public enum Keyword
@@ -406,5 +401,5 @@ public enum Keyword
 
 public sealed class TokenKeyword(int line, int column, int length, Keyword keyword) : Token(line, column, length)
 {
-    public Keyword Keyword = keyword;
+    public readonly Keyword Keyword = keyword;
 }