Save position and length of tokens

src/Parser/Token.hpp

@@ -7,15 +7,30 @@
 using namespace std;
 
 class IToken{
+    unsigned int Position;
+    unsigned int Length;
 public:
     virtual TokenKind GetKind() = 0;
+
+    IToken(unsigned int position, unsigned int length){
+        Position = position;
+        Length = length;
+    }
+
+    unsigned int GetStartPosition(){
+        return Position;
+    }
+
+    unsigned int GetEndPosition(){
+        return Position + Length - 1;
+    }
 };
 
 class SimpleToken : public IToken{
 public:
     TokenKind Kind;
 
-    explicit SimpleToken(TokenKind type){
+    explicit SimpleToken(TokenKind type, unsigned int position, unsigned int length) : IToken(position, length){
         Kind = type;
     }
 
@@ -28,7 +43,7 @@ class IntegerToken : public IToken{
 public:
     long Value;
 
-    explicit IntegerToken(long value){
+    explicit IntegerToken(long value, unsigned int position, unsigned int length) : IToken(position, length){
         Value = value;
     }
 
@@ -41,7 +56,7 @@ class FloatToken : public IToken{
 public:
     double Value;
 
-    explicit FloatToken(double value){
+    explicit FloatToken(double value, unsigned int position, unsigned int length) : IToken(position, length){
         Value = value;
     }
 
@@ -54,7 +69,7 @@ class IdentifierToken : public IToken{
 public:
     string Value;
 
-    explicit IdentifierToken(string value){
+    explicit IdentifierToken(string value, unsigned int position, unsigned int length) : IToken(position, length){
         Value = std::move(value);
     }