add tree builder, fix multiple bugs

2026-10-07 16:15:42 +03:00
parent b365e1d05c
commit afb4b5de20
4 changed files with 168 additions and 25 deletions
@@ -7,18 +7,6 @@

 namespace Expression {

-#if 0
-namespace TokenType {
-
-enum TokenType {
-	VAR,
-	CONST,
-	OPERATOR
-};
-
-}
-#endif
-
 class Token {
 public:
 	enum TokenType {
@@ -310,7 +298,17 @@ class TreeNode {
 public:
 	TreeNode *l; // left hand
 	TreeNode *r; // right hand
-	Token o; // operator
+	Token o; // if operator, left and right hands are valid
+		 // if value, left and right hands should be null
+
+	explicit TreeNode(void)
+	{
+	}
+
+	explicit TreeNode(const Token t)
+		: o(t)
+	{
+	}

 	~TreeNode()
 	{