feat(ir, parser): Support if/while/break/logical expr/cmp in parser and ir generator

src/frontend/types.rs

@@ -17,7 +17,7 @@ pub enum TokenValue {
     TypeIdent(TypeIdent),
     
     Plus, Minus, Star, Slash, Percent,
-    Equal, DoubleEqual, Not, NotEqual, Less, LessEqual, Greater, GreaterEqual,
+    Equal, DoubleEqual, Not, NotEqual, Less, LessEqual, Greater, GreaterEqual, And, Or,
 
     LParen, RParen,
     LBrace, RBrace,
@@ -58,6 +58,8 @@ impl std::fmt::Display for TokenValue {
             TokenValue::Equal => write!(f, "`=`"),
             TokenValue::DoubleEqual => write!(f, "`==`"),
             TokenValue::Not => write!(f, "`!`"),
+            TokenValue::And => write!(f, "`&&`"),
+            TokenValue::Or => write!(f, "`||`"),
             TokenValue::NotEqual => write!(f, "`!=`"),
             TokenValue::Less => write!(f, "`<`"),
             TokenValue::LessEqual => write!(f, "`<=`"),