feat(lexer,sema,ir): Add compoundassign

src/lexer/types.rs

@@ -18,6 +18,7 @@ pub enum TokenValue {
     
     Plus, Minus, Star, Slash, Percent,
     PlusPlus, MinusMinus,
+    PlusEqual, MinusEqual, StarEqual, SlashEqual, PercentEqual,
     Equal, DoubleEqual, Not, NotEqual, Less, LessEqual, Greater, GreaterEqual, And, Or,
 
     LParen, RParen,
@@ -56,6 +57,11 @@ impl std::fmt::Display for TokenValue {
             TokenValue::Minus => write!(f, "`-`"),
             TokenValue::PlusPlus => write!(f, "`++`"),
             TokenValue::MinusMinus => write!(f, "`--`"),
+            TokenValue::PlusEqual => write!(f, "`+=`"),
+            TokenValue::MinusEqual => write!(f, "`-=`"),
+            TokenValue::StarEqual => write!(f, "`*=`"),
+            TokenValue::SlashEqual => write!(f, "`/=`"),
+            TokenValue::PercentEqual => write!(f, "`%=`"),
             TokenValue::Star => write!(f, "`*`"),
             TokenValue::Slash => write!(f, "`/`"),
             TokenValue::Percent => write!(f, "`%`"),
@@ -98,6 +104,7 @@ pub enum TokenKind {
     TypeIdent,
     
     Plus, Minus, Star, Slash, Percent,
+    PlusEqual, MinusEqual, StarEqual, SlashEqual, PercentEqual,
     Equal, DoubleEqual, NotEqual, Less, LessEqual, Greater, GreaterEqual,
 
     LParen, RParen,