Somewhat working binary expressions

2025-11-24 22:03:50 -07:00
parent c019b093d2
commit ae8199fa8c
4 changed files with 372 additions and 75 deletions
--- a/libs/parser/src/lib.rs
+++ b/libs/parser/src/lib.rs
@@ -259,6 +259,11 @@ impl Parser {
            }
            // A priority expression ( -> (1 + 2) <- + 3 )
            TokenType::Symbol(Symbol::LParen) => self.priority().map(Expression::Priority),
+            TokenType::Symbol(Symbol::Minus) => {
+                self.assign_next()?;
+                let inner = self.get_binary_child_node()?;
+                Ok(Expression::Negation(boxed!(inner)))
+            }
            // A function invocation
            TokenType::Identifier(_)
                if self_matches_peek!(self, TokenType::Symbol(Symbol::LParen)) =>