1 files changed, 3 insertions, 0 deletions
diff --git a/modelica-parser-lalrpop/src/ast.rs b/modelica-parser-lalrpop/src/ast.rs
index f1e7d93..317944b 100644
--- a/modelica-parser-lalrpop/src/ast.rs
+++ b/modelica-parser-lalrpop/src/ast.rs
@@ -103,6 +103,7 @@ pub enum MathUnaryFunc {
 pub enum BinOperator {
     Multiply,
     Divide,
+    Exponentiate,
     Add,
     Subtract,
 }
@@ -313,6 +314,8 @@ impl Debug for BinOperator {
         match *self {
             Multiply => write!(fmt, "*"),
             Divide => write!(fmt, "/"),
+            // TODO: this doesn't really work here
+            Exponentiate => write!(fmt, "^"),
             Add => write!(fmt, "+"),
             Subtract => write!(fmt, "-"),
         }