Tests pass!

src/parser/hir/binary.rs

@@ -1,11 +1,26 @@
 use crate::parser::{hir::Expression, Operator, Spanned};
+use crate::prelude::*;
 use derive_new::new;
 use getset::Getters;
+use serde_derive::{Deserialize, Serialize};
+use std::fmt;
 
-#[derive(Debug, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Getters, new)]
+#[derive(
+    Debug, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Getters, Serialize, Deserialize, new,
+)]
 #[get = "crate"]
 pub struct Binary {
     left: Expression,
     op: Spanned<Operator>,
     right: Expression,
 }
+
+impl ToDebug for Binary {
+    fn fmt_debug(&self, f: &mut fmt::Formatter, source: &str) -> fmt::Result {
+        write!(f, "{}", self.left.debug(source))?;
+        write!(f, " {} ", self.op.debug(source))?;
+        write!(f, "{}", self.right.debug(source))?;
+
+        Ok(())
+    }
+}