Parsing expressions scaffold

1 files changed, 16 insertions, 0 deletions

diff --git a/src/parse/ast.rs b/src/parse/ast.rs
new file mode 100644
index 0000000..2f30eaf
--- /dev/null
+++ b/src/parse/ast.rs
@@ -0,0 +1,16 @@
+use crate::lex::token::Token;
+
+#[derive(Debug)]
+pub enum Expression {
+    Binary {
+        left: Box<Expression>,
+        op: Token,
+        right: Box<Expression>,
+    },
+    Unary {
+        op: Token,
+        right: Box<Expression>,
+    },
+    Group(Box<Expression>),
+    Literal(Token),
+}