From b5ff24ffad40b6727c2d368ac8c5b2a2d7f9da4d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emmanuel=20Beno=C3=AEt?= <tseeker@nocternity.net>
Date: Sat, 31 Dec 2022 16:16:12 +0100
Subject: [PATCH] AST - Variable assignment
---
src/ast.rs | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/ast.rs b/src/ast.rs
index 1d47a59..51a5b05 100644
--- a/src/ast.rs
+++ b/src/ast.rs
@@ -22,6 +22,9 @@ pub enum StmtNode {
/// An AST node that represents an expression.
#[derive(Debug, Clone)]
pub enum ExprNode {
+ /// Assignment to a variable.
+ Assignment { name: Token, value: Box<ExprNode> },
+
/// Binary expression.
Binary {
left: Box<ExprNode>,
@@ -79,6 +82,7 @@ impl AstDumper for StmtNode {
impl AstDumper for ExprNode {
fn dump(&self) -> String {
match self {
+ Self::Assignment { name, value } => format!("( = {} {} )", name.lexeme, value.dump()),
Self::Binary {
left,
operator,