From 3fe2b4256a08ed25af8239208725f4f519cc63ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emmanuel=20Beno=C3=AEt?= <tseeker@nocternity.net>
Date: Sat, 31 Dec 2022 16:58:48 +0100
Subject: [PATCH] AST - Blocks
---
src/ast.rs | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/src/ast.rs b/src/ast.rs
index 51a5b05..fbf7561 100644
--- a/src/ast.rs
+++ b/src/ast.rs
@@ -17,6 +17,8 @@ pub enum StmtNode {
Expression(ExprNode),
/// The print statement
Print(ExprNode),
+ /// A block containing multiple statements.
+ Block(Vec<Box<StmtNode>>),
}
/// An AST node that represents an expression.
@@ -75,6 +77,11 @@ impl AstDumper for StmtNode {
Self::VarDecl(name, None) => format!("( var {} nil )", name.lexeme),
Self::Expression(expr) => format!("( {} )", expr.dump()),
Self::Print(expr) => format!("(print {})", expr.dump()),
+ Self::Block(stmts) => stmts
+ .iter()
+ .map(|s| s.dump())
+ .collect::<Vec<String>>()
+ .join(" "),
}
}
}