From 681c201c3c6156e723abcf6735b0ec278d6381f9 Mon Sep 17 00:00:00 2001
From: Evan Shaw <evan.shaw@lightspeedhq.com>
Date: Sun, 11 Sep 2022 21:01:31 +1200
Subject: [PATCH] Add support for block statements

---
 trunk_parser/src/ast.rs        |  3 +++
 trunk_parser/src/parser/mod.rs | 19 +++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/trunk_parser/src/ast.rs b/trunk_parser/src/ast.rs
index cdb8b13..82ce978 100644
--- a/trunk_parser/src/ast.rs
+++ b/trunk_parser/src/ast.rs
@@ -271,6 +271,9 @@ pub enum Statement {
         name: Identifier,
         value: Option<Expression>,
     },
+    Block {
+        body: Block,
+    },
     Noop,
 }
 
diff --git a/trunk_parser/src/parser/mod.rs b/trunk_parser/src/parser/mod.rs
index 9712862..aac2b80 100644
--- a/trunk_parser/src/parser/mod.rs
+++ b/trunk_parser/src/parser/mod.rs
@@ -893,6 +893,12 @@ impl Parser {
                     finally,
                 }
             }
+            TokenKind::LeftBrace => {
+                self.next();
+                let body = self.block(&TokenKind::RightBrace)?;
+                self.rbrace()?;
+                Statement::Block { body }
+            }
             _ => {
                 let expr = self.expression(0)?;
 
@@ -2957,6 +2963,19 @@ mod tests {
         );
     }
 
+    #[test]
+    fn block() {
+        assert_ast("<?php {}", &[Statement::Block { body: vec![] }]);
+        assert_ast(
+            "<?php { $a; }",
+            &[Statement::Block {
+                body: vec![Statement::Expression {
+                    expr: Expression::Variable { name: "a".into() },
+                }],
+            }],
+        );
+    }
+
     #[test]
     fn noop() {
         assert_ast("<?php ;", &[Statement::Noop]);