fix: empty object (#241)

gorules · Sep 10, 2024 · a903982 · a903982
1 parent 719d43a
commit a903982
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diff --git a/core/expression/src/parser/parser.rs b/core/expression/src/parser/parser.rs
@@ -489,7 +489,12 @@ impl<'arena, 'token_ref, Flavor> Parser<'arena, 'token_ref, Flavor> {
         F: Fn() -> ParserResult<&'arena Node<'arena>>,
     {
         self.expect(TokenKind::Bracket(Bracket::LeftCurlyBracket))?;
+
         let mut key_value_pairs = BumpVec::new_in(self.bump);
+        if let TokenKind::Bracket(Bracket::RightCurlyBracket) = self.current().kind {
+            self.next()?;
+            return Ok(self.node(Node::Object(key_value_pairs.into_bump_slice())));
+        }
 
         loop {
             let key = self.object_key(&expression_parser)?;

diff --git a/core/expression/tests/data/standard.csv b/core/expression/tests/data/standard.csv
@@ -271,6 +271,7 @@ keys(customer);{"customer": {"firstName": "John"}};["firstName"]
 keys(customer);{"customer": {"lastName": "Doe"}};["lastName"]
 values(customer);{"customer": {"firstName": "John"}};["John"]
 values(customer);{"customer": {"lastName": "Doe"}};["Doe"]
+{};;{}
 
 # Nullish coalescing
 null ?? 'hello';;'hello'