Add support for parsing empty dictionary expressions (#1684)

apache · Jan 26, 2025 · 74163b1 · 74163b1
1 parent cbe59a2
commit 74163b1
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/src/parser/mod.rs b/src/parser/mod.rs
@@ -2854,7 +2854,8 @@ impl<'a> Parser<'a> {
     fn parse_duckdb_struct_literal(&mut self) -> Result<Expr, ParserError> {
         self.expect_token(&Token::LBrace)?;
 
-        let fields = self.parse_comma_separated(Self::parse_duckdb_dictionary_field)?;
+        let fields =
+            self.parse_comma_separated0(Self::parse_duckdb_dictionary_field, Token::RBrace)?;
 
         self.expect_token(&Token::RBrace)?;
 

diff --git a/tests/sqlparser_common.rs b/tests/sqlparser_common.rs
@@ -11291,6 +11291,8 @@ fn test_dictionary_syntax() {
         );
     }
 
+    check("{}", Expr::Dictionary(vec![]));
+
     check(
         "{'Alberta': 'Edmonton', 'Manitoba': 'Winnipeg'}",
         Expr::Dictionary(vec![
-Original file line number
+Diff line change
@@ Expand Up / @@ -11291,6 +11291,8 @@ fn test_dictionary_syntax() { @@
             );
         }
+        check("{}", Expr::Dictionary(vec![]));
         check(
             "{'Alberta': 'Edmonton', 'Manitoba': 'Winnipeg'}",
             Expr::Dictionary(vec![
@@ Expand Down @@