JsModule {
    bom_token: missing (optional),
    interpreter_token: missing (optional),
    directives: JsDirectiveList [],
    items: JsModuleItemList [
        JsExpressionStatement {
            expression: JsParenthesizedExpression {
                l_paren_token: L_PAREN@0..1 "(" [] [],
                expression: JsSequenceExpression {
                    left: JsIdentifierExpression {
                        name: JsReferenceIdentifier {
                            value_token: IDENT@1..2 "a" [] [],
                        },
                    },
                    comma_token: COMMA@2..3 "," [] [],
                    right: missing (required),
                },
                r_paren_token: missing (required),
            },
            semicolon_token: SEMICOLON@3..4 ";" [] [],
        },
        JsExpressionStatement {
            expression: JsParenthesizedExpression {
                l_paren_token: L_PAREN@4..6 "(" [Newline("\n")] [],
                expression: JsSequenceExpression {
                    left: JsSequenceExpression {
                        left: JsIdentifierExpression {
                            name: JsReferenceIdentifier {
                                value_token: IDENT@6..7 "a" [] [],
                            },
                        },
                        comma_token: COMMA@7..9 "," [] [Whitespace(" ")],
                        right: JsIdentifierExpression {
                            name: JsReferenceIdentifier {
                                value_token: IDENT@9..10 "b" [] [],
                            },
                        },
                    },
                    comma_token: COMMA@10..12 "," [] [Whitespace(" ")],
                    right: JsIdentifierExpression {
                        name: JsReferenceIdentifier {
                            value_token: IDENT@12..13 "c" [] [],
                        },
                    },
                },
                r_paren_token: missing (required),
            },
            semicolon_token: SEMICOLON@13..14 ";" [] [],
        },
    ],
    eof_token: EOF@14..15 "" [Newline("\n")] [],
}

0: JS_MODULE@0..15
  0: (empty)
  1: (empty)
  2: JS_DIRECTIVE_LIST@0..0
  3: JS_MODULE_ITEM_LIST@0..14
    0: JS_EXPRESSION_STATEMENT@0..4
      0: JS_PARENTHESIZED_EXPRESSION@0..3
        0: L_PAREN@0..1 "(" [] []
        1: JS_SEQUENCE_EXPRESSION@1..3
          0: JS_IDENTIFIER_EXPRESSION@1..2
            0: JS_REFERENCE_IDENTIFIER@1..2
              0: IDENT@1..2 "a" [] []
          1: COMMA@2..3 "," [] []
          2: (empty)
        2: (empty)
      1: SEMICOLON@3..4 ";" [] []
    1: JS_EXPRESSION_STATEMENT@4..14
      0: JS_PARENTHESIZED_EXPRESSION@4..13
        0: L_PAREN@4..6 "(" [Newline("\n")] []
        1: JS_SEQUENCE_EXPRESSION@6..13
          0: JS_SEQUENCE_EXPRESSION@6..10
            0: JS_IDENTIFIER_EXPRESSION@6..7
              0: JS_REFERENCE_IDENTIFIER@6..7
                0: IDENT@6..7 "a" [] []
            1: COMMA@7..9 "," [] [Whitespace(" ")]
            2: JS_IDENTIFIER_EXPRESSION@9..10
              0: JS_REFERENCE_IDENTIFIER@9..10
                0: IDENT@9..10 "b" [] []
          1: COMMA@10..12 "," [] [Whitespace(" ")]
          2: JS_IDENTIFIER_EXPRESSION@12..13
            0: JS_REFERENCE_IDENTIFIER@12..13
              0: IDENT@12..13 "c" [] []
        2: (empty)
      1: SEMICOLON@13..14 ";" [] []
  4: EOF@14..15 "" [Newline("\n")] []
--
incomplete_parenthesized_sequence_expression.js:1:4 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  × Expected an expression but instead found ';'.
  
  > 1 │ (a,;
      │    ^
    2 │ (a, b, c;
    3 │ 
  
  i Expected an expression here.
  
  > 1 │ (a,;
      │    ^
    2 │ (a, b, c;
    3 │ 
  
--
incomplete_parenthesized_sequence_expression.js:2:9 parse ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

  × expected `)` but instead found `;`
  
    1 │ (a,;
  > 2 │ (a, b, c;
      │         ^
    3 │ 
  
  i Remove ;
  
--
(a,;
(a, b, c;