Err(
    Positioned {
        item: TokenError {
            expected_tokens: [
                Keyword(
                    Query,
                ),
                Keyword(
                    Mutation,
                ),
                Keyword(
                    Subscription,
                ),
            ],
            found: Token(
                Name(
                    Name(
                        "extend",
                    ),
                ),
            ),
        },
        position: SourcePosition {
            line: 1,
            col: 1,
        },
    },
)