Interface MatchExpressionToken

interface MatchExpressionToken {
    attr?: "s" | "i";
    l: Token;
    loc?: Location;
    op:
        | IncludeMatchToken
        | StartMatchToken
        | EndMatchToken
        | ContainMatchToken
        | DashMatchToken
        | EqualMatchToken;
    parent?: AstRuleList;
    r: Token;
    tokens?: Token[];
    typ: MatchExpressionTokenType;
    validSyntax?: boolean;
}