Interface AstRule

interface AstRule {
    chi: (
        | AstDeclaration
        | AstAtRule
        | AstInvalidRule
        | AstInvalidAtRule
        | AstRule
        | AstComment
        | AstInvalidDeclaration
    )[];
    loc?: Location;
    optimized?: null
    | OptimizedSelector;
    parent?: any;
    raw?: null | RawSelectorTokens;
    sel: string;
    tokens?: null | Token[];
    typ: RuleNodeType;
}