type IdentifiedToken<M> = {
  metadata: M;
  children?: Token[];
  uuid: string;
  raw: string;
  content: string;
  rendersChildrenOnly?: boolean;
  rendersContentOnly?: boolean;
};

type TokenRenderer<M> = (t: Token<M>) => ReactNode;

type TokenAttributes = {
  type: string;
  render: TokenRenderer;
};

type Token<M = Record<string, string>> = IdentifiedToken<M> & TokenAttributes;

type TokenMarker<M = Record<string, string>> = {
  start: number;
  end: number;
  type: string;
  parent?: TokenMarker;
  token: Token<M>;
};

type FrontMatter = Record<string, string>;