export type Or<T, U> = 0 extends 1 & T ? U : T;

export type Maybe<T> = T | undefined | null;

export interface Extensions {
  [extension: string]: unknown;
}

export type Source =
  | any
  | {
      body: string;
      name: string;
      locationOffset: {
        line: number;
        column: number;
      };
    };

export type Location =
  | any
  | {
      start: number;
      end: number;
      source: Source;
    };