@pothos/core/src/utils/sort-classes.ts

Pothos (formerly GiraphQL) is a plugin based schema builder for creating code-first GraphQL schemas in typescript

export function classDepth(obj: {}): number {
  const proto = Object.getPrototypeOf(obj) as {} | null;

  if (!proto) {
    return 0;
  }

  return 1 + classDepth(proto);
}

// biome-ignore lint/suspicious/noExplicitAny: this is fine
export function sortClasses<T extends new (...args: any[]) => unknown>(classes: T[]) {
  return [...classes].sort((a, b) => {
    const depthA = classDepth(a);
    const depthB = classDepth(b);

    if (depthA > depthB) {
      return -1;
    }
    if (depthB > depthA) {
      return 1;
    }

    return 0;
  });
}