recursive-getter.js

module Post {
  import Comment from Comment;
  import Model from DS;

  export get Post() { return _Post; }

  class _Post extends Model {}

  _Post.schema((post) => {
    post.attr('title');
    post.attr('body');
    post.hasMany('comments', Comment);
  })
}

module Comment {
  import Post from Post;
  import Model from DS;

  export class Comment extends Model {}

  Comment.schema((comment) => {
    comment.attr('body');
    comment.belongsTo('post', Post);
  });
}