package blog import "errors" var ( ErrPostTitleMissing = errors.New("post title is missing") ErrPostSlugMissing = errors.New("post slug is missing") ErrPostBodyMissing = errors.New("post body is missing") ErrPostSlugExists = errors.New("post with specified slug already exists") ErrPostPubDateExists = errors.New("post with specified publication date exists") ErrPostTitleExists = errors.New("post with specified title already exists") ErrNoSuchPost = errors.New("no such post") )