NewDownloader creates a new Downloader that will store the GitHub metadata in the given DB.

NewMemoryDownloader creates a new Downloader that stores GitHub data in memory.

NewRateLimitTransport returns a new NewRateLimitTransport, who will call the passed http.RoundTripper to process the http.Request Each client (with its own token) should use its own RateLimitTransport.

NewStdoutDownloader creates a new Downloader that will print the GitHub metadata to stdout.

SetRateLimitTransport wraps the passed client.Transport with a RateLimitTransport.

SetRetryTransport wraps the passed client.Transport with a RetryTransport.

Downloader fetches GitHub data using the v4 API.

ErrAbuseRateLimit is returned when a request triggers any GitHub abuse detection mechanism https://developer.github.com/v3/#abuse-rate-limits.

ErrRateLimit is returned when a request failed because of a RateLimit https://developer.github.com/v4/guides/resource-limitations/#rate-limit.

ErrUnauthorized is returned when a response returns 401.

RateLimitTransport implements GitHub GraphQL API v4 best practices for avoiding rate limits https://developer.github.com/v4/guides/resource-limitations/#rate-limit https://developer.github.com/v3/#abuse-rate-limits RateLimitTransport will process a Request, and if the response could not be fetched because of a RateLimit or an AbuseRateLimit, it will return an ErrorRateLimit and it no longer process any further Requests until the Limit has been expired.

Connection is a unified interface for GraphQL connections.

Query is a GraphQL query that returns Connection.