NewClient creates a HTTP Client that automatically adds an ID token to each request via an Authorization header.

NewTokenSource creates a TokenSource that returns ID tokens with the audience provided and configured with the supplied options.

NewValidator creates a Validator that uses the options provided to configure a the internal http.Client that will be used to make requests to fetch JWKs.

Validate is used to validate the provided idToken with a known Google cert URL.

WithCredentialsFile returns a ClientOption that authenticates API calls with the given service account or refresh token JSON credentials file.

WithCredentialsJSON returns a ClientOption that authenticates API calls with the given service account or refresh token JSON credentials.

WithCustomClaims optionally specifies custom private claims for an ID token.

WithHTTPClient returns a ClientOption that specifies the HTTP client to use as the basis of communications.

Payload represents a decoded payload of an ID Token.

Validator provides a way to validate Google ID Tokens with a user provided http.Client.

ClientOption is for configuring a Google API client or transport.