MatchReader returns a new ReaderMatcher which matches expected.

MatchRegex returns a new RegexMatcher which matches the expected regex.

MatchWriter returns a new WriterMatcher which write b to any io.Writer passed to Matches.

MatchWriterAt returns a new WriterAtMatcher which writes b to any io.WriterAt passed to Matches.

ReaderMatcher is a gomock Matcher which matches io.Readers which produce some given bytes.

RegexMatcher is a gomock Matcher which matches strings against some given regex.

WriterAtMatcher is a gomock Matcher which matches any io.WriterAt, with the side-effect of writing some give bytes.

WriterMatcher is a gomock Matcher which matches any io.Writer, with the side-effect of writing some given bytes.