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Extract stream output handling to a new type.

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Signed-off-by: Daniel Nephin <dnephin@docker.com>
This commit is contained in:
Daniel Nephin 2016-08-29 11:11:29 -04:00
parent b1dfefc4bb
commit a0ab33124a
15 changed files with 113 additions and 78 deletions
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11
pkg/jsonmessage/jsonmessage.go
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@ -219,3 +219,14 @@ func DisplayJSONMessagesStream(in io.Reader, out io.Writer, terminalFd uintptr,
}
return nil
}
type stream interface {
io.Writer
FD() uintptr
IsTerminal() bool
}
// DisplayJSONMessagesToStream prints json messages to the output stream
func DisplayJSONMessagesToStream(in io.Reader, stream stream, auxCallback func(*json.RawMessage)) error {
return DisplayJSONMessagesStream(in, stream, stream.FD(), stream.IsTerminal(), auxCallback)
}