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package webrtc
// DataChannelState indicates the state of a data channel.
type DataChannelState int
const (
// DataChannelStateConnecting indicates that the data channel is being
// established. This is the initial state of DataChannel, whether created
// with CreateDataChannel, or dispatched as a part of an DataChannelEvent.
DataChannelStateConnecting DataChannelState = iota + 1
// DataChannelStateOpen indicates that the underlying data transport is
// established and communication is possible.
DataChannelStateOpen
// DataChannelStateClosing indicates that the procedure to close down the
// underlying data transport has started.
DataChannelStateClosing
// DataChannelStateClosed indicates that the underlying data transport
// has been closed or could not be established.
DataChannelStateClosed
)
// This is done this way because of a linter.
const (
dataChannelStateConnectingStr = "connecting"
dataChannelStateOpenStr = "open"
dataChannelStateClosingStr = "closing"
dataChannelStateClosedStr = "closed"
)
func newDataChannelState(raw string) DataChannelState {
switch raw {
case dataChannelStateConnectingStr:
return DataChannelStateConnecting
case dataChannelStateOpenStr:
return DataChannelStateOpen
case dataChannelStateClosingStr:
return DataChannelStateClosing
case dataChannelStateClosedStr:
return DataChannelStateClosed
default:
return DataChannelState(Unknown)
}
}
func (t DataChannelState) String() string {
switch t {
case DataChannelStateConnecting:
return dataChannelStateConnectingStr
case DataChannelStateOpen:
return dataChannelStateOpenStr
case DataChannelStateClosing:
return dataChannelStateClosingStr
case DataChannelStateClosed:
return dataChannelStateClosedStr
default:
return ErrUnknownType.Error()
}
}
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