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package ws
// RejectOption represents an option used to control the way connection is
// rejected.
type RejectOption func(*ConnectionRejectedError)
// RejectionReason returns an option that makes connection to be rejected with
// given reason.
func RejectionReason(reason string) RejectOption {
return func(err *ConnectionRejectedError) {
err.reason = reason
}
}
// RejectionStatus returns an option that makes connection to be rejected with
// given HTTP status code.
func RejectionStatus(code int) RejectOption {
return func(err *ConnectionRejectedError) {
err.code = code
}
}
// RejectionHeader returns an option that makes connection to be rejected with
// given HTTP headers.
func RejectionHeader(h HandshakeHeader) RejectOption {
return func(err *ConnectionRejectedError) {
err.header = h
}
}
// RejectConnectionError constructs an error that could be used to control the
// way handshake is rejected by Upgrader.
func RejectConnectionError(options ...RejectOption) error {
err := new(ConnectionRejectedError)
for _, opt := range options {
opt(err)
}
return err
}
// ConnectionRejectedError represents a rejection of connection during
// WebSocket handshake error.
//
// It can be returned by Upgrader's On* hooks to indicate that WebSocket
// handshake should be rejected.
type ConnectionRejectedError struct {
reason string
code int
header HandshakeHeader
}
// Error implements error interface.
func (r *ConnectionRejectedError) Error() string {
return r.reason
}
func (r *ConnectionRejectedError) StatusCode() int {
return r.code
}
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