ipld-eth-server/pkg/super_node/helpers.go

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// VulcanizeDB
// Copyright © 2019 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package super_node
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import log "github.com/sirupsen/logrus"
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func sendNonBlockingErr(sub Subscription, err error) {
log.Error(err)
select {
case sub.PayloadChan <- SubscriptionPayload{Data: nil, Err: err.Error(), Msg: ""}:
default:
log.Infof("unable to send error to subscription %s", sub.ID)
}
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}
func sendNonBlockingQuit(sub Subscription) {
select {
case sub.QuitChan <- true:
log.Infof("closing subscription %s", sub.ID)
default:
log.Infof("unable to close subscription %s; channel has no receiver", sub.ID)
}
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}