ipld-eth-server/libraries/shared/mocks/log_delegator.go
Rob Mulholand 4fa19be90a Return error when no logs/headers available
- Replaces bool and moots question of error/bool ordering
- Also make event watcher execution synchronous
2019-09-18 20:55:15 -05:00

46 lines
1.5 KiB
Go

// 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 mocks
import (
"github.com/vulcanize/vulcanizedb/libraries/shared/transformer"
)
type MockLogDelegator struct {
AddedTransformers []transformer.EventTransformer
DelegateCallCount int
DelegateErrors []error
}
func (delegator *MockLogDelegator) AddTransformer(t transformer.EventTransformer) {
delegator.AddedTransformers = append(delegator.AddedTransformers, t)
}
func (delegator *MockLogDelegator) DelegateLogs() error {
delegator.DelegateCallCount++
if len(delegator.DelegateErrors) > 1 {
var delegateErrorThisRun error
delegateErrorThisRun, delegator.DelegateErrors = delegator.DelegateErrors[0], delegator.DelegateErrors[1:]
return delegateErrorThisRun
} else if len(delegator.DelegateErrors) == 1 {
thisErr := delegator.DelegateErrors[0]
delegator.DelegateErrors = []error{}
return thisErr
}
return nil
}