ipld-eth-server/libraries/shared/mocks/log_extractor.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

49 lines
1.7 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/constants"
"github.com/vulcanize/vulcanizedb/libraries/shared/transformer"
)
type MockLogExtractor struct {
AddedConfigs []transformer.EventTransformerConfig
AddTransformerConfigError error
ExtractLogsCount int
ExtractLogsErrors []error
}
func (extractor *MockLogExtractor) AddTransformerConfig(config transformer.EventTransformerConfig) error {
extractor.AddedConfigs = append(extractor.AddedConfigs, config)
return extractor.AddTransformerConfigError
}
func (extractor *MockLogExtractor) ExtractLogs(recheckHeaders constants.TransformerExecution) error {
extractor.ExtractLogsCount++
if len(extractor.ExtractLogsErrors) > 1 {
var errorThisRun error
errorThisRun, extractor.ExtractLogsErrors = extractor.ExtractLogsErrors[0], extractor.ExtractLogsErrors[1:]
return errorThisRun
} else if len(extractor.ExtractLogsErrors) == 1 {
thisErr := extractor.ExtractLogsErrors[0]
extractor.ExtractLogsErrors = []error{}
return thisErr
}
return nil
}