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errors.go
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errors.go
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// The MIT License (MIT)
// Copyright (c) 2017-2020 Uber Technologies Inc.
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package persistence
import (
"errors"
"fmt"
)
type (
// TimeoutError is returned when a write operation fails due to a timeout
TimeoutError struct {
Msg string
}
// DBUnavailableError is returned when the database is unavailable, could be for various reasons.
DBUnavailableError struct {
Msg string
}
// TransactionSizeLimitError is returned when the transaction size is too large
TransactionSizeLimitError struct {
Msg string
}
// InvalidPersistenceRequestError represents invalid request to persistence
InvalidPersistenceRequestError struct {
Msg string
}
// CurrentWorkflowConditionFailedError represents a failed conditional update for current workflow record
CurrentWorkflowConditionFailedError struct {
Msg string
}
// ConditionFailedError represents a failed conditional update for execution record
ConditionFailedError struct {
Msg string
}
// ShardAlreadyExistError is returned when conditionally creating a shard fails
ShardAlreadyExistError struct {
Msg string
}
// ShardOwnershipLostError is returned when conditional update fails due to RangeID for the shard
ShardOwnershipLostError struct {
ShardID int
Msg string
}
// WorkflowExecutionAlreadyStartedError is returned when creating a new workflow failed.
WorkflowExecutionAlreadyStartedError struct {
Msg string
StartRequestID string
RunID string
State int
CloseStatus int
LastWriteVersion int64
}
DuplicateRequestError struct {
RequestType WorkflowRequestType
RunID string
}
)
func (e *DuplicateRequestError) Error() string {
return fmt.Sprintf("Request has already been applied to runID: %s", e.RunID)
}
func (e *InvalidPersistenceRequestError) Error() string {
return e.Msg
}
func (e *CurrentWorkflowConditionFailedError) Error() string {
return e.Msg
}
func (e *ConditionFailedError) Error() string {
return e.Msg
}
func (e *ShardAlreadyExistError) Error() string {
return e.Msg
}
func (e *ShardOwnershipLostError) Error() string {
return e.Msg
}
func (e *WorkflowExecutionAlreadyStartedError) Error() string {
return e.Msg
}
func (e *TimeoutError) Error() string {
return e.Msg
}
func (e *DBUnavailableError) Error() string {
return e.Msg
}
func (e *TransactionSizeLimitError) Error() string {
return e.Msg
}
func AsDuplicateRequestError(err error) (*DuplicateRequestError, bool) {
var e *DuplicateRequestError
if errors.As(err, &e) {
return e, true
}
return nil, false
}