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client_error.go
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client_error.go
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// Copyright © 2019 Banzai Cloud
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cadence
import (
"errors"
"go.uber.org/cadence"
)
// Cadence client error reason.
const ClientErrorReason = "ClientError"
// ClientError defines a bahavior based error type for Cadence client issues.
type ClientError interface {
ClientError() (isClientError bool)
}
// NewClientError returns a new client error.
func NewClientError(err error) error {
return cadence.NewCustomError(ClientErrorReason, err.Error())
}
// WrapClientError wraps an error into a custom cadence error if it's a client
// error.
func WrapClientError(err error) error {
if err == nil {
return nil
}
var clientError ClientError
if errors.As(err, &clientError) && clientError.ClientError() {
return NewClientError(err)
}
return err
}