drone/git/command/error.go

73 lines
1.6 KiB
Go

// Copyright 2023 Harness, Inc.
//
// 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 command
import (
"errors"
"fmt"
"os/exec"
)
var (
// ErrInvalidArg represent family of errors to report about bad argument used to make a call.
ErrInvalidArg = errors.New("invalid argument")
)
// Error type with optional ExitCode and Stderr payload.
type Error struct {
Err error
StdErr []byte
}
// NewError creates error with source err and stderr payload.
func NewError(err error, stderr []byte) *Error {
return &Error{
Err: err,
StdErr: stderr,
}
}
func (e *Error) ExitCode() int {
var exitErr *exec.ExitError
ok := errors.As(e.Err, &exitErr)
if ok {
return exitErr.ExitCode()
}
return 0
}
func (e *Error) IsExitCode(code int) bool {
return e.ExitCode() == code
}
func (e *Error) Error() string {
if len(e.StdErr) != 0 {
return fmt.Sprintf("%s: %s", e.Err.Error(), e.StdErr)
}
return e.Err.Error()
}
func (e *Error) Unwrap() error {
return e.Err
}
// AsError unwraps Error otherwise return nil.
func AsError(err error) (e *Error) {
if errors.As(err, &e) {
return
}
return nil
}