error.go

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// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
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// 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 main

// Error wraps a normal error with an Exitcode.
type Error struct {
	err  error
	code int
}

func (e Error) Error() string {
	if e.err != nil {
		return e.err.Error()
	}
	return "<nil>"
}

// Code returns the exitcode for the error
func Code(e error) int {
	if err, ok := e.(*Error); ok {
		return err.code
	}
	return 0
}