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boolerr.go
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boolerr.go
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// Copyright 2015 Cloud Security Alliance EMEA (cloudsecurityalliance.org)
//
// 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 ctp
import (
"errors"
)
type BoolErr int
const (
Tfalse BoolErr = iota
Ttrue
Terror
)
func ToBoolErr(b bool) BoolErr {
if b {
return Ttrue
}
return Tfalse
}
func (t BoolErr) String() string {
switch t {
case Terror:
return "error"
case Tfalse:
return "false"
case Ttrue:
return "true"
}
return "<Invalid>"
}
func (t *BoolErr) UnmarshalJSON(js []byte) error {
switch string(js) {
case `"error"`:
*t = Terror
case `"true"`:
*t = Ttrue
case `"false"`:
*t = Tfalse
default:
return errors.New("Value must be either 'true', 'false' or 'error'")
}
return nil
}
func (t BoolErr) MarshalJSON() ([]byte, error) {
switch t {
case Terror:
return []byte(`"error"`), nil
case Tfalse:
return []byte(`"false"`), nil
case Ttrue:
return []byte(`"true"`), nil
}
return nil, errors.New("Invalid BoolErr value")
}