ceph-csi/vendor/github.com/googleapis/gnostic/tools/j2y2j/main.go

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2018-12-19 14:29:25 +00:00
// Copyright 2017 Google Inc. All Rights Reserved.
//
// 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.
// j2y2j converts JSON to YAML and YAML to JSON.
package main
import (
"fmt"
"github.com/googleapis/gnostic/jsonschema"
"gopkg.in/yaml.v2"
"io/ioutil"
"os"
"path"
)
func usage() {
fmt.Printf("Usage: %s [filename] [--json] [--yaml]\n", path.Base(os.Args[0]))
fmt.Printf("where [filename] is a path to a JSON or YAML file to convert\n")
fmt.Printf("and --json or --yaml indicates conversion to the corresponding format.\n")
os.Exit(0)
}
func main() {
if len(os.Args) != 3 {
usage()
}
filename := os.Args[1]
file, err := ioutil.ReadFile(filename)
if err != nil {
panic(err)
}
var info yaml.MapSlice
err = yaml.Unmarshal(file, &info)
switch os.Args[2] {
case "--json":
result := jsonschema.Render(info)
fmt.Printf("%s", result)
case "--yaml":
result, err := yaml.Marshal(info)
if err != nil {
panic(err)
}
fmt.Printf("%s", string(result))
default:
usage()
}
}