blob: 8a3eb8cdd852bf1760bead7c5fd3d36db9d52fbc [file] [log] [blame]
// 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.
package main
import (
"fmt"
"io/ioutil"
"os"
"path"
"github.com/golang/protobuf/proto"
)
func usage() string {
return fmt.Sprintf(`
Usage: %s [OPTIONS]
Options:
--v2
Generate an OpenAPI v2 description.
--v3
Generate an OpenAPI v3 description.
`, path.Base(os.Args[0]))
}
func main() {
openAPIv2 := false
openAPIv3 := false
for i, arg := range os.Args {
if i == 0 {
continue // skip the tool name
}
if arg == "--v2" {
openAPIv2 = true
} else if arg == "--v3" {
openAPIv3 = true
} else {
fmt.Printf("Unknown option: %s.\n%s\n", arg, usage())
os.Exit(-1)
}
}
if !openAPIv2 && !openAPIv3 {
openAPIv2 = true
}
if openAPIv2 {
document := buildDocumentV2()
bytes, err := proto.Marshal(document)
if err != nil {
panic(err)
}
err = ioutil.WriteFile("petstore-v2.pb", bytes, 0644)
if err != nil {
panic(err)
}
}
if openAPIv3 {
document := buildDocumentV3()
bytes, err := proto.Marshal(document)
if err != nil {
panic(err)
}
err = ioutil.WriteFile("petstore-v3.pb", bytes, 0644)
if err != nil {
panic(err)
}
}
}