| // Copyright 2016 The etcd Authors |
| // |
| // 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 ( |
| "encoding/json" |
| "fmt" |
| "os" |
| ) |
| |
| type jsonPrinter struct{ printer } |
| |
| func newJSONPrinter() printer { |
| return &jsonPrinter{ |
| &printerRPC{newPrinterUnsupported("json"), printJSON}, |
| } |
| } |
| |
| func (p *jsonPrinter) EndpointStatus(r []epStatus) { printJSON(r) } |
| func (p *jsonPrinter) EndpointHashKV(r []epHashKV) { printJSON(r) } |
| func (p *jsonPrinter) DBStatus(r dbstatus) { printJSON(r) } |
| |
| func printJSON(v interface{}) { |
| b, err := json.Marshal(v) |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "%v\n", err) |
| return |
| } |
| fmt.Println(string(b)) |
| } |
