Hook response parsing example

hookex.go

package main

/*

hookex.go - Hook response parsing example

Use:
  echo '{"output":"Hook start\nProcessing event (push)\nError fired by secret\n","error":"exit status 1"}' | go run hookex.go
*/

import (
	"encoding/json"
	"fmt"
	"io/ioutil"
	"os"
)

func main() {

	bytes, err := ioutil.ReadAll(os.Stdin)
	checkErr(err)

	mapData := make(map[string]interface{})
	err = json.Unmarshal(bytes, &mapData)
	checkErr(err)

	if out, ok := mapData["output"]; ok {
		delete(mapData, "output")
		fmt.Println("*** Output:\n", out)
	}
	data, err := json.MarshalIndent(mapData, "", " ")
	checkErr(err)

	fmt.Println("*** Payload:\n", string(data))

}

func checkErr(err error) {
	if err != nil {
		panic(err.Error())
	}
}