Simple go program to record timings for git pulls, pushes, and fetches

g.go

package main

import (
	"fmt"
	"os"
	"os/exec"
	"strconv"
	"strings"
	"time"
)

func main() {
	var a = make([]string, 0, 5)
	a = append(a, os.Args[1:]...)
	c := exec.Command(a[0], a[1:]...)
	c.Stdout = os.Stdout
	c.Stderr = os.Stderr
	c.Stdin = os.Stdin
	before := time.Now()
	c.Run()
	after := time.Now()

	cwd, _ := os.Getwd()
	timing := after.Sub(before)
	if len(a) > 1 {
		switch a[1] {
		case "push", "pull", "fetch", "issue", "mr":
			writeTiming(a[0], a[1], strings.Join(a[2:], " "), strconv.FormatInt(timing.Milliseconds(), 10), cwd)
		}
	}
	fmt.Printf("\nreal: %s\n", timing)
	os.Exit(c.ProcessState.ExitCode())
}

func writeTiming(command, subcommand, args, timing, workdir string) {
	home, _ := os.UserHomeDir()
	f, err := os.OpenFile(fmt.Sprintf("%s/.g.csv", home), os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0600)
	if err != nil {
		fmt.Fprintf(os.Stderr, "Unable to open file: %+v", err)
		return
	}
	defer f.Close()

	fmt.Fprintf(f, "\"%d\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\"\n", time.Now().Unix(), command, strings.Replace(subcommand, "\"", "", -1), strings.Replace(args, "\"", "", -1), timing, workdir)
}

go.mod

module g

go 1.13