/
main.go
101 lines (89 loc) · 2.39 KB
/
main.go
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package main
import (
"bytes"
"io"
"io/ioutil"
"log"
"os"
"strings"
"github.com/ArthurHlt/ptasks"
"github.com/jessevdk/go-flags"
"github.com/mattn/go-isatty"
)
type Options struct {
Verbose bool `short:"v" long:"verbose" description:"Set to pass in verbose mode."`
OnlyErrors bool `short:"e" long:"only-errors" description:"See only error on verbose output."`
ForceTty bool `short:"t" long:"tty" description:"Force use of tty for color output"`
NotDrawable bool `short:"d" long:"not-drawable" description:"Do not perform terminal draw"`
NbWorker int `short:"n" long:"number-worker" default:"4" description:"number of worker to use"`
Input flags.Filename `short:"i" long:"file-input" description:"input to give to stdin in task, this must be a file path"`
Compact bool `short:"c" long:"compact" description:"Set it to use compact form, this will not describe each script."`
}
var opts Options
type CmdTask struct {
r io.Reader
cmd []string
}
func main() {
_, err := flags.Parse(&opts)
if err != nil {
log.Fatal(err.Error())
}
cmdRaw, _ := ioutil.ReadAll(os.Stdin)
var stdinJob io.Reader = &bytes.Buffer{}
if opts.Input != "" {
f, err := os.Open(string(opts.Input))
if err != nil {
log.Fatal(err.Error())
}
stdinJob = f
}
mr := ptasks.NewFanoutReader(stdinJob)
jobs := make([]*ptasks.Job, 0)
cmds, err := ptasks.ParseCommands(string(cmdRaw))
if err != nil {
panic(err)
}
for _, cmd := range cmds {
var r io.Reader
var w io.Writer
r, w = io.Pipe()
mr.AddWriter(w)
jobs = append(jobs, ptasks.NewJob(strings.Join(cmd, " "), CmdTask{
r: r,
cmd: cmd,
}))
}
go func() {
err := mr.Fanout()
if err != nil {
log.Fatal(err.Error())
}
}()
wd, err := os.Getwd()
if err != nil {
panic(err)
}
isTTY := isatty.IsTerminal(os.Stdout.Fd())
t := ptasks.NewPtask(os.Stdout, func(job *ptasks.Job) {
task := job.Data.(CmdTask)
err := RunProcess(ProcessOpts{
Cmd: task.cmd,
EnvVars: os.Environ(),
Stdout: job.Buffer(),
Stderr: job.Buffer(),
WithPty: opts.ForceTty || isTTY,
Stdin: task.r,
WorkDir: wd,
})
if err != nil {
job.SetError(err)
}
},
ptasks.AllInOneOpt(opts.OnlyErrors, !opts.Verbose && !opts.OnlyErrors, opts.Compact, opts.ForceTty, opts.NotDrawable, false),
)
err = t.Run(jobs, opts.NbWorker)
if err != nil {
os.Exit(1)
}
}