[WIP] add debugger

cmd/commander/commander.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"fmt"
+	"github.com/SimonBaeumer/commander/debugger"
 	"github.com/SimonBaeumer/commander/pkg/app"
 	"github.com/urfave/cli"
 	"io/ioutil"
@@ -38,10 +39,27 @@ func createCliApp() *cli.App {
 	cliapp.Commands = []cli.Command{
 		createTestCommand(),
 		createAddCommand(),
+		createShellCommand(),
 	}
 	return cliapp
 }
 
+func createShellCommand() cli.Command {
+	return cli.Command{
+		Name:      "shell",
+		Usage:     "Get a shell with the current test and monitor the execution",
+		ArgsUsage: "[file] [title]",
+		Action: func(c *cli.Context) error {
+			if c.Args().First() != "" {
+
+			}
+
+			debugger.Start()
+			return nil
+		},
+	}
+}
+
 func createTestCommand() cli.Command {
 	return cli.Command{
 		Name:      "test",

debugger/debugger.go

@@ -0,0 +1,116 @@
+package debugger
+
+import (
+	"fmt"
+	"github.com/jroimartin/gocui"
+	"log"
+	"os/exec"
+)
+
+var View *gocui.View
+
+func Start() {
+	g, err := gocui.NewGui(gocui.OutputNormal)
+	if err != nil {
+		log.Panicln(err)
+	}
+	defer g.Close()
+
+	g.SetManagerFunc(layout)
+
+	if err := g.SetKeybinding("", gocui.KeyCtrlC, gocui.ModNone, quit); err != nil {
+		log.Panicln(err)
+	}
+
+	if err := g.SetKeybinding("", gocui.KeyCtrl2, gocui.ModNone, write); err != nil {
+		log.Panicln(err)
+	}
+
+	if err := g.SetKeybinding("", gocui.KeyCtrl3, gocui.ModNone, loop); err != nil {
+		log.Panicln(err)
+	}
+
+	if err := g.MainLoop(); err != nil && err != gocui.ErrQuit {
+		log.Panicln(err)
+	}
+}
+
+func loop(gui *gocui.Gui, view *gocui.View) error {
+	v, _ := gui.View("shell")
+	v.Write([]byte(`test`))
+	return nil
+}
+
+func write(gui *gocui.Gui, view *gocui.View) error {
+	v, _ := gui.View("shell")
+	d := Debugger{
+		View: v,
+		Gui:  gui,
+	}
+	fmt.Fprintln(v, "hey")
+
+	cmd := exec.Command("/bin/bash", "-c", "tmp/test.sh")
+	cmd.Stdout = &d
+	cmd.Stderr = &d
+
+	done := make(chan error)
+	go func() {
+		done <- cmd.Wait()
+	}()
+
+	return nil
+}
+
+type Debugger struct {
+	Gui  *gocui.Gui
+	View *gocui.View
+}
+
+func (w Debugger) Write(p []byte) (n int, err error) {
+	_, err = fmt.Fprintln(w.View, p)
+	if err != nil {
+		return 0, err
+	}
+
+	w.Gui.Update(func(gui *gocui.Gui) error {
+		return nil
+	})
+	return len(p), nil
+}
+
+func quit(g *gocui.Gui, v *gocui.View) error {
+	return gocui.ErrQuit
+}
+
+func layout(g *gocui.Gui) error {
+	maxX, maxY := g.Size()
+	fourthX := maxX / 4
+	halfX := maxX / 2
+
+	if v, err := g.SetView("shell", 0, 0, maxX/2, maxY-20); err != nil {
+		v.Title = "Shell"
+		v.Wrap = true
+		v.Editable = true
+		View = v
+	}
+
+	if v, err := g.SetView("env", halfX+1, 0, halfX+(fourthX-1), maxY-20); err != nil {
+		v.Title = "Environment"
+		v.Editable = true
+		fmt.Fprintln(v, "KEY: VALUE")
+		fmt.Fprintln(v, "HELLO: TRUE")
+		fmt.Fprintln(v, "PATH: /home")
+		fmt.Fprintln(v, "USER: root")
+	}
+
+	if v, err := g.SetView("config", halfX+fourthX, 0, halfX+(fourthX+fourthX-1), maxY-20); err != nil {
+		v.Title = "Configuration"
+		v.Editable = true
+		fmt.Fprintln(v, "Command: echo hello")
+		fmt.Fprintln(v, "Working Directory: /home")
+		fmt.Fprintln(v, "User: root")
+		fmt.Fprintln(v, "Env: ")
+		fmt.Fprintln(v, "USER: root")
+	}
+	return nil
+}

go.mod

@@ -1,7 +1,10 @@
 module github.com/SimonBaeumer/commander
 
 require (
+	github.com/jroimartin/gocui v0.4.0
 	github.com/logrusorgru/aurora v0.0.0-20181002194514-a7b3b318ed4e
+	github.com/mattn/go-runewidth v0.0.4 // indirect
+	github.com/nsf/termbox-go v0.0.0-20190817171036-93860e161317 // indirect
 	github.com/pmezard/go-difflib v1.0.0
 	github.com/stretchr/testify v1.3.0
 	github.com/urfave/cli v1.20.0

go.sum

@@ -1,7 +1,13 @@
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/jroimartin/gocui v0.4.0 h1:52jnalstgmc25FmtGcWqa0tcbMEWS6RpFLsOIO+I+E8=
+github.com/jroimartin/gocui v0.4.0/go.mod h1:7i7bbj99OgFHzo7kB2zPb8pXLqMBSQegY7azfqXMkyY=
 github.com/logrusorgru/aurora v0.0.0-20181002194514-a7b3b318ed4e h1:9MlwzLdW7QSDrhDjFlsEYmxpFyIoXmYRon3dt0io31k=
 github.com/logrusorgru/aurora v0.0.0-20181002194514-a7b3b318ed4e/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=
+github.com/mattn/go-runewidth v0.0.4 h1:2BvfKmzob6Bmd4YsL0zygOqfdFnK7GR4QL06Do4/p7Y=
+github.com/mattn/go-runewidth v0.0.4/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzpuz5H//U1FU=
+github.com/nsf/termbox-go v0.0.0-20190817171036-93860e161317 h1:hhGN4SFXgXo61Q4Sjj/X9sBjyeSa2kdpaOzCO+8EVQw=
+github.com/nsf/termbox-go v0.0.0-20190817171036-93860e161317/go.mod h1:IuKpRQcYE1Tfu+oAQqaLisqDeXgjyyltCfsaoYN18NQ=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=

tmp/test.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+echo "sleep please ..."
+sleep 1
+echo "sleep please ..."
+sleep 1
+echo "sleep please ..."
+sleep 1