Revert "its bright tonight"

This reverts commit 908d029a0a.

cmd/pkger/cmd/command.go

@@ -1,30 +0,0 @@
-package cmd
-
-import (
-	"flag"
-	"fmt"
-)
-
-type command interface {
-	Name() string
-	execer
-	flagger
-}
-
-type execer interface {
-	Exec([]string) error
-}
-
-type flagger interface {
-	Flags() *flag.FlagSet
-}
-type arrayFlags []string
-
-func (i arrayFlags) String() string {
-	return fmt.Sprintf("%s", []string(i))
-}
-
-func (i *arrayFlags) Set(value string) error {
-	*i = append(*i, value)
-	return nil
-}

cmd/pkger/cmd/io.go

@@ -1,30 +0,0 @@
-package cmd
-
-import (
-	"io"
-	"os"
-)
-
-type IO interface {
-	In() io.Reader
-	Out() io.Writer
-	Err() io.Writer
-}
-
-type stdio struct{}
-
-func (stdio) In() io.Reader {
-	return os.Stdin
-}
-
-func (stdio) Out() io.Writer {
-	return os.Stdout
-}
-
-func (stdio) Err() io.Writer {
-	return os.Stderr
-}
-
-func StdIO() IO {
-	return stdio{}
-}

cmd/pkger/cmd/main.go

@@ -1,37 +0,0 @@
-package cmd
-
-import (
-	"fmt"
-)
-
-// section: main
-func Main(args []string, opts *Options) error {
-	if len(args) == 0 {
-		return fmt.Errorf("you must pass in an argument")
-	}
-
-	opts.Flags.Parse(args)
-	args = opts.Flags.Args()
-
-	if opts.Help {
-		return Usage(opts.Out(), opts.Flags)
-	}
-
-	// s := args[0]
-	//
-	// u, err := url.Parse(s)
-	// if err != nil {
-	// 	return err
-	// }
-	//
-	// switch u.Scheme {
-	// case "file":
-	// 	return File(args, opts)
-	// case "http", "https":
-	// 	return HTTP(args, opts)
-	// }
-
-	return fmt.Errorf("don't know how to handle %s", args)
-}
-
-// section: main

cmd/pkger/cmd/options.go

@@ -1,18 +0,0 @@
-package cmd
-
-import "flag"
-
-type Options struct {
-	IO
-	Flags *flag.FlagSet
-	Help  bool
-}
-
-func NewOptions(gio IO) *Options {
-	g := &Options{
-		IO:    gio,
-		Flags: flag.NewFlagSet("pkger", flag.ExitOnError),
-	}
-	g.Flags.BoolVar(&g.Help, "h", false, "print help")
-	return g
-}

cmd/pkger/cmd/usage.go

@@ -1,16 +0,0 @@
-package cmd
-
-import (
-	"flag"
-	"fmt"
-	"io"
-)
-
-func Usage(w io.Writer, f *flag.FlagSet) error {
-	fmt.Fprintf(w, "Usage:\n\n")
-	fmt.Fprintf(w, "%s [flags] [args...]\n", f.Name())
-	f.VisitAll(func(fl *flag.Flag) {
-		fmt.Fprintf(w, "\t-%s\t%s (%q)\n", fl.Name, fl.Usage, fl.DefValue)
-	})
-	return nil
-}

cmd/pkger/info.go

@@ -1,4 +1,4 @@
-package cmd
+package main
 
 import (
 	"flag"
@@ -17,7 +17,7 @@ func (s *infoCmd) Name() string {
 
 func (f *infoCmd) Flags() *flag.FlagSet {
 	if f.FlagSet == nil {
-		f.FlagSet = flag.NewFlagSet("info", flag.ExitOnError)
+		f.FlagSet = flag.NewFlagSet("pkger info", flag.ExitOnError)
 	}
 	return f.FlagSet
 }

cmd/pkger/main.go

@@ -1,55 +1,83 @@
 package main
 
 import (
+	"flag"
+	"fmt"
 	"log"
 	"os"
-
+	"os/exec"
-	"github.com/markbates/pkger/cmd/pkger/cmd"
+	"sort"
+	"strings"
 )
 
-// type command interface {
+type command interface {
-// 	Name() string
+	Name() string
-// 	execer
+	execer
-// 	flagger
+	flagger
-// }
+}
-//
+
-// type execer interface {
+type execer interface {
-// 	Exec([]string) error
+	Exec([]string) error
-// }
+}
-//
+
-// type flagger interface {
+type flagger interface {
-// 	Flags() *flag.FlagSet
+	Flags() *flag.FlagSet
-// }
+}
-// type arrayFlags []string
+type arrayFlags []string
-//
+
-// func (i arrayFlags) String() string {
+func (i arrayFlags) String() string {
-// 	return fmt.Sprintf("%s", []string(i))
+	return fmt.Sprintf("%s", []string(i))
-// }
+}
-//
+
-// func (i *arrayFlags) Set(value string) error {
+func (i *arrayFlags) Set(value string) error {
-// 	*i = append(*i, value)
+	*i = append(*i, value)
-// 	return nil
+	return nil
-// }
+}
 
 func main() {
-	args := os.Args[1:]
+
-	if err := cmd.Main(args, cmd.NewOptions(cmd.StdIO())); err != nil {
+	defer func() {
+		c := exec.Command("go", "mod", "tidy")
+		c.Run()
+	}()
+
+	root := &packCmd{}
+	cmds := []command{
+		root, &readCmd{}, &serveCmd{}, &infoCmd{},
+	}
+	sort.Slice(cmds, func(a, b int) bool {
+		return cmds[a].Name() <= cmds[b].Name()
+	})
+	root.Flags().Usage = func() {
+		for _, c := range cmds {
+			fg := c.Flags()
+			fmt.Fprintf(os.Stderr, "%s:\n", fg.Name())
+			fg.PrintDefaults()
+		}
+	}
+
+	root.Parse(os.Args[1:])
+	args := root.Args()
+	var ex command = root
+
+	if len(args) > 0 {
+		k := args[0]
+		for _, c := range cmds {
+			if k == strings.TrimPrefix(c.Name(), "pkger ") {
+				ex = c
+				args = args[1:]
+				break
+			}
+		}
+	}
+
+	flg := ex.Flags()
+	flg.Parse(args)
+	args = flg.Args()
+
+	if err := ex.Exec(args); err != nil {
 		log.Fatal(err)
 	}
-	//
-	// defer func() {
-	// 	c := exec.Command("go", "mod", "tidy")
-	// 	c.Run()
-	// }()
-	//
-	// root := &packCmd{
-	// 	subCmds: []command{
-	// 		&readCmd{}, &serveCmd{}, &infoCmd{},
-	// 	},
-	// }
-	// if err := root.Exec(os.Args[1:]); err != nil {
-	// 	log.Fatal(err)
-	// }
 }
 
 // does not computee

cmd/pkger/pack.go

@@ -1,4 +1,4 @@
-package cmd
+package main
 
 import (
 	"flag"
@@ -14,7 +14,6 @@ const outName = "pkged.go"
 type packCmd struct {
 	*flag.FlagSet
 	list bool
-	subCmds []command
 }
 
 func (e *packCmd) Name() string {
@@ -22,21 +21,6 @@ func (e *packCmd) Name() string {
 }
 
 func (e *packCmd) Exec(args []string) error {
-	if len(args) > 0 {
-		a := args[0]
-		for _, c := range e.subCmds {
-			if a == c.Name() {
-				return c.Exec(args[1:])
-			}
-		}
-	}
-	return e.pack(args)
-}
-
-func (e *packCmd) pack(args []string) error {
-	e.Flags().Parse(args)
-	args = e.Args()
-
 	info, err := pkger.Stat()
 	if err != nil {
 		return err
@@ -67,7 +51,6 @@ func (e *packCmd) pack(args []string) error {
 }
 
 func (e *packCmd) Flags() *flag.FlagSet {
-
 	if e.FlagSet == nil {
 		e.FlagSet = flag.NewFlagSet("pkger", flag.ExitOnError)
 		e.BoolVar(&e.list, "list", false, "prints a list of files/dirs to be packaged")

cmd/pkger/read.go

@@ -1,4 +1,4 @@
-package cmd
+package main
 
 import (
 	"encoding/json"
@@ -21,7 +21,7 @@ func (s *readCmd) Name() string {
 
 func (r *readCmd) Flags() *flag.FlagSet {
 	if r.FlagSet == nil {
-		r.FlagSet = flag.NewFlagSet("read", flag.ExitOnError)
+		r.FlagSet = flag.NewFlagSet("pkger read", flag.ExitOnError)
 		r.FlagSet.BoolVar(&r.JSON, "json", false, "print as JSON")
 	}
 	return r.FlagSet

cmd/pkger/serve.go

@@ -1,4 +1,4 @@
-package cmd
+package main
 
 import (
 	"flag"
@@ -19,7 +19,7 @@ func (s *serveCmd) Name() string {
 
 func (f *serveCmd) Flags() *flag.FlagSet {
 	if f.FlagSet == nil {
-		f.FlagSet = flag.NewFlagSet("serve", flag.ExitOnError)
+		f.FlagSet = flag.NewFlagSet("pkger serve", flag.ExitOnError)
 		f.Var(&f.excludes, "exclude", "slice of regexp patterns to exclude")
 	}
 	return f.FlagSet

cmd/pkger/walk.go

@@ -1,4 +1,4 @@
-package cmd
+package main
 
 import (
 	"fmt"