tmp-commit: impl dyn-commands in tiny-app, just a temp demo.

tiny/litecmd.go

@@ -0,0 +1,154 @@
+package main
+
+import (
+	"context"
+	"os"
+	"path"
+
+	"github.com/hedzr/cmdr/v2"
+	"github.com/hedzr/cmdr/v2/cli"
+	"github.com/hedzr/cmdr/v2/pkg/dir"
+	"github.com/hedzr/cmdr/v2/pkg/exec"
+	"github.com/hedzr/is/term/color"
+)
+
+func onEvalJumpSubCommands(ctx context.Context, c cli.BaseOptI) (it cli.EvalIterator, err error) {
+	files := make(map[string]*liteCmdS)
+	pos := 0
+	var keys []string
+
+	baseDir := path.Join("ci", "pkg", "usr.local.lib.tiny-app", "ext")
+	err = dir.ForFile(baseDir, func(depth int, dirName string, fi os.DirEntry) (stop bool, err error) {
+		if fi.Name()[0] == '.' {
+			return
+		}
+		key := path.Join(dirName, fi.Name())
+		files[key] = &liteCmdS{dirName: dirName, fi: fi, depth: depth, owner: c}
+		keys = append(keys, key)
+		return
+	})
+
+	it = func(ctx context.Context) (bo cli.BaseOptI, hasNext bool, err error) {
+		if pos < len(keys) {
+			key := keys[pos]
+			bo = files[key]
+			pos++
+			hasNext = pos < len(keys)
+		}
+		return
+	}
+	return
+}
+
+type liteCmdS struct {
+	dirName string
+	fi      os.DirEntry
+	depth   int
+	owner   cli.BaseOptI
+	group   string
+
+	hitTitle string
+	hitTimes int
+}
+
+func (s *liteCmdS) name() string { return s.fi.Name() }
+
+func (s *liteCmdS) OwnerOrParent() cli.BacktraceableMin { return s.owner.(cli.Backtraceable) }
+func (s *liteCmdS) OwnerIsNil() bool                    { return s.owner == nil }
+func (s *liteCmdS) GetDottedPath() string               { return cli.DottedPath(s) }
+func (s *liteCmdS) GetTitleName() string                { return s.name() }
+func (s *liteCmdS) GetTitleNamesArray() []string        { return []string{s.name()} }
+func (s *liteCmdS) GetTitleNames() string               { return s.name() }
+func (s *liteCmdS) App() cli.App                        { return nil }
+
+func (s *liteCmdS) String() string { return path.Join(s.dirName, s.name()) }
+
+func (s *liteCmdS) FindSubCommand(ctx context.Context, longName string, wide bool) (res cli.BaseOptI) {
+	return
+}
+func (s *liteCmdS) Walk(ctx context.Context, cb cli.WalkCB) {
+	return
+}
+func (s *liteCmdS) WalkGrouped(ctx context.Context, cb cli.WalkGroupedCB) {
+	return
+}
+func (s *liteCmdS) WalkBackwardsCtx(ctx context.Context, cb cli.WalkBackwardsCB, pc *cli.WalkBackwardsCtx) {
+	return
+}
+
+func (s *liteCmdS) OwnerCmd() cli.BaseOptI   { return s.owner }
+func (s *liteCmdS) Root() *cli.RootCommand   { return s.owner.Root() }
+func (s *liteCmdS) Name() string             { return s.name() }
+func (s *liteCmdS) ShortName() string        { return s.name() }
+func (s *liteCmdS) ShortNames() []string     { return []string{s.name()} }
+func (s *liteCmdS) AliasNames() []string     { return nil }
+func (s *liteCmdS) Desc() string             { return s.String() }
+func (s *liteCmdS) DescLong() string         { return "" }
+func (s *liteCmdS) Examples() string         { return "" }
+func (s *liteCmdS) TailPlaceHolder() string  { return "" }
+func (s *liteCmdS) GetCommandTitles() string { return s.name() }
+
+func (s *liteCmdS) GroupTitle() string     { return cmdr.RemoveOrderedPrefix(s.SafeGroup()) }
+func (s *liteCmdS) GroupHelpTitle() string { return s.GroupTitle() }
+func (s *liteCmdS) SafeGroup() string {
+	if s.group == "" {
+		return cli.UnsortedGroup
+	}
+	return s.group
+}
+func (s *liteCmdS) AllGroupKeys(chooseFlag, sort bool) []string             { return nil }
+func (s *liteCmdS) Hidden() bool                                            { return false }
+func (s *liteCmdS) VendorHidden() bool                                      { return false }
+func (s *liteCmdS) Deprecated() string                                      { return "" }
+func (s *liteCmdS) CountOfCommands() int                                    { return 0 }
+func (s *liteCmdS) CommandsInGroup(groupTitle string) (list []cli.BaseOptI) { return nil }
+func (s *liteCmdS) FlagsInGroup(groupTitle string) (list []*cli.Flag)       { return nil }
+func (s *liteCmdS) Flags() []*cli.Flag                                      { return nil }
+func (s *liteCmdS) SubCommands() []*cli.Command                             { return nil }
+func (s *liteCmdS) Invoke(ctx context.Context, args []string) (err error) {
+	err = exec.Run("sh", "-c", s.fi.Name())
+	return
+}
+func (s *liteCmdS) OnEvalSubcommands() cli.OnEvaluateSubCommands {
+	return nil
+}
+func (s *liteCmdS) OnEvalSubcommandsOnce() cli.OnEvaluateSubCommands {
+	return nil
+}
+func (s *liteCmdS) OnEvalSubcommandsOnceInvoked() bool {
+	return false
+}
+func (s *liteCmdS) OnEvalSubcommandsOnceCache() []cli.BaseOptI {
+	return nil
+}
+func (s *liteCmdS) OnEvalSubcommandsOnceSetCache(list []cli.BaseOptI) {
+}
+
+func (s *liteCmdS) OnEvalFlags() cli.OnEvaluateFlags {
+	return nil
+}
+func (s *liteCmdS) OnEvalFlagsOnce() cli.OnEvaluateFlags {
+	return nil
+}
+func (s *liteCmdS) OnEvalFlagsOnceInvoked() bool {
+	return false
+}
+func (s *liteCmdS) OnEvalFlagsOnceCache() []*cli.Flag {
+	return nil
+}
+func (s *liteCmdS) OnEvalFlagsOnceSetCache(list []*cli.Flag) {
+}
+
+func (s *liteCmdS) DeprecatedHelpString(trans func(ss string, clr color.Color) string, clr, clrDefault color.Color) (hs, plain string) {
+	return
+}
+
+func (s *liteCmdS) SetHitTitle(title string) {
+	s.hitTitle = title
+	s.hitTimes++
+}
+func (s *liteCmdS) HitTitle() string { return s.hitTitle }
+func (s *liteCmdS) HitTimes() int    { return s.hitTimes }
+func (s *liteCmdS) ForeachFlags(func(f *cli.Flag) (stop bool)) (stop bool) {
+	return
+}

tiny/main.go

@@ -55,10 +55,6 @@ func main() {
 	}
 }
 
-func onEvalJumpSubCommands(ctx context.Context, c *cli.Command) (it cli.EvalIterator, err error) {
-	return
-}
-
 func prepareApp(opts ...cli.Opt) (app cli.App) {
 	app = cmdr.New(opts...).
 		Info("tiny-app", "0.3.1").