delete unused function

Signed-off-by: Akash Kumar <meakash7902@gmail.com>

pkg/client/client_test.go

@@ -1469,3 +1469,4 @@ func testRunWithOciDownloader(t *testing.T) {
 	assert.Equal(t, buf.String(), "downloading 'zong-zhe/helloworld:0.0.3' from 'ghcr.io/zong-zhe/helloworld:0.0.3'\n")
 	assert.Equal(t, res.GetRawYamlResult(), "The_first_kcl_program: Hello World!")
 }
+

pkg/cmd/cmd_tidy.go

@@ -0,0 +1,85 @@
+// Copyright 2024 The KCL Authors. All rights reserved.
+
+package cmd
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/dominikbraun/graph"
+	"github.com/urfave/cli/v2"
+	"golang.org/x/mod/module"
+	"kcl-lang.io/kpm/pkg/client"
+	"kcl-lang.io/kpm/pkg/env"
+	pkg "kcl-lang.io/kpm/pkg/package"
+	"kcl-lang.io/kpm/pkg/reporter"
+)
+
+// NewTidyCmd new a Command for `kpm graph`.
+func NewTidyCmd(kpmcli *client.KpmClient) *cli.Command {
+	return &cli.Command{
+		Hidden: false,
+		Name:   "graph",
+		Usage:  "prints the module dependency graph",
+		Action: func(c *cli.Context) error {
+			return KpmTidy(c, kpmcli)
+		},
+	}
+}
+
+func KpmTidy(c *cli.Context, kpmcli *client.KpmClient) error {
+	pwd, err := os.Getwd()
+
+	if err != nil {
+		return reporter.NewErrorEvent(reporter.Bug, err, "internal bugs, please contact us to fix it.")
+	}
+
+	globalPkgPath, err := env.GetAbsPkgPath()
+	if err != nil {
+		return err
+	}
+
+	kclPkg, err := pkg.LoadKclPkg(pwd)
+	if err != nil {
+		return err
+	}
+
+	err = kclPkg.ValidateKpmHome(globalPkgPath)
+	if err != (*reporter.KpmEvent)(nil) {
+		return err
+	}
+
+	_, depGraph, err := kpmcli.InitGraphAndDownloadDeps(kclPkg)
+	if err != nil {
+		return err
+	}
+
+	adjMap, err := depGraph.AdjacencyMap()
+	if err != nil {
+		return err
+	}
+
+	format := func(m module.Version) string {
+		formattedMsg := m.Path
+		if m.Version != "" {
+			formattedMsg +=  "@" + m.Version
+		}
+		return formattedMsg
+	}
+
+	// print the dependency graph to stdout.
+	root := module.Version{Path: kclPkg.GetPkgName(), Version: kclPkg.GetPkgVersion()} 
+	err = graph.BFS(depGraph, root, func(source module.Version) bool {
+		for target := range adjMap[source] {
+			reporter.ReportMsgTo(
+				fmt.Sprint(format(source), " ", format(target)),
+				kpmcli.GetLogWriter(),
+			)
+		}
+		return false
+	})
+	if err != nil {
+		return err
+	}
+	return nil
+}

pkg/git/git.go

@@ -146,6 +146,7 @@ func CloneWithOpts(opts ...CloneOption) (*git.Repository, error) {
 		return nil, err
 	}
 
+
 	return cloneOpts.Clone()
 }