Merge pull request #4 from aymanbagabas/push-cmd

feat: add push command

Author: pjbgf

cmd/ggit/push.go

@@ -0,0 +1,102 @@
+package main
+
+import (
+	"errors"
+
+	"github.com/go-git/go-git/v5"
+	"github.com/go-git/go-git/v5/config"
+	"github.com/go-git/go-git/v5/plumbing/transport"
+	"github.com/spf13/cobra"
+	"golang.org/x/term"
+)
+
+var (
+	pushProgress bool
+	pushPrune    bool
+	pushQuiet    bool
+	pushForce    bool
+)
+
+func init() {
+	pushCmd.Flags().BoolVarP(&pushQuiet, "quiet", "q", false, "Suppress all output unless an error occurs")
+	pushCmd.Flags().BoolVarP(&pushProgress, "progress", "", true, "Force show push progress")
+	pushCmd.Flags().BoolVarP(&pushPrune, "prune", "", false, "Prune remote branches")
+	pushCmd.Flags().BoolVarP(&pushForce, "force", "f", false, "Force push")
+
+	rootCmd.AddCommand(pushCmd)
+	rootCmd.CompletionOptions.HiddenDefaultCmd = true
+}
+
+var pushCmd = &cobra.Command{
+	Use:   "push [<options>] [--] [<repository> [<refspec>...]]",
+	Short: "Update remote refs along with associated objects",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		r, err := git.PlainOpen(".")
+		if err != nil {
+			return err
+		}
+
+		var ep *transport.Endpoint
+		remoteName := git.DefaultRemoteName
+		if len(args) > 0 {
+			ep, err = transport.NewEndpoint(args[0])
+			if err != nil {
+				// We have a remote name
+				remoteName = args[0]
+			}
+		}
+
+		var refspecs []config.RefSpec
+		if len(args) > 1 {
+			for _, arg := range args[1:] {
+				refspecs = append(refspecs, config.RefSpec(arg))
+			}
+		}
+
+		remote, err := r.Remote(remoteName)
+		if err != nil {
+			return err
+		}
+
+		if ep == nil {
+			// Use the default remote URL
+			urln := len(remote.Config().URLs) - 1
+			if urln < 0 {
+				return errors.New("no remote URLs")
+			}
+
+			ep, err = transport.NewEndpoint(remote.Config().URLs[urln])
+			if err != nil {
+				return err
+			}
+		}
+
+		opts := git.PushOptions{
+			Auth:       defaultAuth(ep),
+			RemoteName: remoteName,
+			RefSpecs:   refspecs,
+			Prune:      pushPrune,
+			Force:      pushForce,
+		}
+
+		var isatty bool
+		stderr := cmd.ErrOrStderr()
+		if f, ok := stderr.(interface {
+			Fd() uintptr
+		}); ok {
+			isatty = term.IsTerminal(int(f.Fd()))
+		}
+
+		if !pushQuiet && (isatty || pushProgress) {
+			opts.Progress = cmd.ErrOrStderr()
+		}
+
+		err = remote.Push(&opts)
+		if errors.Is(err, git.NoErrAlreadyUpToDate) {
+			cmd.PrintErr("Everything up-to-date")
+			return nil
+		}
+
+		return err
+	},
+}