added git-coauthor (#2539)

completers/git-coauthor_completer/cmd/root.go

@@ -0,0 +1,30 @@
+package cmd
+
+import (
+	"github.com/carapace-sh/carapace"
+	"github.com/carapace-sh/carapace-bin/pkg/actions/tools/gh"
+	"github.com/spf13/cobra"
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "git-coauthor",
+	Short: "Add a co-author to the last commit",
+	Long:  "https://github.com/tj/git-extras/blob/master/Commands.md#git-coauthor",
+	Run:   func(cmd *cobra.Command, args []string) {},
+}
+
+func Execute() error {
+	return rootCmd.Execute()
+}
+func init() {
+	carapace.Gen(rootCmd).Standalone()
+
+	rootCmd.Flags().Bool("help", false, "show help")
+
+	carapace.Gen(rootCmd).PositionalCompletion(
+		gh.ActionUsers(gh.HostOpts{}),
+		carapace.ActionCallback(func(c carapace.Context) carapace.Action {
+			return gh.ActionUserEmails(gh.OwnerOpts{Owner: c.Args[0]})
+		}),
+	)
+}

completers/git-coauthor_completer/main.go

@@ -0,0 +1,7 @@
+package main
+
+import "github.com/carapace-sh/carapace-bin/completers/git-coauthor_completer/cmd"
+
+func main() {
+	cmd.Execute()
+}

pkg/actions/tools/gh/email.go

@@ -0,0 +1,46 @@
+package gh
+
+import (
+	"fmt"
+
+	"github.com/carapace-sh/carapace"
+)
+
+type emailQuery struct {
+	Data struct {
+		User struct {
+			Name  string
+			Email string
+		}
+		Organization struct {
+			Name  string
+			Email string
+		}
+	}
+}
+
+// ActionUserEmails completes email for given user
+func ActionUserEmails(opts OwnerOpts) carapace.Action {
+	return carapace.ActionCallback(func(c carapace.Context) carapace.Action {
+		var queryResult emailQuery
+		return graphQlAction(opts.repo(), fmt.Sprintf(`user(login: %#v) { name email }`, opts.Owner), &queryResult, func() carapace.Action {
+			if queryResult.Data.User.Email == "" {
+				queryResult.Data.User.Email = fmt.Sprintf(`%v@users.noreply.github.com`, opts.Owner)
+			}
+			return carapace.ActionValuesDescribed(queryResult.Data.User.Email, queryResult.Data.User.Email)
+		})
+	})
+}
+
+// ActionOrganizationEmails completes email for given organization
+func ActionOrganizationEmails(opts OwnerOpts) carapace.Action {
+	return carapace.ActionCallback(func(c carapace.Context) carapace.Action {
+		var queryResult emailQuery
+		return graphQlAction(opts.repo(), fmt.Sprintf(`organization(login: %#v) { name email }`, opts.Owner), &queryResult, func() carapace.Action {
+			if queryResult.Data.Organization.Email == "" {
+				queryResult.Data.Organization.Email = fmt.Sprintf(`%v@organizations.noreply.github.com`, opts.Owner)
+			}
+			return carapace.ActionValuesDescribed(queryResult.Data.Organization.Email, queryResult.Data.Organization.Email)
+		})
+	})
+}