Add connections and connections list.

internal/cli/connections.go

@@ -0,0 +1,40 @@
+package cli
+
+import (
+	"github.com/spf13/cobra"
+)
+
+func connectionsCmd(cli *cli) *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "connections",
+		Short: "manage resources for connections.",
+	}
+
+	cmd.SetUsageTemplate(resourceUsageTemplate())
+	cmd.AddCommand(listConnectionsCmd(cli))
+
+	return cmd
+}
+
+func listConnectionsCmd(cli *cli) *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "list",
+		Short: "Lists your existing connections",
+		Long: `$ auth0 connections list
+Lists your existing connections. To create one try:
+
+    $ auth0 connections create
+`,
+		RunE: func(cmd *cobra.Command, args []string) error {
+			list, err := cli.api.Connection.List()
+			if err != nil {
+				return err
+			}
+
+			cli.renderer.ConnectionList(list.Connections)
+			return nil
+		},
+	}
+
+	return cmd
+}

internal/cli/root.go

@@ -56,6 +56,7 @@ func Execute() {
 	rootCmd.AddCommand(logsCmd(cli))
 	rootCmd.AddCommand(actionsCmd(cli))
 	rootCmd.AddCommand(rulesCmd(cli))
+	rootCmd.AddCommand(connectionsCmd(cli))
 
 	// TODO(cyx): backport this later on using latest auth0/v5.
 	// rootCmd.AddCommand(actionsCmd(cli))

internal/display/connections.go

@@ -0,0 +1,37 @@
+package display
+
+import (
+	"github.com/auth0/auth0-cli/internal/ansi"
+	"gopkg.in/auth0.v5"
+	"gopkg.in/auth0.v5/management"
+)
+
+type connectionView struct {
+	Name         string
+	Strategy     string
+	ConnectionID string
+}
+
+func (v *connectionView) AsTableHeader() []string {
+	return []string{"Name", "Type", "ClientID"}
+}
+
+func (v *connectionView) AsTableRow() []string {
+	return []string{v.Name, v.Strategy, ansi.Faint(v.ConnectionID)}
+}
+
+func (r *Renderer) ConnectionList(connections []*management.Connection) {
+	r.Heading(ansi.Bold(r.Tenant), "connections\n")
+
+	var res []View
+	for _, c := range connections {
+		res = append(res, &connectionView{
+			Name:         auth0.StringValue(c.Name),
+			Strategy:     auth0.StringValue(c.Strategy),
+			ConnectionID: auth0.StringValue(c.ID),
+		})
+
+	}
+
+	r.Results(res)
+}