feat: Rename goup show to goup ls (#42)

README.md

@@ -56,7 +56,7 @@ Downloaded 100.0% (121149509 / 121149509 bytes)
 INFO[0030] Unpacking /home/owen/.go/go1.15.2/go1.15.2.linux-amd64.tar.gz ...
 INFO[0043] Success: go1.15.2 downloaded in /home/owen/.go/go1.15.2
 INFO[0043] Default Go is set to 'go1.15.2'
-$ goup show
+$ goup ls
 go1.15.2
 $ go env GOROOT
 /home/owen/.go/go1.15.2
@@ -85,7 +85,7 @@ Building packages and commands for linux/amd64.
 Installed Go for linux/amd64 in /home/owen/.go/gotip
 Installed commands in /home/owen/.go/gotip/bin
 INFO[0297] Default Go is set to 'gotip'
-$ goup show
+$ goup ls
 gotip
 $ go env GOROOT
 /home/owen/.go/gotip
@@ -102,7 +102,7 @@ $ GOUP_GO_HOST=golang.google.cn goup install # For Gophers in China, see https:/
 * `goup` switches to selected Go version.
 * `goup default` switches to selected Go version.
 * `goup install` downloads specified version of Go to`$HOME/.go/VERSION` and symlinks it to `$HOME/.go/current`.
-* `goup show` shows the activated Go version located at `$HOME/.go/current`.
+* `goup ls` list all installed Go version located at `$HOME/.go/current`.
 * `goup remove` removes the specified Go version.
 * `goup search` lists all available Go versions from https://golang.org/dl.
 * `goup upgrade` upgrades goup.

ftest/ftest_test.go

@@ -90,12 +90,12 @@ func TestGoup(t *testing.T) {
 		execCmd(t, cmd)
 	})
 
-	t.Run("goup show 1.15.2", func(t *testing.T) {
-		cmd := exec.Command(goupBin, "show")
+	t.Run("goup ls 1.15.2", func(t *testing.T) {
+		cmd := exec.Command(goupBin, "list")
 		out := execCmd(t, cmd)
 
 		if want, got := []byte("1.15.2"), out; !bytes.Contains(got, want) {
-			t.Fatalf("goup show failed: want=%s got=%s", want, out)
+			t.Fatalf("goup list failed: want=%s got=%s", want, out)
 		}
 	})
 
@@ -104,12 +104,12 @@ func TestGoup(t *testing.T) {
 		execCmd(t, cmd)
 	})
 
-	t.Run("goup show 1.15.3", func(t *testing.T) {
-		cmd := exec.Command(goupBin, "show")
+	t.Run("goup ls 1.15.3", func(t *testing.T) {
+		cmd := exec.Command(goupBin, "list")
 		out := execCmd(t, cmd)
 
 		if want, got := []byte("1.15.3"), out; !bytes.Contains(got, want) {
-			t.Fatalf("goup show failed: want=%s got=%s", want, out)
+			t.Fatalf("goup list failed: want=%s got=%s", want, out)
 		}
 	})
 
@@ -118,12 +118,12 @@ func TestGoup(t *testing.T) {
 		execCmd(t, cmd)
 	})
 
-	t.Run("goup show 1.15.2", func(t *testing.T) {
-		cmd := exec.Command(goupBin, "show")
+	t.Run("goup ls 1.15.2", func(t *testing.T) {
+		cmd := exec.Command(goupBin, "list")
 		out := execCmd(t, cmd)
 
 		if want, got := []byte("1.15.2"), out; !bytes.Contains(got, want) {
-			t.Fatalf("goup show failed: want=%s got=%s", want, out)
+			t.Fatalf("goup list failed: want=%s got=%s", want, out)
 		}
 	})
 
@@ -141,12 +141,12 @@ func TestGoup(t *testing.T) {
 		execCmd(t, cmd)
 	})
 
-	t.Run("goup show does not have 1.15.2", func(t *testing.T) {
-		cmd := exec.Command(goupBin, "show")
+	t.Run("goup ls does not have 1.15.2", func(t *testing.T) {
+		cmd := exec.Command(goupBin, "list")
 		out := execCmd(t, cmd)
 
 		if want, got := []byte("1.15.2"), out; bytes.Contains(got, want) {
-			t.Fatalf("goup show again failed: want=%s got=%s", want, out)
+			t.Fatalf("goup list again failed: want=%s got=%s", want, out)
 		}
 	})
 

internal/commands/show.go → internal/commands/list.go

@@ -11,16 +11,17 @@ import (
 	"github.com/spf13/cobra"
 )
 
-func showCmd() *cobra.Command {
+func listCmd() *cobra.Command {
 	return &cobra.Command{
-		Use:   "show",
-		Short: "Show installed Go",
-		Long:  "Show installed Go versions.",
-		RunE:  runShow,
+		Use:     "ls",
+		Aliases: []string{"list"},
+		Short:   "List all installed Go",
+		Long:    "List all installed Go versions.",
+		RunE:    runList,
 	}
 }
 
-func runShow(cmd *cobra.Command, args []string) error {
+func runList(cmd *cobra.Command, args []string) error {
 	vers, err := listGoVers()
 	if err != nil {
 		return err

internal/commands/root.go

@@ -46,7 +46,7 @@ func NewCommand() *cobra.Command {
 	rootCmd.AddCommand(defaultCmd())
 	rootCmd.AddCommand(removeCmd())
 	rootCmd.AddCommand(initCmd())
-	rootCmd.AddCommand(showCmd())
+	rootCmd.AddCommand(listCmd())
 	rootCmd.AddCommand(searchCmd())
 	rootCmd.AddCommand(versionCmd())
 	rootCmd.AddCommand(upgradeCmd())

internal/commands/search.go

@@ -18,11 +18,11 @@ list all available versions.`,
   goup search
   goup search 1.15
 `,
-		RunE: runList,
+		RunE: runSearch,
 	}
 }
 
-func runList(cmd *cobra.Command, args []string) error {
+func runSearch(cmd *cobra.Command, args []string) error {
 	var regexp string
 	if len(args) > 0 {
 		regexp = args[0]