Merge pull request #73 from asdf-vm/tb/asdf-list-commands

feat(golang-rewrite): create `asdf list` and `asdf list all` commands

cmd/cmd.go

@@ -8,6 +8,7 @@ import (
 	"log"
 	"os"
 	"path/filepath"
+	"slices"
 	"strings"
 	"text/tabwriter"
 
@@ -110,6 +111,13 @@ func Execute(version string) {
 					return latestCommand(logger, all, tool, pattern)
 				},
 			},
+			{
+				Name: "list",
+				Action: func(cCtx *cli.Context) error {
+					args := cCtx.Args()
+					return listCommand(logger, args.Get(0), args.Get(1), args.Get(2))
+				},
+			},
 			{
 				Name: "plugin",
 				Action: func(_ *cli.Context) error {
@@ -610,6 +618,142 @@ func latestCommand(logger *log.Logger, all bool, toolName, pattern string) (err
 	return nil
 }
 
+func listCommand(logger *log.Logger, first, second, third string) (err error) {
+	conf, err := config.LoadConfig()
+	if err != nil {
+		logger.Printf("error loading config: %s", err)
+		return err
+	}
+
+	// Both listAllCommand and listLocalCommand need to be refactored and extracted
+	// out into another package.
+	if first == "all" {
+		return listAllCommand(logger, conf, second, third)
+	}
+
+	return listLocalCommand(logger, conf, first, second)
+}
+
+func listAllCommand(logger *log.Logger, conf config.Config, toolName, filter string) error {
+	if toolName == "" {
+		logger.Print("No plugin given")
+		os.Exit(1)
+		return nil
+	}
+
+	plugin := plugins.New(conf, toolName)
+	var stdout strings.Builder
+	var stderr strings.Builder
+
+	err := plugin.RunCallback("list-all", []string{}, map[string]string{}, &stdout, &stderr)
+
+	if err != nil {
+		fmt.Printf("Plugin %s's list-all callback script failed with output:\n", plugin.Name)
+		// Print to stderr
+		os.Stderr.WriteString(stderr.String())
+		os.Stderr.WriteString(stdout.String())
+
+		os.Exit(1)
+		return err
+	}
+
+	versions := strings.Split(stdout.String(), " ")
+
+	if filter != "" {
+		versions = filterByExactMatch(versions, filter)
+	}
+
+	if len(versions) == 0 {
+		logger.Printf("No compatible versions available (%s %s)", plugin.Name, filter)
+		os.Exit(1)
+		return nil
+	}
+
+	for _, version := range versions {
+		fmt.Printf("%s\n", version)
+	}
+
+	return nil
+}
+
+func filterByExactMatch(allVersions []string, pattern string) (versions []string) {
+	for _, version := range allVersions {
+		if strings.HasPrefix(version, pattern) {
+			versions = append(versions, version)
+		}
+	}
+
+	return versions
+}
+
+func listLocalCommand(logger *log.Logger, conf config.Config, pluginName, filter string) error {
+	currentDir, err := os.Getwd()
+	if err != nil {
+		logger.Printf("unable to get current directory: %s", err)
+		return err
+	}
+
+	if pluginName != "" {
+		plugin := plugins.New(conf, pluginName)
+		versions, _ := installs.Installed(conf, plugin)
+
+		if filter != "" {
+			versions = filterByExactMatch(versions, filter)
+		}
+
+		if len(versions) == 0 {
+			logger.Printf("No compatible versions installed (%s %s)", plugin.Name, filter)
+			os.Exit(1)
+			return nil
+		}
+
+		currentVersions, _, err := resolve.Version(conf, plugin, currentDir)
+		if err != nil {
+			os.Exit(1)
+			return err
+		}
+
+		for _, version := range versions {
+			if slices.Contains(currentVersions.Versions, version) {
+				fmt.Printf(" *%s\n", version)
+			} else {
+				fmt.Printf("  %s\n", version)
+			}
+		}
+		return nil
+	}
+
+	allPlugins, err := plugins.List(conf, false, false)
+	if err != nil {
+		logger.Printf("unable to list plugins due to error: %s", err)
+		return err
+	}
+
+	for _, plugin := range allPlugins {
+		fmt.Printf("%s\n", plugin.Name)
+		versions, _ := installs.Installed(conf, plugin)
+
+		if len(versions) > 0 {
+			currentVersions, _, err := resolve.Version(conf, plugin, currentDir)
+			if err != nil {
+				os.Exit(1)
+				return err
+			}
+			for _, version := range versions {
+				if slices.Contains(currentVersions.Versions, version) {
+					fmt.Printf(" *%s\n", version)
+				} else {
+					fmt.Printf("  %s\n", version)
+				}
+			}
+		} else {
+			fmt.Print("  No versions installed\n")
+		}
+	}
+
+	return nil
+}
+
 func reshimCommand(logger *log.Logger, tool, version string) (err error) {
 	conf, err := config.LoadConfig()
 	if err != nil {

main_test.go

@@ -39,9 +39,9 @@ func TestBatsTests(t *testing.T) {
 		runBatsFile(t, dir, "latest_command.bats")
 	})
 
-	//t.Run("list_command", func(t *testing.T) {
+	t.Run("list_command", func(t *testing.T) {
-	//  runBatsFile(t, dir, "list_command.bats")
+		runBatsFile(t, dir, "list_command.bats")
-	//})
+	})
 
 	t.Run("plugin_add_command", func(t *testing.T) {
 		runBatsFile(t, dir, "plugin_add_command.bats")

test/list_command.bats

@@ -76,36 +76,36 @@ teardown() {
 }
 
 @test "list_all_command lists available versions" {
-  run asdf list-all dummy
+  run asdf list all dummy
   [ $'1.0.0\n1.1.0\n2.0.0' = "$output" ]
   [ "$status" -eq 0 ]
 }
 
 @test "list_all_command with version filters available versions" {
-  run asdf list-all dummy 1
+  run asdf list all dummy 1
   [ $'1.0.0\n1.1.0' = "$output" ]
   [ "$status" -eq 0 ]
 }
 
 @test "list_all_command with an invalid version should return an error" {
-  run asdf list-all dummy 3
+  run asdf list all dummy 3
   [ "No compatible versions available (dummy 3)" = "$output" ]
   [ "$status" -eq 1 ]
 }
 
 @test "list_all_command fails when list-all script exits with non-zero code" {
-  run asdf list-all dummy-broken
+  run asdf list all dummy-broken
   [ "$status" -eq 1 ]
   [[ "$output" == "Plugin dummy-broken's list-all callback script failed with output:"* ]]
 }
 
 @test "list_all_command displays stderr then stdout when failing" {
-  run asdf list-all dummy-broken
+  run asdf list all dummy-broken
   [[ "$output" == *"List-all failed!"* ]]
   [[ "$output" == *"Attempting to list versions" ]]
 }
 
 @test "list_all_command ignores stderr when completing successfully" {
-  run asdf list-all dummy
+  run asdf list all dummy
   [[ "$output" != *"ignore this error"* ]]
 }