autocomplete plugin commands

cmd/micro/autocomplete.go

@@ -149,3 +149,29 @@ func PluginComplete(complete Completion, input string) (chosen string, suggestio
 	}
 	return
 }
+
+func PluginCmdComplete(input string) (chosen string, suggestions []string) {
+	for _, cmd := range []string{"install", "remove", "search", "update"} {
+		if strings.HasPrefix(cmd, input) {
+			suggestions = append(suggestions, cmd)
+		}
+	}
+
+	if len(suggestions) == 1 {
+		chosen = suggestions[0]
+	}
+	return chosen, suggestions
+}
+
+func PluginNameComplete(input string) (chosen string, suggestions []string) {
+	for _, pp := range GetAllPluginPackages() {
+		if strings.HasPrefix(pp.Name, input) {
+			suggestions = append(suggestions, pp.Name)
+		}
+	}
+
+	if len(suggestions) == 1 {
+		chosen = suggestions[0]
+	}
+	return chosen, suggestions
+}

cmd/micro/command.go

@@ -87,7 +87,7 @@ func DefaultCommands() map[string]StrCommand {
 		"help":     {"Help", []Completion{HelpCompletion, NoCompletion}},
 		"eval":     {"Eval", []Completion{NoCompletion}},
 		"log":      {"ToggleLog", []Completion{NoCompletion}},
-		"plugin":   {"Plugin", []Completion{NoCompletion}},
+		"plugin":   {"Plugin", []Completion{PluginCmdCompletion, PluginNameCompletion}},
 	}
 }
 
@@ -117,7 +117,7 @@ func PluginCmd(args []string) {
 				}
 			}
 		case "update":
-			UpdatePlugins()
+			UpdatePlugins(args[1:])
 		case "search":
 			searchText := strings.Join(args[1:], " ")
 			plugins := SearchPlugin(searchText)

cmd/micro/messenger.go

@@ -192,6 +192,8 @@ const (
 	CommandCompletion
 	HelpCompletion
 	OptionCompletion
+	PluginCmdCompletion
+	PluginNameCompletion
 )
 
 // Prompt sends the user a message and waits for a response to be typed in
@@ -255,6 +257,10 @@ func (m *Messenger) Prompt(prompt, historyType string, completionTypes ...Comple
 					chosen, suggestions = HelpComplete(currentArg)
 				} else if completionType == OptionCompletion {
 					chosen, suggestions = OptionComplete(currentArg)
+				} else if completionType == PluginCmdCompletion {
+					chosen, suggestions = PluginCmdComplete(currentArg)
+				} else if completionType == PluginNameCompletion {
+					chosen, suggestions = PluginNameComplete(currentArg)
 				} else if completionType < NoCompletion {
 					chosen, suggestions = PluginComplete(completionType, currentArg)
 				}

cmd/micro/pluginmanager.go

@@ -501,14 +501,19 @@ func (pl PluginPackage) Install() {
 	selected.install()
 }
 
-func UpdatePlugins() {
+func UpdatePlugins(plugins []string) {
+	// if no plugins are specified, update all installed plugins.
+	if len(plugins) == 0 {
+		plugins = loadedPlugins
+	}
+
 	messenger.AddLog("Checking for plugin updates")
 	microVersion := PluginVersions{
 		newStaticPluginVersion(CorePluginName, Version),
 	}
 
 	var updates = make(PluginDependencies, 0)
-	for _, name := range loadedPlugins {
+	for _, name := range plugins {
 		pv := GetInstalledPluginVersion(name)
 		r, err := semver.ParseRange(">=" + pv) // Try to get newer versions.
 		if err == nil {