Add comments and remove debug code

defaults.go

@@ -8,47 +8,62 @@ import (
 	"os/exec"
 )
 
+// Default function to display a dialog
 func displayDialog(args map[string]interface{}) (interface{}, error) {
+	// Get title
 	title, ok := args["title"]
 	if !ok {
 		return nil, errors.New("title not provided")
 	}
+	// Get unnamed argument as text
 	text, ok := args[""]
 	if !ok {
 		return nil, errors.New("text not provided")
 	}
+	// Display correct dialog based on given type
 	switch args["type"] {
 	case "yesno":
+		// Display yes or no dialog, returning bool based on user input
 		return dlgs.Question(fmt.Sprint(title), fmt.Sprint(text), true)
 	case "info":
+		// Display info dialog, returning bool based on success
 		return dlgs.Info(fmt.Sprint(title), fmt.Sprint(text))
 	case "error":
+		// Display error dialog, returning bool based on success
 		return dlgs.Error(fmt.Sprint(title), fmt.Sprint(text))
 	case "entry":
+		// Check if default text given
 		defaultText, ok := args["default"]
 		if !ok {
+			// Set to empty if not given
 			defaultText = ""
 		}
+		// Display entry dialog
 		input, _, err := dlgs.Entry(fmt.Sprint(title), fmt.Sprint(text), fmt.Sprint(defaultText))
+		// Return user input
 		return input, err
 	default:
+		// If type unknown, return error
 		return nil, fmt.Errorf("unknown dialog type: %v", args["type"])
 	}
 }
 
+// Default function to run a shell script using `sh -c`
 func doShellScript(args map[string]interface{}) (interface{}, error) {
+	// Get unnamed argument and assert its type as string
 	script, ok := args[""].(string)
+	// If assertion successful
 	if ok {
+		// Create new exec.Cmd containing `sh -c <script>`
 		cmd := exec.Command("sh", "-c", script)
+		// Set command I/O
 		cmd.Stdout = os.Stdout
+		cmd.Stdin = os.Stdin
+		cmd.Stderr = os.Stderr
+		// Run command
 		_ = cmd.Run()
 		return "", nil
 	} else {
 		return nil, errors.New("script not provided")
 	}
-}
-
-func print(args map[string]interface{}) (interface{}, error) {
-	fmt.Println(args)
-	return nil, nil
 }