fix: module parameters are now sorted by name when using the 'help module' command

session/session_core_handlers.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
+	"sort"
 	"strconv"
 	"strings"
 	"time"
@@ -15,13 +16,7 @@ import (
 	"github.com/bettercap/readline"
 )
 
-func (s *Session) helpHandler(args []string, sess *Session) error {
-	filter := ""
-	if len(args) == 2 {
-		filter = core.Trim(args[1])
-	}
-
-	if filter == "" {
+func (s *Session) generalHelp() {
 	fmt.Println()
 
 	maxLen := 0
@@ -59,8 +54,9 @@ func (s *Session) helpHandler(args []string, sess *Session) error {
 	}
 
 	fmt.Println()
+}
 
-	} else {
+func (s *Session) moduleHelp(filter string) error {
 	err, m := s.Module(filter)
 	if err != nil {
 		return err
@@ -91,20 +87,42 @@ func (s *Session) helpHandler(args []string, sess *Session) error {
 
 	params := m.Parameters()
 	if len(params) > 0 {
-			fmt.Print("  Parameters\n\n")
+		v := make([]*ModuleParam, 0)
 		maxLen := 0
 		for _, h := range params {
 			len := len(h.Name)
 			if len > maxLen {
 				maxLen = len
 			}
+			v = append(v, h)
 		}
 
-			for _, p := range params {
+		sort.Slice(v, func(i, j int) bool {
+			return v[i].Name < v[j].Name
+		})
+
+		fmt.Print("  Parameters\n\n")
+		for _, p := range v {
 			fmt.Print(p.Help(maxLen))
 		}
 		fmt.Println()
 	}
+
+	return nil
+}
+
+func (s *Session) helpHandler(args []string, sess *Session) error {
+	filter := ""
+	if len(args) == 2 {
+		filter = core.Trim(args[1])
+	}
+
+	if filter == "" {
+		s.generalHelp()
+	} else {
+		if err := s.moduleHelp(filter); err != nil {
+			return err
+		}
 	}
 
 	return nil