feat: 支持搜索的版本号排序能力

cmd/cmd.go

@@ -174,7 +174,7 @@ func (c *Cli) initiate() {
 		Aliases: []string{"L"},
 		GroupID: GroupID,
 		Short:   "Shows installed versions for an app.",
-		Long:    "Example: vm l go.",
+		Long:    "Example: vm L go.",
 		Run: func(cmd *cobra.Command, args []string) {
 			if len(args) == 0 {
 				cmd.Help()

pkgs/installer/search.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/gvcgo/goutils/pkgs/gtea/gprint"
 	"github.com/gvcgo/goutils/pkgs/gtea/gtable"
+	"github.com/gvcgo/version-manager/pkgs/utils"
 	"github.com/gvcgo/version-manager/pkgs/versions"
 )
 
@@ -42,6 +43,9 @@ func (s *Searcher) Search(appName string) {
 		return
 	}
 
+	// Sort versions.
+	utils.SortVersions(vl)
+
 	columns := []gtable.Column{
 		{Title: fmt.Sprintf("%v available versions", appName), Width: 150},
 	}

pkgs/utils/sort.go

@@ -0,0 +1,55 @@
+package utils
+
+import (
+	"errors"
+	"sort"
+	"strconv"
+	"strings"
+)
+
+// Version represents a version number.
+type Version struct {
+	Major, Minor, Patch int
+}
+
+// ParseVersion parses a version string into a Version struct.
+func ParseVersion(version string) (Version, error) {
+	parts := strings.Split(version, ".")
+	if len(parts) != 3 {
+		return Version{}, errors.New("invalid version format")
+	}
+	major, err := strconv.Atoi(parts[0])
+	if err != nil {
+		return Version{}, err
+	}
+	minor, err := strconv.Atoi(parts[1])
+	if err != nil {
+		return Version{}, err
+	}
+	patch, err := strconv.Atoi(parts[2])
+	if err != nil {
+		return Version{}, err
+	}
+	return Version{Major: major, Minor: minor, Patch: patch}, nil
+}
+
+// SortVersions sorts a slice of version strings in descending order.
+func SortVersions(versions []string) {
+	sort.Slice(versions, func(i, j int) bool {
+		v1, err := ParseVersion(versions[i])
+		if err != nil {
+			return false
+		}
+		v2, err := ParseVersion(versions[j])
+		if err != nil {
+			return false
+		}
+		if v1.Major != v2.Major {
+			return v1.Major > v2.Major
+		}
+		if v1.Minor != v2.Minor {
+			return v1.Minor > v2.Minor
+		}
+		return v1.Patch > v2.Patch
+	})
+}

scripts/install.sh

@@ -45,7 +45,6 @@ main() {
     local os_arch="$(uname -m)"
     local version="v0.1.1"
     local download_url="https://gvc.1710717.xyz/proxy/https://github.com/gvcgo/version-manager/releases/download/"
-
     local osType="linux"
     if [ "$os_type" = "Darwin" ]; then
         osType="darwin"
@@ -68,8 +67,8 @@ main() {
 
     curl -o "$filename" "$url"
 
-    ehco "Installing..."
-    
+    echo "Installing..."
+
     if [ -s "./$filename" ]; then
         unzip "./$filename"
         chmod +x "./vm"