feat: optimized execution instruction. (#3)

Co-authored-by: yuanyou <[email protected]>

README.md

@@ -8,15 +8,15 @@
 go install github.com/elza2/go-cyclic@latest
 # path 路径要设置为 go.mod 文件所在的路径.
 # filter 过滤匹配的文件, 多个条件使用逗号隔开(,)
-go-cyclic gocyclic --dir .path [--filter *_test.go]
+go-cyclic --dir .path [--filter *_test.go]
 ```
 
 运行测试
 ===============
 ```bash
 git clone https://github.com/elza2/go-cyclic.git
 # path 路径要设置为 go.mod 文件所在的路径.
-go run ./main.go gocyclic --dir .path  [--filter *_test.go]
+go run ./main.go --dir .path [--filter *_test.go]
 ```
 
 运行结果

cmd/cmd.go

@@ -47,11 +47,3 @@ func HandleFilters(filter string) (filters []string, err error) {
 	}
 	return filters, nil
 }
-
-func init() {
-	cmd := &cobra.Command{
-		Use: "gocyclic",
-		Run: RunCyclic,
-	}
-	rootCmd.AddCommand(cmd)
-}

cmd/root.go

@@ -7,20 +7,16 @@ import (
 	"github.com/spf13/cobra"
 )
 
-const Service = "github.com/elza2/go-cyclic"
+func Execute() {
+	rootCmd := &cobra.Command{
+		Run: RunCyclic,
+	}
 
-var (
-	rootCmd = &cobra.Command{Use: Service}
-)
+	rootCmd.PersistentFlags().String("dir", os.Getenv("dir"), "dir. eg: directory address of the go.mod file")
+	rootCmd.PersistentFlags().String("filter", os.Getenv("filter"), "dir. eg: filters out files of the specified type. separate multiple types with commas (,)")
 
-func Execute() {
 	if err := rootCmd.Execute(); err != nil {
 		log.Println(err)
 		os.Exit(1)
 	}
 }
-
-func init() {
-	rootCmd.PersistentFlags().String("dir", os.Getenv("dir"), "dir. eg: directory address of the go.mod file")
-	rootCmd.PersistentFlags().String("filter", os.Getenv("filter"), "dir. eg: filters out files of the specified type. separate multiple types with commas (,)")
-}