refactor(generator.go): modularize the check folder

core/doc-generator/generator.go

@@ -9,18 +9,23 @@ import (
 	"github.com/spf13/cobra/doc"
 )
 
-func GenDocTree(cmd *cobra.Command) {
+func moldyDocFolder() {
 	_, err := os.Stat("moldyDoc")
 
 	if os.IsNotExist(err) {
 		errDir := os.MkdirAll("moldyDoc", 0755)
 		functions.CheckErrors(errDir, "Code 2", "Error in create the moldyDoc folder", "Report the error on github or re run with sudo")
 	}
+}
+
+func GenDocTree(cmd *cobra.Command) {
+	moldyDocFolder()
 	errDoc := doc.GenMarkdownTree(cmd, "./moldyDoc")
 	functions.CheckErrors(errDoc, "Code 2", "Error in generate the documentation for moldy", "Report the error on github or re run with sudo")
 }
 
 func DocCommand(cmd *cobra.Command) {
+	moldyDocFolder()
 	out := new(bytes.Buffer)
 	err := doc.GenMarkdown(cmd, out)
 	functions.CheckErrors(err, "Code 2", "Error in print out the doc for the command", "Report the error on github or re run with sudo")