Prepares args to use in command

cmd/insert.go

@@ -35,23 +35,13 @@ this command will, when executed correctly, insert the string in the file 'testf
 $ go-sif insert -f testfile string to insert in the file
 
 this command will, when executed correctly, insert the string at the end of file 'testfile' in line a new line`,
-	Run: func(cmd *cobra.Command, args []string) {
+	RunE: func(cmd *cobra.Command, args []string) error {
 		// TODO: Work your own magic here
 		fmt.Println("insert called")
+		return nil
 	},
 }
 
 func init() {
 	RootCmd.AddCommand(insertCmd)
-
-	// Here you will define your flags and configuration settings.
-
-	// Cobra supports Persistent Flags which will work for this command
-	// and all subcommands, e.g.:
-	// insertCmd.PersistentFlags().String("foo", "", "A help for foo")
-
-	// Cobra supports local flags which will only run when this command
-	// is called directly, e.g.:
-	// insertCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
-
 }

cmd/root.go

@@ -23,9 +23,8 @@ import (
 )
 
 var (
-	cfgFile string
-	file    string
-	line    int
+	cfgFile, file, text string
+	line                int
 )
 
 // RootCmd represents the base command when called without any subcommands
@@ -51,7 +50,8 @@ func Execute() {
 func init() {
 	cobra.OnInitialize(initConfig)
 	RootCmd.PersistentFlags().StringVarP(&file, "file", "f", "", "The file where you want to insert the string")
-	RootCmd.PersistentFlags().IntVarP(&line, "line", "l", 0, "Line where the string is going to be inserted, if omited the string will be inserted in a new line at the end of the file")
+	RootCmd.PersistentFlags().IntVarP(&line, "line", "l", -1, "Line where the string is going to be inserted, if omited the string will be inserted \n in a new line at the end of the file. Count starts at 1.")
+	RootCmd.PersistentFlags().StringVarP(&text, "text", "t", "", "The to insert into file")
 }
 
 // initConfig reads in config file and ENV variables if set.