Pull command flags out of main() and into its own file

wtf/command_flags.go

@@ -0,0 +1,45 @@
+package wtf
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	flags "github.com/jessevdk/go-flags"
+)
+
+type CommandFlags struct {
+	Config  string `short:"c" long:"config" optional:"yes" description:"Path to config file"`
+	Version bool   `short:"v" long:"version" description:"Show Version Info"`
+}
+
+func NewCommandFlags() *CommandFlags {
+	cmdFlags := CommandFlags{}
+	return &cmdFlags
+}
+
+/* -------------------- Exported Functions -------------------- */
+
+func (cmdFlags *CommandFlags) Parse(version string) {
+	parser := flags.NewParser(cmdFlags, flags.Default)
+	if _, err := parser.Parse(); err != nil {
+		if flagsErr, ok := err.(*flags.Error); ok && flagsErr.Type == flags.ErrHelp {
+			os.Exit(0)
+		}
+	}
+
+	if len(cmdFlags.Config) == 0 {
+		homeDir, err := Home()
+		if err != nil {
+			os.Exit(1)
+		}
+
+		cmdFlags.Config = filepath.Join(homeDir, ".wtf", "config.yml")
+		fmt.Printf(">> A: %s\n", cmdFlags.Config)
+	}
+
+	if cmdFlags.Version {
+		fmt.Printf("Version: %s\n", version)
+		os.Exit(0)
+	}
+}

wtf/config_files.go

@@ -59,6 +59,8 @@ func CreateFile(fileName string) (string, error) {
 
 // LoadConfigFile loads the config.yml file to configure the app
 func LoadConfigFile(filePath string) *config.Config {
+	fmt.Printf(">> B: %s\n", filePath)
+
 	absPath, _ := ExpandHomeDir(filePath)
 
 	cfg, err := config.ParseYamlFile(absPath)