support for global flags

internal/config.go

@@ -22,10 +22,14 @@ var CI bool = false
 var VERBOSE bool = false
 var CRON_LEAN bool = false
 
+type OptionMap map[string][]interface{}
+type Options map[string]OptionMap
+
 type Config struct {
 	Extras    interface{}         `yaml:"extras"`
 	Locations map[string]Location `yaml:"locations"`
 	Backends  map[string]Backend  `yaml:"backends"`
+	Global    Options             `yaml:"global"`
 }
 
 var once sync.Once
@@ -233,23 +237,40 @@ func (c *Config) SaveConfig() error {
 	return viper.WriteConfig()
 }
 
-func getOptions(options Options, key string) []string {
-	var selected []string
-	for k, values := range options[key] {
+func optionToString(option string) string {
+	if !strings.HasPrefix(option, "-") {
+		return "--" + option
+	}
+	return option
+}
+
+func appendOptionsToSlice(str *[]string, options OptionMap) {
+	for key, values := range options {
 		for _, value := range values {
 			// Bool
 			asBool, ok := value.(bool)
 			if ok && asBool {
-				selected = append(selected, fmt.Sprintf("--%s", k))
+				*str = append(*str, optionToString(key))
 				continue
 			}
 			// String
 			asString, ok := value.(string)
 			if ok {
-				selected = append(selected, fmt.Sprintf("--%s", k), asString)
+				*str = append(*str, optionToString(key), asString)
 				continue
 			}
 		}
 	}
+}
+
+func getOptions(options Options, key string) []string {
+	var selected []string
+	var keys = []string{"all"}
+	if key != "" {
+		keys = append(keys, key)
+	}
+	for _, key := range keys {
+		appendOptionsToSlice(&selected, options[key])
+	}
 	return selected
 }