action/command: Let reload really reload the settings.json

internal/action/command.go

@@ -357,10 +357,16 @@ func reloadRuntime(reloadPlugins bool) {
 	err := config.ReadSettings()
 	if err != nil {
 		screen.TermMessage(err)
-	}
+	} else {
-	err = config.InitGlobalSettings()
+		parsedSettings := config.ParsedSettings()
-	if err != nil {
+		defaultSettings := config.DefaultAllSettings()
-		screen.TermMessage(err)
+		for k := range defaultSettings {
+			if _, ok := parsedSettings[k]; ok {
+				SetGlobalOptionNative(k, parsedSettings[k])
+			} else {
+				SetGlobalOptionNative(k, defaultSettings[k])
+			}
+		}
 	}
 
 	if reloadPlugins {
@@ -393,6 +399,10 @@ func reloadRuntime(reloadPlugins bool) {
 		screen.TermMessage(err)
 	}
 	for _, b := range buffer.OpenBuffers {
+		config.InitLocalSettings(b.Settings, b.Path)
+		for k, v := range b.Settings {
+			b.SetOptionNative(k, v)
+		}
 		b.UpdateRules()
 	}
 }

internal/config/settings.go

@@ -154,10 +154,10 @@ var (
 func init() {
 	ModifiedSettings = make(map[string]bool)
 	VolatileSettings = make(map[string]bool)
-	parsedSettings = make(map[string]interface{})
 }
 
 func ReadSettings() error {
+	parsedSettings = make(map[string]interface{})
 	filename := filepath.Join(ConfigDir, "settings.json")
 	if _, e := os.Stat(filename); e == nil {
 		input, err := ioutil.ReadFile(filename)
@@ -189,6 +189,14 @@ func ReadSettings() error {
 	return nil
 }
 
+func ParsedSettings() map[string]interface{} {
+	s := make(map[string]interface{})
+	for k, v := range parsedSettings {
+		s[k] = v
+	}
+	return s
+}
+
 func verifySetting(option string, value reflect.Type, def reflect.Type) bool {
 	var interfaceArr []interface{}
 	switch option {