feat: Initial working version of tmux package

options_scope.go

@@ -0,0 +1,33 @@
+package tmux
+
+// OptionsScope represents one of the five scopes that Tmux holds options
+// within.
+type OptionsScope int
+
+const (
+	Server OptionsScope = iota + 1
+	GlobalSession
+	Session
+	GlobalWindow
+	Window
+)
+
+// OptionsScopeFlags converts a given OptionsScope to the command line flags
+// needed to restrict "set-option" and "show-options" commands to the scope in
+// question.
+func OptionsScopeFlags(scope OptionsScope) string {
+	switch scope {
+	case 0, Session:
+		return ""
+	case Server:
+		return "-s"
+	case GlobalSession:
+		return "-g"
+	case GlobalWindow:
+		return "-gw"
+	case Window:
+		return "-w"
+	default:
+		return ""
+	}
+}