Function toString

builtin_string.go:27–35

(arg Value)

}

func toString(arg Value) String {
	if s, ok := arg.(String); ok {
		return s
	}
	if s, ok := arg.(*Symbol); ok {
		return s.descriptiveString()
	}
	return arg.toString()
}

func (r *Runtime) builtin_String(call FunctionCall) Value {
	if len(call.Arguments) > 0 {