Fiddle::Pointer.[]

# File tmp/rubies/ruby-3.4.1/ext/fiddle/lib/fiddle/ffi_backend.rb, line 240
def self.to_ptr(value)
  if value.is_a?(String)
    cptr = Pointer.malloc(value.bytesize)
    cptr.ffi_ptr.put_string(0, value)
    cptr

  elsif value.is_a?(Array)
    raise NotImplementedError, "array ptr"

  elsif value.respond_to?(:to_ptr)
    ptr = value.to_ptr
    case ptr
    when Pointer
      ptr
    when FFI::Pointer
      Pointer.new(ptr)
    else
      raise DLError.new("to_ptr should return a Fiddle::Pointer object, was #{ptr.class}")
    end

  else
    Pointer.new(value)
  end
end