erty. For example, the <code class="fsharp"><a
      href="../reference/charstream.html#CharStream.members.MinRegexSpace"><span class="ci">MinRegexSpace</span></a></code> configuration parameter is
      not tracked in the <code class="fsharp"><a href="../reference/charstream.html#CharStream_1.members.State"><span
      class="ci">State</span></a></code> parameter. Another example is the value of the <code class="fsharp"><a
      href="../reference/charstream.html#CharStream.members.IndexOfLastCharPlus1"><s