<?xml version="1.0" encoding="utf-8"?>
<!--
  Copyright (C) 2014-2023 Ryan Specialty, LLC.

  This file is part of tame-core.

  tame-core is free software: you can redistribute it and/or modify it
  under the terms of the GNU General Public License as
  published by the Free Software Foundation, either version 3 of the
  License, or (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program.  If not, see <http://www.gnu.org/licenses/>.
-->
<package xmlns="http://www.lovullo.com/rater"
  xmlns:c="http://www.lovullo.com/calc"
  xmlns:t="http://www.lovullo.com/rater/apply-template"
  core="true"
  desc="Numeric computations dealing with boolean algebra">

  <import package="../base" />


  <function name="not" desc="Negates a boolean value" sym="\lnot">
    <param name="not_value" type="boolean" desc="Boolean value to negate" />

    <c:const value="1" desc="Value of 1 if given value is zero">
      <c:when name="not_value">
        <c:eq>
          <c:const value="0" desc="Value to assert against for returning 1" />
        </c:eq>
      </c:when>
    </c:const>
  </function>
</package>
