\directlua{includeCode("floats/enumerations")}
\newcommand{\enumeration}[2][]
{
  \ifthenelse{\isempty{#1}}
  {
    \begin{enumerate}
      #2
    \end{enumerate}
  }
  {
    \begin{enumerate}[#1]
      #2
    \end{enumerate}
  }
}
\newcommand{\renumeration}[2][]
{
  \ifthenelse{\isempty{#1}}
  {
    \begin{etaremune}
      #2
    \end{etaremune}
  }
  {
    \begin{etaremune}[#1]
      #2
    \end{etaremune}
  }
}
\newcommand{\itemisation}[2][]
{
  \ifthenelse{\isempty{#1}}
  {
    \begin{itemize}
      #2
    \end{itemize}
  }
  {
    \begin{enumerate}[#1]
      #2
    \end{enumerate}
  }
}
\def\@ItemList{true}
\def\enableItemList{\def\@ItemList{true}}
\def\disableItemList{\def\@ItemList{false}}
\def\mayComma{,}
\def\mayPeriod{.}
\def\mayUppercase#1{\ifthenelse{\equal{\@ItemList}{true}}{#1}{\directlua{tex.print(([[#1]]):upper())}}}
\def\semicolonOrPeriod{\ifthenelse{\equal{\@ItemList}{true}}{:}{.}}
\def\noComma{}
\def\noPeriod{}
\def\@period{.}

\def\@EnumItem  {\directlua{enumerations.item()}\@EnumItemNext}%
\def\EnumArabic {\directlua{enumerations.arabic()}}
\def\EnumAlphaL {\directlua{enumerations.alphaLower()}}
\def\EnumAlphaU {\directlua{enumerations.alphaUpper()}}
\def\EnumRomanL {\directlua{enumerations.romanLower()}}
\def\EnumRomanU {\directlua{enumerations.romanUpper()}}

\newcommand{\@EnumInit}[1]
{%
  \edef\@EnumItemNext{\directlua{enumerations.init([[\detokenize{#1}]])}}%
  \def\mayComma{}%
  \def\mayPeriod{}%
}
\newcommand{\itemlist}[2][]
{
  \ifthenelse{\equal{\@ItemList}{true}}
    {\itemisation[#1]{#2}}
    {{%
      \@EnumInit{#1}%
      \def\noComma{\def\item{\def\item{, \@EnumItem~}\@EnumItem~} }%
      \def\noPeriod{\def\@period{}}%
      \noComma\trim@post@space{#2}\@period%
    }}
}
\newcommand{\Itemlist}[2][]
{
  \ifthenelse{\equal{\@ItemList}{true}}
    {\itemisation[#1]{#2}}
    {{%
      \@EnumInit{#1}%
      \def\noPeriod{\def\item{\def\item{ \@EnumItem~}\@EnumItem~} }%
      \noPeriod\trim@post@space{#2}%
    }}
}
\newcommand{\descriptions}[1]
{
  \begin{description}
    #1
  \end{description}
}