% Language definition file (part of polyglossia v2.2 -- 2024/07/15)
%
\ProvidesFile{gloss-belarusian.ldf}[polyglossia: module for Belarusian]

\RequirePackage{xpg-cyrillicnumbers}

\PolyglossiaSetup{belarusian}{
  bcp47=be,
  bcp47-language=be,
  bcp47-region=BY,
  bcp47-variant=1959acad,
  bcp47-script=Cyrl,
  script=Cyrillic,
  scripttag=cyrl,
  langtag=BEL,
  hyphennames={belarusian},
  hyphenmins={2,2},
  frenchspacing=true,
  fontsetup,
  localnumeral=belarusiannumerals,
  Localnumeral=Belarusiannumerals
}

% BCP-47 compliant aliases
\setlanguagealias*[spelling=classic]{belarusian}{be-tarask}
\setlanguagealias*{belarusian}{be}

\def\belarusian@spelling{modern}
\newif\ifcyrillic@numerals
\newif\ifcyrillic@asbuk@numerals

\DeclareKeys[polyglossia/gloss/belarusian]
  {
    babelshorthands.if = belarusian@babelshorthands,
    babelshorthands.default:n = true,
    spelling.choice:,
    spelling / modern.code =
      {%
        \def\belarusian@spelling{modern}%
        \SetLanguageKeys{belarusian}{bcp47=be,bcp47-variant=1959acad}%
      },
    spelling / classic.code =
      {%
        \def\belarusian@spelling{tarask}%
        \SetLanguageKeys{belarusian}{bcp47=be-tarask,bcp47-variant=tarask}%
      },
    spelling / tarask.code =
      {%
        \def\belarusian@spelling{tarask}%
        \SetLanguageKeys{belarusian}{bcp47=be-tarask,bcp47-variant=tarask}%
      },
    spelling.default:n = modern,
    spelling/unknown.code = \xpg@warning{Unknown Belarusian spelling `#1'},
    numerals.choice:,
    numerals / arabic.code =
      {%
        \cyrillic@numeralsfalse
        \cyrillic@asbuk@numeralsfalse
      },
    numerals / cyrillic.code =
      {%
        \cyrillic@numeralstrue
        \cyrillic@asbuk@numeralsfalse
      },
    numerals / cyrillic-trad.code =
      {%
        \cyrillic@numeralstrue
        \cyrillic@asbuk@numeralsfalse
      },
    numerals / cyrillic-alph.code =
      {%
        \cyrillic@numeralstrue
        \cyrillic@asbuk@numeralstrue
      },
    numerals.default:n = arabic,
    numerals/unknown.code = \xpg@warning{Unknown Belarusian numerals value `#1'}
  }

% Register default options
\InitializeGlossOptions{belarusian}{babelshorthands=false,numerals=arabic,spelling=modern}
% Register alias options
\SetLanguageAliasValues{belarusian}{spelling}{classic,tarask}

\ifsystem@babelshorthands
  \SetGlossOptions{belarusian}{babelshorthands=true}
\else
  \SetGlossOptions{belarusian}{babelshorthands=false}
\fi

\InitializeBabelShorthands

\def\belarusian@shorthands{%
  \xpg@activate@shorthands%
  \def\language@group{belarusian}%
  \declare@shorthand{belarusian}{"`}{„}%
  \declare@shorthand{belarusian}{"'}{“}%
  \declare@shorthand{belarusian}{"<}{«}%
  \declare@shorthand{belarusian}{">}{»}%
  \declare@shorthand{belarusian}{""}{\hskip\z@skip}%
  \declare@shorthand{belarusian}{"~}{\textormath{\leavevmode\hbox{-}}{-}}%
  \declare@shorthand{belarusian}{"=}{\nobreak-\hskip\z@skip}%
  \declare@shorthand{belarusian}{"|}{\textormath{\nobreak\discretionary{-}{}{\kern.03em}\allowhyphens}{}}%
  \declare@shorthand{belarusian}{"-}{%
     \def\belarusian@sh@tmp{%
       \if\belarusian@sh@next-\expandafter\belarusian@sh@emdash%
       \else\expandafter\belarusian@sh@hyphen\fi%
     }%
     \futurelet\belarusian@sh@next\belarusian@sh@tmp%
  }%
  \def\belarusian@sh@hyphen{%
    \nobreak\-\bbl@allowhyphens}%
  \def\belarusian@sh@emdash##1##2{\cdash-##1##2}%
  \def\cdash##1##2##3{\def\tempx@{##3}%
  \def\tempa@{-}\def\tempb@{~}\def\tempc@{*}%
   \ifx\tempx@\tempa@\@Acdash\else
    \ifx\tempx@\tempb@\@Bcdash\else
     \ifx\tempx@\tempc@\@Ccdash\else
      \errmessage{Wrong usage of cdash}\fi\fi\fi}%
  \def\@Acdash{\ifdim\lastskip>\z@\unskip\nobreak\hskip.2em\fi
    \cyrdash\hskip.2em\ignorespaces}%
  \def\@Bcdash{\leavevmode\ifdim\lastskip>\z@\unskip\fi
   \nobreak\cyrdash\penalty\exhyphenpenalty\hskip\z@skip\ignorespaces}%
  \def\@Ccdash{\leavevmode
   \nobreak\cyrdash\nobreak\hskip.35em\ignorespaces}%
  \ifx\cyrdash\undefined
    \def\cyrdash{\hbox to.8em{\textendash\hss\textendash}}%
  \fi
  \declare@shorthand{belarusian}{",}{\nobreak\hskip.2em\ignorespaces}%
}

\def\nobelarusian@shorthands{%
  \xpg@deactivate@shorthands%
}

% Taken from babel-belarusian
\def\captionsbelarusian@modern{%
    \def\prefacename{Прадмова}%
    \def\refname{Спіс літаратуры}%
    \def\abstractname{Анатацыя}%
    \def\bibname{Літаратура}%
    \def\chaptername{Глава}%
    \def\appendixname{Дадатак}%
    \def\contentsname{Змест}%
    \def\listfigurename{Спіс ілюстрацый}%
    \def\listtablename{Спіс табліц}%
    \def\indexname{Прадметны паказальнік}%
    \def\authorname{Паказальнік імён}%
    \def\figurename{Рыс.}%
    \def\tablename{Табліца}%
    \def\partname{Частка}%
    \def\enclname{укл.}%
    \def\ccname{зых.}%
    \def\headtoname{вх.}%
    \def\pagename{с.}%
    \def\seename{гл.}%
    \def\alsoname{гл.\ таксама}%
    \def\proofname{Доказ}%
    \def\glossaryname{Слоўнік тэрмінаў}%
    \def\acronymname{Абрэвіятуры}%
    \def\lstlistingname{Лістынг}%
    \def\lstlistlistingname{Лістынгі}%
    \def\notesname{Нататкі}%
}

\def\captionsbelarusian@tarask{%
    \def\prefacename{Прадмова}%
    \def\refname{Сьпіс літаратуры}%
    \def\abstractname{Анатацыя}%
    \def\bibname{Літаратура}%
    \def\chaptername{Глава}%
    \def\appendixname{Дадатак}%
    \def\contentsname{Зьмест}%
    \let\tocname=\contentsname
    \def\listfigurename{Сьпіс ілюстрацый}%
    \def\listtablename{Сьпіс табліц}%
    \def\indexname{Прадметны паказальнік}%
    \def\authorname{Паказальнік імён}%
    \def\figurename{Рыс.}%
    \def\tablename{Табліца}%
    \def\partname{Частка}%
    \def\enclname{укл.}%
    \def\ccname{зых.}%
    \def\headtoname{вх.}%
    \def\pagename{с.}%
    \def\seename{гл.}%
    \def\alsoname{гл.\ таксама}%
    \def\proofname{Доказ}%
    \def\glossaryname{Слоўнік тэрмінаў}%
    \def\acronymname{Абрэвіятуры}%
    \def\lstlistingname{Лістынг}%
    \def\lstlistlistingname{Лістынгі}%
    \def\nomname{Азначэньні}%
    \def\notesname{Нататкі}%
}

\def\captionsbelarusian{%
  \csuse{captionsbelarusian@\belarusian@spelling}%
}

\def\datebelarusian@modern{%
   \def\today{\number\day~\ifcase\month\or
    студзеня\or
    лютага\or
    сакавіка\or
    красавіка\or
    мая\or
    чэрвеня\or
    ліпеня\or
    жніўня\or
    верасня\or
    кастрычніка\or
    лістапада\or
    снежня\fi
    \space \number\year~г.}%
}

\def\datebelarusian@tarask{%
   \def\today{\number\day~\ifcase\month\or%
    студзеня\or
    лютага\or
    сакавіка\or
    красавіка\or
    траўня\or
    чэрвеня\or
    ліпеня\or
    жніўня\or
    верасьня\or
    кастрычніка\or
    лістапада\or
    сьнежня\fi%
    \space \number\year~г.}%
}

\def\datebelarusian{%
  \csuse{datebelarusian@\belarusian@spelling}%
}

% Use \providecommand here as the ldf file might
% be reloaded via be-tarask (BCP).
\providecommand{\belarusiannumerals}[2]{\belarusiannumber{#2}}
\providecommand{\Belarusiannumerals}[2]{\Belarusiannumber{#2}}

\def\belarusiannumber#1{%
  \ifcyrillic@numerals
    \ifcyrillic@asbuk@numerals
      \belarusian@asbuk@alph{#1}%
    \else
      \cyr@alph{#1}%
    \fi
  \else
    \number#1%
  \fi%
}

\def\Belarusiannumber#1{%
  \ifcyrillic@numerals
    \ifcyrillic@asbuk@numerals
      \belarusian@asbuk@Alph{#1}%
    \else
      \cyr@Alph{#1}%
    \fi
  \else
    \number#1%
  \fi%
}

\let\belarusiannumeral=\belarusiannumber
\let\Belarusiannumeral=\Belarusiannumber

\def\Asbuk#1{\expandafter\belarusian@asbuk@Alph\csname c@#1\endcsname}
\def\asbuk#1{\expandafter\belarusian@asbuk@alph\csname c@#1\endcsname}

\def\AsbukTrad#1{\expandafter\cyr@Alph\csname c@#1\endcsname}
\def\asbukTrad#1{\expandafter\cyr@alph\csname c@#1\endcsname}


% This is a poor man's cyrillic alphanumeric. It just uses the alphabet and
% thus ends at 30.
\def\belarusian@asbuk@Alph#1{\ifcase#1\or
   А\or Б\or В\or Г\or Д\or Е\or Ж\or
   З\or И\or К\or Л\or М\or Н\or О\or
   П\or Р\or С\or Т\or У\or Ф\or Х\or
   Ц\or Ч\or Ш\or Щ\or Э\or Ю\or Я%
   \else\xpg@ill@value{#1}{belarusian@asbuk@Alph}\fi%
}

\def\belarusian@asbuk@alph#1{\ifcase#1\or
   а\or б\or в\or г\or д\or е\or ж\or
   з\or и\or к\or л\or м\or н\or о\or
   п\or р\or с\or т\or у\or ф\or х\or
   ц\or ч\or ш\or щ\or э\or ю\or я%
   \else\xpg@ill@value{#1}{belarusian@asbuk@alph}\fi%
}

\def\belarusian@numbers{%
   \let\latin@alph\@alph
   \let\latin@Alph\@Alph
   \ifcyrillic@numerals%
     \def\belarusian@alph##1{\expandafter\belarusiannumeral\expandafter{\the##1}}%
     \def\belarusian@Alph##1{\expandafter\belarusiannumeral\expandafter{\the##1}}%
      \let\@alph\belarusian@alph%
      \let\@Alph\belarusian@Alph%
   \fi
}

\def\nobelarusian@numbers{%
   \let\@alph\latin@alph%
   \let\@Alph\latin@Alph%
}

\def\noextras@belarusian{%
   \ifcyrillic@numerals\nobelarusian@numbers\fi%
   \ifbelarusian@babelshorthands\nobelarusian@shorthands\fi%
}

\def\blockextras@belarusian{%
   \ifcyrillic@numerals\belarusian@numbers\else\nobelarusian@numbers\fi%
   \ifbelarusian@babelshorthands\belarusian@shorthands\else\nobelarusian@shorthands\fi%
}

\def\inlineextras@belarusian{%
   \ifbelarusian@babelshorthands\belarusian@shorthands\else\nobelarusian@shorthands\fi%
}

\endinput