mathml/luamml-patches-amsmath.sty
2021-04-24 16:53:50 +02:00

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\ProvidesExplPackage {luamml-patches-amsmath} {2021-04-23} {0.0.1-alpha}
{Feel free to add a description here}
\lua_now:n { require'luamml-amsmath' }
\cs_set:Npn \align@preamble {
&
\hfil
\strut@
\setboxz@h {
\@lign
$
\m@th
\displaystyle {
##
}
\ifmeasuring@
\luamml_flag_ignore:
\else
\luamml_flag_alignment_left:
\fi
$
}
\ifmeasuring@
\savefieldlength@
\fi
\set@field
\tabskip\z@skip
&
\setboxz@h {
\@lign
$
\m@th
\displaystyle
{
{}
\luamml_last_math_alignmark:
##
}
\ifmeasuring@
\luamml_flag_ignore:
\else
\luamml_flag_alignment_right:
\fi
$
}
\ifmeasuring@
\savefieldlength@
\else
\luamml_amsmath_add_box_to_row:
\fi
\set@field
\hfil
\tabskip\alignsep@
}
\cs_set:Npn \math@cr@@@align {
\ifst@rred
\nonumber
\fi
\if@eqnsw
\global \tag@true
\fi
\global \advance \row@ \@ne
\add@amps \maxfields@
\omit
\kern -\alignsep@
\luamml_amsmath_finalize_row:
\iftag@
\setboxz@h {
\@lign
\strut@
{ \make@display@tag }
}
\place@tag
\fi
\ifst@rred
\else
\global \@eqnswtrue
\fi
\global \lineht@ \z@
\cr
}
\cs_set:Npn \endalign {
\math@cr
\black@ \totwidth@
\luamml_amsmath_finalize_table:
\egroup
\ifingather@
\restorealignstate@
\egroup
\nonumber
\ifnum0={\fi\iffalse}\fi
\else
$$
\fi
\ignorespacesafterend
}