gWmaths.def

\NeedsTeXFormat{LaTeX2e}[2020/10/01]%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%!TeX program = pdflatexmk
%%!TEX encoding = UTF-8
%%!TEX root = gWmaths.dtx
%!TEX parameter = -8bit
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ProvidesExplFile
 	{gWpkgs}	{2022/06/30}	{0.1.0}%
		{COVID-19 Quarantine Accessible \TeX* Project: Package Ordering Edition}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\declare@file@substitution{ifxetex.sty}{iftex.sty}
\declare@file@substitution{ifpdf.sty}{iftex.sty}
\declare@file@substitution{ifluatex.sty}{iftex.sty}
%\declare@file@substitution{ifvtex.sty}{iftex.sty}% bunchastuff
%\declare@file@substitution{ifetex.sty}{iftex.sty}% \NeedsETeX
\declare@file@substitution{fink.sty}{currfile.sty}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\DeclarePackageOrdering{ format	}{before}{	fontspec, fontenc	}[dumping the format must happen before any platform-native fonts are loaded]
\DeclarePackageOrdering{ format	}{before}{	cmap, mmap, unicode-math, babel, realscripts	}[]
\DeclarePackageOrdering{ format	}{after}{	documentclass / before, 	}[]

\DeclarePackageDependency{markdown}{	keyval,
					url,
					graphicx,
					paralist,
					ifthen,
					fancyvrb,
					csvsimple,
					gobble,	}[documentation explicitly states dependencies]

\DeclarePackageOrdering{ \gW@documentClass	}{before}{ hyperref, amsmath, babel, bookmark, nameref, hyperxmp, backref, geometry, parskip, fontspec }[lots of packages assume some prerequisites set by the class, like page size]
%\DeclarePackageOrdering{ geometry	}{after}{	\gW@documentClass	}[classes often set page geometry using primitives, but this breaks for \cls{beamer}]%
%\DeclarePackageOrdering{ fontspec	}{after}{	\gW@documentClass	}[\pkg{fontspec} requires classes to have already defined \cs{normalfont}]%

\DeclarePackageDependency{mmap}{cmap}[\pkg{mmap} loads \pkg{cmap} without options immediately...unless \pkg{mmap} decides not to load (\cs{RequirePDFTeX})]

\DeclarePackageOrdering{ csquotes	}{after}{ \gW@documentClass }[\pkg{csquotes} redefines \cs{quote}]
\DeclarePackageOrdering{ paralist	}{after}{ \gW@documentClass }[\pkg{paralist} redefines several environments]
\DeclarePackageOrdering{ ntheorem	}{after}{ \gW@documentClass }[\pkg{ntheorem} redefines several environments]

\DeclarePackageOrdering{ hologo	}{after}{	graphics, pgf,	}[\pkg{hologo} will use \pkg{graphics} or \pkg{pgf} if already loaded]%

\DeclarePackageDependency{ unicode-math	}{	l3keys2e, fontspec, fix-cm, amsmath,	}[\pkg{unicode-math} \cs{RequirePackage}s these]%

\DeclarePackageDependency{ backref	}{	kvoptions, kvsetkeys, ltxcmds, rerunfilecheck,	}[\pkg{backref} \cs{RequirePackages}s these]%
\DeclarePackageOrdering{ backref	}{after}{	chicago, hyperref,	}[\pkg{backref} checks if these are loaded and modifies it's behavior]%

\DeclarePackageOrdering{ showkeys	}{incompatible-warning}{	hyperref	}[\pkg{showkeys} renders \cs{label}s and \cs{ref}s, so it steps on \pkg{hyperref}'s toes]

%
%

%\DeclarePackageOrdering{ fontenc	}{after}{	documentclass / after	}%

\DeclarePackageDependency{ realscripts	}{	fontspec	}[\pkg{realscripts} \cs{RequirePackage}s \pkg{fontspec}.]


\DeclarePackageDependency*{ pgf	}{	pgfrcs, pgfcore,	}%
\DeclarePackageDependency{ pgfcore	}{	graphicx, pgfsys, keyval, xcolor,	}%
\DeclarePackageDependency{ pgfmath	}{	pgfrcs, pgfkeys,	}%
\DeclarePackageDependency{ xxcolor	}{	xcolor	}%
\DeclarePackageDependency{ pgffor	}{	pgfrcs, pgfkeys, pgfmath,	}%




\DeclarePackageDependency{ axessibility }{tagpdf}[\pkg{axessibility} \cs{RequirePackage}s \pkg{tagpdf}]
\DeclarePackageDependency{ currfile }{ filehook }

\DeclarePackageDependency{ accessibility	}{	xkeyval,
							ifthen,	}[\cs{RequirePackage}]
\DeclarePackageOrdering{ accessibility	}{incompatible-error}{	tagpdf	}
\DeclarePackageOrdering{ accessibility	}{after}{	pdfcomment,
							listings,
							hyperref,
							caption, subcaption,
							tocbibind,
							tocloft,
							ragged2e,
							listings,
							etoolbox,
							parskip,
							setspace,
							cmap,
							fontenc,
							inputenc,
							hyphenat,
							babel,
							color,
							xcolor,
							natbib,
							graphicx,
							booktabs,
							textcomp,
							gensymb,
							amsfonts, ambsymb, amsmath,
							courier,
							helvet,
							mathptmx,
							geometry,
							nag,	}[\pkg{accessibility}'s included example document loads these first...]
\DeclarePackageOrdering{titling}{after}{\gW@documentClass}[Assumes title commands already defined]
\DeclarePackageOrdering{titling}{incompatible-error}{beamer}[\cls{beamer} does not define the bits of \cs{maketitle} that \pkg{titling} expects]
\DeclarePackageOrdering{beamer}{voids}{titling}

\DeclarePackageOrdering{ hyperref	}{after}{	\gW@documentClass	}[Assumes several control sequences already defined]
%\DeclarePackageOrdering{ hyperxmp	}{after}{	documentclass / after	}
\DeclarePackageDependency{ hyperxmp	}{	hyperref	}
\RequirePackageAfterPackage{ hyperxmp	}{	hyperref	}%ARG ARG ARG ARG ARG
%\DeclarePackageOrdering{ hyperxmp	}{before}{	hyperref	}[In newer kernels, \pkg{hyperxmp} *must* load before any \pkg{hyperref} keys are set...]
%\DeclarePackageOrdering{ hyperxmp	}{after}{	babel	}%% WHY?!
\DeclarePackageDependency{ hyperxmp	}{	kvoptions,
							pdfescape,
							stringenc,
							intcalc,
							iftex,
							ifmtarg,
							etoolbox,
							ifthen,
							luacode,	}[\cs{RequirePackage}]
\DeclarePackageOrdering{ hologo		}{after}{	\gW@documentClass	}
\DeclarePackageOrdering{ xcolor		}{before}{	documentclass / after	}
\DeclarePackageOrdering{ graphicx	}{before}{	documentclass / after	}
\DeclarePackageDependency{ venndiagram	}{	graphicx	}
\DeclarePackageDependency{ venndiagram	}{	tikz,
						pgf,	}[\cs{RequirePackage}]
\DeclarePackageOrdering{ varioref	}{after}{	babel }
\DeclarePackageDependency{ bookmark	}{	currfile }[uses if already loaded]
\DeclarePackageDependency{ bookmark	}{	hyperref }[loads itself without options early]
\DeclarePackageOrdering{ ntheorem	}{after}{	babel, 
							amsmath, 
							mathtools, 
							empheq, }
\DeclarePackageOrdering{ ntheorem	}{incompatible-error}{	amsthm	}
\PassOptionsToPackageIfPackage{ntheorem}{empheq}{ntheorem}[cope with \pkg{ntheorem}]
\PassOptionsToClassIfPackage{noamsthm}{beamer}{ntheorem}[prevent from loading \pkg{amsthm}, which conflicts with \pkg{ntheorem}]
\PassOptionsToPackageIfPackage{hyperref}{ntheorem}{hyperref}[inform \pkg{ntheorem} that \pkg{hyperref} will be loaded]
\PassOptionsToPackageIfPackage{amsmath}{ntheorem}{amsmath}[cope with `amsmath`]

\DeclarePackageOrdering{ cmap		}{after}{	hyperref }
\DeclarePackageOrdering{ cmap		}{before}{	fontenc }
\DeclarePackageOrdering{ mmap		}{after}{	hyperref }
\DeclarePackageOrdering{ mmap		}{before}{	fontenc }
\DeclarePackageOrdering{ fancyhdr	}{incompatible-warning}{ accessibility }%
\DeclarePackageOrdering{ fancyhdr	}{before}{	hyperref }%
\DeclarePackageDependency{ pdfcomment	}{	hyperref }[\cs{RequirePackage}]
\DeclarePackageOrdering{ gitinfo2	}{after}{	xcolor }[uses if loaded]
\DeclarePackageOrdering{ gitinfo2	}{after}{	etoolbox, 
							xstring, 
							kvoptions, 
							eso-pic,	}

\DeclarePackageOrdering{ nameref	}{after}{	titlesec,
							%beamer, % Beamer now disabled NR's patching of Beamer.
							varioref,
							ifthen,
							listings,	}
\DeclarePackageDependency{ nameref	}{	refcount, gettitlestring, ltxcmds,	}[\pkg{nameref} \cs{RequirePackages}s these]%
\DeclarePackageOrdering{ nameref	}{after}{	showkeys, 
					hyperref,
					longtable,
					titlesec,
					amsthm,
					ifthen,
					varioref,
					listings,	}[\pkg{nameref} \cs{@ifpackageloaded} and modifies behavior, although mostly this is done via \cs{AtBeginDocument}]



\DeclarePackageOrdering{ doc		}{after}{	multicol,
							verbatim, 	}
\DeclarePackageOrdering{ hypdoc		}{after}{	doc,
							atveryend,
							calc,
							hyperref,	}[\pkg{hypdoc} heavily modifies \pkg{doc}, mostly by implementing \pkg{hyperref}.]
\PassOptionsToPackageIfPackage{hyperindex=false}{hyperref}{hypdoc}[do *not* link page numbers from index...conflict w/ hypdoc...]
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\DeclarePackageOrdering{ holtxdoc	}{after}{	hypdoc,
							hyperref,
							pdftexcmds,
							ltxcmds,
							hologo,
							array,
							fontspec,
							unicode-math,	}

\RequirePackageAfterPackageIfPackage{ hypdoc }{ hyperref }{ doc }[if \pkg{doc} is already loaded when \pkg{hyperref} is loaded, then load \pkg{hypdoc}]
\RequirePackageAfterPackageIfPackage{ hypdoc }{ doc }{ hyperref }[if \pkg{hyperref} is already loaded when \pkg{doc} is loaded, then load \pkg{hypdoc}]

%\DeclarePackageDependency*{ fontspec	}{	fontenc	}[\pkg{fontspec} must be the one to load \pkg{fontenc}] %% \pkg{fontenc} can be loaded repeatedly...


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\DeclarePackageOrdering{ inputenc	}{before}{	documentclass / after	}[\pkg{inputenc} can affect package loading (if a file has non-ascii characters)]

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\DeclarePackageOrdering{ fixltx2e 	}{before}{	documentclass / after	}
\DeclarePackageOrdering{ fancyhdr 	}{before}{	hyperref	}
\DeclarePackageOrdering{ fncychap 	}{before}{	hyperref	}
\DeclarePackageOrdering{ float 	}{before}{	hyperref	}
\DeclarePackageOrdering{ hyperref 	}{before}{	algorithm	}
\DeclarePackageOrdering{ amssymb 	}{before}{	xunicode	}
\DeclarePackageOrdering{ amssymb 	}{before}{	xltxtra	}
\DeclarePackageOrdering{ graphicx 	}{before}{	xltxtra	}
\DeclarePackageOrdering{ graphicx 	}{before}{	fontspec	}
\DeclarePackageOrdering{ caption 	}{before}{	subfig	}
\DeclarePackageOrdering{ amsmath 	}{before}{	wasysym	}
\DeclarePackageOrdering{ todonotes 	}{before}{	program	}

\DeclarePackageOrdering{ cleveref 	}{after}{	algorithm2e,
							algorithmicx,
							aliascnt,
							amsmath,
							amsthm,
							caption,
							hyperref,
							IEEEtrantools,
							listings,
							ntheorem,
							subfig,
							varioref	}

\DeclarePackageOrdering{ cleveref	}{before}{	autonum,
							hypdvips	}

\DeclarePackageOrdering{ varioref	}{before}{	hyperref	}

\DeclarePackageOrdering{ natbib		}{before}{	citeref	}

\DeclarePackageOrdering{ babel		}{before}{	apacite	}[ \pkg{babel}'s \cs{selectlanguage} redefines \cs{refname} and \cs{bibname} ]

\DeclarePackageOrdering{ hyperref	}{before}{	apacite	}[hyperref redefines citation and reference list commands]

\DeclarePackageOrdering{ hyperref	}{before}{	cmap	}[hyperref cannot write pdf settings if cmap already wrote to pdf]
% but cmap needs to load before all fonts...?

\DeclarePackageOrdering{ hyperref	}{before}{	ellipsis,
							amsrefs,
							chappg,
							dblaccnt,
							linguex	}
							[the hyperref documentation explicitly says to do so]

\DeclarePackageOrdering{ hyperref	}{after}{	multind,
							natbib,
							setspace	}
							[the hyperref documentation explicitly says to do so]

\DeclarePackageOrdering{ hyperref	}{before}{	glossaries	}[because otherwise terms won't be clickable hyperlinks]
\DeclareGlobalOptionsIfPackage{hyperref}{hyperref}[many packages like to be told if \pkg{hyperref} is in use]

\DeclarePackageOrdering{ glossaries	}{after}{	babel,
							olyglossia,
							inputenc,
							fontenc,
							doc	}[because {the glossaries documentation explicitly says to do so}]

\DeclarePackageOrdering{ hyperref	}{before}{	hypcap	}[because {hypcap redefines hyperref's caption command}]

\DeclarePackageOrdering{ babel		}{before}{	selnolig	}[because {this was recommended by selnolig's author}]

\DeclarePackageOrdering{ fontenc	}{after}{	cmap,
							mmap	}[because {otherwise some fonts may be unprocessed}]

\DeclarePackageOrdering{ listingsutf8	}{after}{	listings	}[because {it patches macros defined by listings}]
% ho-tex replacement for listings; it loads listings itself

\DeclarePackageOrdering{ glossaries	}{before}{	cleveref	}[\pkg{glossaries} loads \pkg{amsmath}, which needs to be loaded before \pkg{cleveref}]

\DeclarePackageOrdering{ refenums	}{after}{	hyperref,
							cleveref,
							csquotes,
							ifthen	}[it prevents an options clash]

\DeclarePackageOrdering{ babel		}{before}{	microtype	}[microtype can use the language setting of babel]

\DeclarePackageOrdering{ hyperref	}{before}{	uri	}[uri uses hyperref's commands if hyperref is loaded]

\DeclarePackageDependency{ uri		}{	url	}[uri has a RequirePackage on url]

\AddToHook{package/ regexpatch /before}[xpatch]%
{	\UseOneTimeHook{package/ xpatch /before}	}
\AddToHook{package/ regexpatch /after}[xpatch]%
{	\disable@package@load{xpatch}{\PackageInfo{regexpatch}{blocked~pkg{xpatch}~from~loading.}}
	\UseOneTimeHook{package/ xpatch /after}
}
\DeclarePackageOrdering{ regexpatch	}{voids}{	xpatch	}[\pkg{regexpatch} is the development version of \pkg{xpatch}]




%
\DeclarePackageOrdering	{ beamer	}{after}{	documentclass / before	}[jfc]
\DeclarePackageOrdering	{ beamer	}{before}{	documentclass / after	}[jfc]
\DeclarePackageDependency{ beamer	}{	beamerbasemodes	}[\cls{beamer} \cs{RequirePackage}s \pkg{beamerbasemodes} before *anything* else, which also loads other packages]%
\DeclarePackageOrdering	{ beamerbasemodes	}{after}{	documentclass / before	}[jfc]
\DeclarePackageOrdering	{ beamerbasemodes	}{before}{	documentclass / after	}[jfc]
\DeclarePackageDependency*{ beamer	}{	beamerbaseoptions	}[\cls{beamer} \cs{RequirePackage}s \pkg{beamerbaseoptions}, which *purely* \cs{def}s stuff]%
\DeclarePackageOrdering	{ beamerbaseoptions	}{after}{	beamerbasemodes	}
\DeclarePackageDependency*{ beamer	}{	beamerbaserequires	}[\cls{beamer} \cs{RequirePackage}s \pkg{beamerbaserequires} right at the end.]%
\DeclarePackageOrdering	{ beamerbaserequires	}{after}{	beamer	}%
\DeclarePackageOrdering	{ beamerbaserequires	}{after}{	beamerbasemodes	}[😭]%
\DeclarePackageOrdering	{ beamerbaserequires	}{before}{	documentclass / after	}[jfc]
\DeclarePackageDependency{ beamerarticle	}{	beamerbasemodes	}[\pkg{beamerarticle} \cs{RequirePackages}s \pkg{beamerbasemodes} immediately with no options]

\DeclarePackageDependency{ beamerbasemodes	}{	etoolbox,	}[\pkg{beamerbasemodes} \cs{RequirePackage}s \pkg{etoolbox}]
\DeclarePackageDependency{ beamer	}{	iftex, 	}[\cls{beamer} \cs{RequirePackage}s these]%
\DeclarePackageDependency{ beamerbaseoptions	}{	keyval	}[[\pkg{beamerbaseoptions} \cs{RequirePackage}s \pkg{beamerbaseoptions}, which *purely* \cs{def}s stuff]]
\DeclarePackageDependency{ beamer	}{	inputenc	}[\cls{beamer} \cs{RequirePackages}s \pkg{inputenc}]
\DeclarePackageDependency{ beamer	}{	pgfmath	}[\cls{beamer} \cs{RequirePackages}s \pkg{pgfmath}]
\DeclarePackageDependency*{ beamer	}{	geometry	}[\cls{beamer} \cs{RequirePackages}s \pkg{geometry}, but passes in specific \meta{papersize = \cs{beamer@paperwidth},\cs{beamer@paperheight}} \etc.]
\DeclarePackageOrdering	{ beamerbaseoptions	}{before}{	geometry	}[\cls{beamer} loads \pkg{geometry} halfway through, well after \pkg{beamerbaseoptions}.]
\DeclarePackageOrdering	{ beamerbaserequires	}{after}{	geometry	}[\cls{beamer} loads \pkg{geometry} halfway through, shortly before \pkg{beamerbaserequires}.]
\DeclarePackageOrdering	{ beamerbasemodes	}{before}{	hyperref	}
\DeclarePackageOrdering	{ beamerbaseoptions	}{before}{	hyperref	}[\cls{beamer} loads \pkg{hyperref} halfway through, well after \pkg{beamerbaseoptions}.]
\DeclarePackageOrdering	{ beamerbaserequires	}{after}{	hyperref	}[\cls{beamer} loads \pkg{hyperref} halfway through, shortly before \pkg{beamerbaserequires}.]
\DeclarePackageOrdering	{ beamer	}{before}{	geometry	}[hacking this up to make sure it loads after the middle of \cls{beamer}...]
%\beamer@filterclassoptions????
\DeclarePackageDependency{ beamer	}{	pgfcore, xxcolor, atbegshi, 	}[\cls{beamer} \cs{RequirePackages}s \pkg{pgfcore, xxcolor, atbegshi}]
\DeclarePackageDependency*{ beamer	}{	hyperref	}[\cls{beamer} \cs{RequirePackages}s \pkg{hyperref} \emph{with option implicit=false}]
%beamer@autopdfinfo
%notheorems
%noamsthm
%compress
%leqno / fleqn
%handout
%trans
%ignorenonframetext
%noamssymb
%\PassOptionsToPackage{bookmarks=true, bookmarksopen=true, pdfborder={ 0 0 0}, pdfhighlight={/N}, linkbordercolor={.5 .5 .5}}{hyperref}
%pgf, hyperref, color, xcolor
%`ucs' \POTP[hyperref]{ucs}