digraph pipeline {
	rankdir="LR";
	
	PRi[label="PackageRef initial",shape=box];
	Mi[label="PackageMetadata initial",shape=box];
	
	repo[label="git repo"];
	GRF[label="GitRepoFetcher",shape=box];
	sd[label="source dir"];
	AV[label="AnyVer",shape=box];
	bsR[label="Build System outputting raw binaries"];
	bsP[label="Build System outputting packages"];
	bd[label="A dir with binaries"];
	PIF[label="PackageInstalledFiles",shape=box];
	
	tsps[label="TearingSpec",shape=box3d];
	
	
	NRs[label="NamingRule",shape=box3d];
	Ss[label="Splitter",shape=box3d];
	Tr[label="tearing and assigning each package its role"];
	
	Ps[label="PackagingSpec",shape=box3d];
	
	D[label="Distro",shape=box];
	pMa[label="PackageMetadata augmented",shape=box];
	P[label="Package",shape=box3d];
	BP[label="BuiltPackage",shape=box3d];
	R[label="Repo",shape=box];
	res[label="resulting dir that may be exposed to the web as a repo"];

	repo -> GRF -> {sd, AV};
	sd -> {bsR,bsP};
	bsR -> bd -> PIF;
	
	
	NRs -> Ss [dir=none,color = "black:black"];

	Ss;
	D -> NRs;
	{PIF, Ss, PRi} -> Tr -> tsps;
	
	{tsps, NRs} -> Ps;
	
	
	Ps -> "detecting dependencies" -> pMa;
	AV -> pMa;
	Mi -> pMa;
	
	{pMa} -> P -> "package build tool" -> BP;
	bsP -> BP;
	BP -> R -> res;
}