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BeginPackage["ReferenceTracker`"]

TrackReferences;

Begin["`Private`"]

Clear[$globalProperties];
$globalProperties = {
	OwnValues,
	DownValues,
	SubValues,
	UpValues,
	NValues,
	FormatValues,
	Options,
	DefaultValues,
	Attributes,
	Messages
};

ClearAll[getDefinitions];
SetAttributes[getDefinitions,HoldAllComplete];
getDefinitions[s_Symbol]:=
	Flatten @ Through[
		Map[
			Function[prop,Function[sym,prop[sym],HoldAll]],
			$globalProperties
		][Unevaluated[s]]
	];


ClearAll[TrackReferences];
SetAttributes[TrackReferences, HoldFirst];
TrackReferences[s_Symbol, context_String]:= TrackReferences[s, {context}];
TrackReferences[s_Symbol, contexts:{___String}]:=
	With[{allNames = Join @@ Map[Names[#<>"*"]&, contexts]},
		Select[allNames, 
			Function[symName, 
				ToExpression[
					symName, 
					StandardForm,
					Function[sym,!FreeQ[ getDefinitions[sym], HoldPattern[s]], HoldAllComplete]
				]
			]
		]
	];

End[]

EndPackage[]