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definition module transform

import syntax, checksupport

::	Group =
	{	group_members	:: ![Int]
	}

:: PredefSymbolsForTransform = { predef_alias_dummy :: !PredefinedSymbol, predef_and :: !PredefinedSymbol, predef_or :: !PredefinedSymbol };

partitionateDclMacros :: !IndexRange !Index !PredefSymbolsForTransform !*{#FunDef} !*{#*{#FunDef}} !*VarHeap !*ExpressionHeap !*SymbolTable !*ErrorAdmin
																   -> (!*{#FunDef},!*{#*{#FunDef}},!*VarHeap,!*ExpressionHeap,!*SymbolTable,!*ErrorAdmin )

partitionateIclMacros :: !IndexRange !Index !PredefSymbolsForTransform !*{#FunDef} !*{#*{#FunDef}} !*VarHeap !*ExpressionHeap !*SymbolTable !*ErrorAdmin
																   -> (!*{#FunDef},!*{#*{#FunDef}},!*VarHeap,!*ExpressionHeap,!*SymbolTable,!*ErrorAdmin )

partitionateAndLiftFunctions :: ![IndexRange] !Index !PredefSymbolsForTransform !*{#FunDef} !*{#*{#FunDef}} !*VarHeap !*ExpressionHeap !*SymbolTable !*ErrorAdmin
																-> (!*{!Group}, !*{#FunDef},!*{#*{#FunDef}},!*VarHeap,!*ExpressionHeap,!*SymbolTable,!*ErrorAdmin )

::	CopiedLocalFunctions

::	CollectState =
	{	cos_var_heap	:: !.VarHeap
	,	cos_symbol_heap :: !.ExpressionHeap
	,	cos_error		:: !.ErrorAdmin
	,	cos_predef_symbols_for_transform :: !PredefSymbolsForTransform
	}

determineVariablesAndRefCounts :: ![FreeVar] !Expression !*CollectState -> (!Expression , ![FreeVar], ![FreeVar], ![DynamicPtr], !*CollectState)

::	UnfoldState =
	{	us_var_heap				:: !.VarHeap
	,	us_symbol_heap			:: !.ExpressionHeap
	,	us_local_macro_functions :: !Optional CopiedLocalFunctions
	}

class unfold a :: !a !*UnfoldState -> (!a, !*UnfoldState)
instance unfold Expression, CasePatterns