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# SPDX-License-Identifier: GPL-2.0-or-later
# CAP: Categories, Algorithms, Programming
#
# Implementations
#
InstallMethod( Finalize,
[ IsCapCategory ],
FunctionWithNamedArguments(
[
[ "FinalizeCategory", true ],
[ "disable_derivations", false ],
],
function( CAP_NAMED_ARGUMENTS, category )
local installed_operations_of_homomorphism_structure, properties_with_logic, original_REORDER_METHODS_SUSPENSION_LEVEL, property, property_name;
if IsFinalized( category ) then
return true;
fi;
if not CAP_NAMED_ARGUMENTS.FinalizeCategory then
return false;
fi;
if not CAP_NAMED_ARGUMENTS.disable_derivations then
InstallDerivations( category );
fi;
installed_operations_of_homomorphism_structure :=
Intersection( ListInstalledOperationsOfCategory( category ),
[ "DistinguishedObjectOfHomomorphismStructure",
"HomomorphismStructureOnObjects",
"HomomorphismStructureOnMorphisms",
"HomomorphismStructureOnMorphismsWithGivenObjects",
"InterpretMorphismAsMorphismFromDistinguishedObjectToHomomorphismStructure",
"InterpretMorphismAsMorphismFromDistinguishedObjectToHomomorphismStructureWithGivenObjects",
"InterpretMorphismFromDistinguishedObjectToHomomorphismStructureAsMorphism",
] );
if not IsEmpty( installed_operations_of_homomorphism_structure ) and
not HasRangeCategoryOfHomomorphismStructure( category ) then
Error( "<category> has operations related to the homomorphism structure but no range category is set. This is not supported." );
fi;
SetIsFinalized( category, true );
if category!.overhead then
properties_with_logic := RecNames( category!.logical_implication_files.Propositions );
# INSTALL_PREDICATE_IMPLICATION (part of INSTALL_LOGICAL_IMPLICATIONS_HELPER) calls `InstallTrueMethod` many times, so in principle methods have to be reordered.
# However, all implications are of the form `property and Object/MorphismFilter => property2 and Object/MorphismFilter`.
# CAP does not install methods with filters of the form `property and Object/MorphismFilter` and we assume that neither does the user.
# Hence, we can skip the method reordering completely.
#= comment for Julia
original_REORDER_METHODS_SUSPENSION_LEVEL := REORDER_METHODS_SUSPENSION_LEVEL;
REORDER_METHODS_SUSPENSION_LEVEL := 1;
# =#
for property_name in properties_with_logic do
property := ValueGlobal( property_name );
if Tester( property )( category ) and property( category ) then
INSTALL_LOGICAL_IMPLICATIONS_HELPER( category, property_name );
fi;
od;
#= comment for Julia
REORDER_METHODS_SUSPENSION_LEVEL := original_REORDER_METHODS_SUSPENSION_LEVEL;
# =#
fi;
if category!.is_computable and not CanCompute( category, "IsCongruentForMorphisms" ) then
Print( "WARNING: The category with name \"", Name( category ), "\" is marked as being computable but has no implementation of `IsCongruentForMorphisms`.\n" );
fi;
if not category!.is_computable and CanCompute( category, "IsCongruentForMorphisms" ) then
Print( "WARNING: The category with name \"", Name( category ), "\" is marked as being not computable but has an implementation of `IsCongruentForMorphisms`.\n" );
fi;
return true;
end ) );
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