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Restructured file for clarity.

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This commit is contained in:
Patrick Lühne 2017-06-27 11:56:51 +02:00
parent 31e5ead21e
commit cc90ef3ec6
Signed by: patrick
GPG Key ID: 05F3611E97A70ABF
1 changed files with 40 additions and 33 deletions
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73
lib/pddlparse/src/pddlparse/detail/normalization/Precondition.cpp
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@ -23,12 +23,19 @@ namespace detail
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
normalizedAST::Literal normalizeNested(ast::AndPointer<ast::Precondition> &and_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates); normalizedAST::Literal normalizeNested(ast::AndPointer<ast::Precondition> &and_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
normalizedAST::Literal normalizeNested(ast::AtomicFormula &, normalizedAST::DerivedPredicateDeclarations &);
normalizedAST::Literal normalizeNested(ast::ExistsPointer<ast::Precondition> &exists, normalizedAST::DerivedPredicateDeclarations &derivedPredicates); normalizedAST::Literal normalizeNested(ast::ExistsPointer<ast::Precondition> &exists, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
normalizedAST::Literal normalizeNested(ast::ForAllPointer<ast::Precondition> &forAll, normalizedAST::DerivedPredicateDeclarations &derivedPredicates); normalizedAST::Literal normalizeNested(ast::ForAllPointer<ast::Precondition> &forAll, normalizedAST::DerivedPredicateDeclarations &);
normalizedAST::Literal normalizeNested(ast::ImplyPointer<ast::Precondition> &, normalizedAST::DerivedPredicateDeclarations &); normalizedAST::Literal normalizeNested(ast::ImplyPointer<ast::Precondition> &, normalizedAST::DerivedPredicateDeclarations &);
normalizedAST::Literal normalizeNested(ast::NotPointer<ast::Precondition> &not_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates); normalizedAST::Literal normalizeNested(ast::NotPointer<ast::Precondition> &not_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
normalizedAST::Literal normalizeNested(ast::OrPointer<ast::Precondition> &or_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates); normalizedAST::Literal normalizeNested(ast::OrPointer<ast::Precondition> &or_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
normalizedAST::Literal normalizeNested(ast::AtomicFormula &, normalizedAST::DerivedPredicateDeclarations &); normalizedAST::AndPointer<normalizedAST::Literal> normalizeTopLevel(ast::AndPointer<ast::Precondition> &&and_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
normalizedAST::AtomicFormula normalizeTopLevel(ast::AtomicFormula &&, normalizedAST::DerivedPredicateDeclarations &);
normalizedAST::Literal normalizeTopLevel(ast::ExistsPointer<ast::Precondition> &&exists, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
normalizedAST::Literal normalizeTopLevel(ast::ForAllPointer<ast::Precondition> &&forAll, normalizedAST::DerivedPredicateDeclarations &);
normalizedAST::Literal normalizeTopLevel(ast::ImplyPointer<ast::Precondition> &&, normalizedAST::DerivedPredicateDeclarations &);
normalizedAST::NotPointer<normalizedAST::AtomicFormula> normalizeTopLevel(ast::NotPointer<ast::Precondition> &&not_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
normalizedAST::Literal normalizeTopLevel(ast::OrPointer<ast::Precondition> &&or_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates);
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
@ -80,6 +87,13 @@ normalizedAST::Literal normalizeNested(ast::AndPointer<ast::Precondition> &and_,
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
normalizedAST::Literal normalizeNested(ast::AtomicFormula &atomicFormula, normalizedAST::DerivedPredicateDeclarations &)
{
return normalize(std::move(atomicFormula));
}
////////////////////////////////////////////////////////////////////////////////////////////////////
normalizedAST::Literal normalizeNested(ast::ExistsPointer<ast::Precondition> &exists, normalizedAST::DerivedPredicateDeclarations &derivedPredicates) normalizedAST::Literal normalizeNested(ast::ExistsPointer<ast::Precondition> &exists, normalizedAST::DerivedPredicateDeclarations &derivedPredicates)
{ {
std::vector<normalizedAST::VariableDeclaration *> parameters; std::vector<normalizedAST::VariableDeclaration *> parameters;
@ -174,13 +188,6 @@ normalizedAST::Literal normalizeNested(ast::OrPointer<ast::Precondition> &or_, n
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
normalizedAST::Literal normalizeNested(ast::AtomicFormula &atomicFormula, normalizedAST::DerivedPredicateDeclarations &)
{
return normalize(std::move(atomicFormula));
}
////////////////////////////////////////////////////////////////////////////////////////////////////
normalizedAST::AtomicFormula normalizeTopLevel(ast::AtomicFormula &&atomicFormula, normalizedAST::DerivedPredicateDeclarations &) normalizedAST::AtomicFormula normalizeTopLevel(ast::AtomicFormula &&atomicFormula, normalizedAST::DerivedPredicateDeclarations &)
{ {
return normalize(std::move(atomicFormula)); return normalize(std::move(atomicFormula));
@ -188,30 +195,6 @@ normalizedAST::AtomicFormula normalizeTopLevel(ast::AtomicFormula &&atomicFormul
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
// Normalize top-level negations
normalizedAST::NotPointer<normalizedAST::AtomicFormula> normalizeTopLevel(ast::NotPointer<ast::Precondition> &&not_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates)
{
// “not” expressions may be nested one time to form simple literals
if (not_->argument.is<ast::AtomicFormula>())
return std::make_unique<normalizedAST::Not<normalizedAST::AtomicFormula>>(normalize(std::move(not_->argument.get<ast::AtomicFormula>())));
auto normalizedArgument = not_->argument.match(
[&](auto &nested) -> normalizedAST::AtomicFormula
{
auto normalizedLiteral = normalizeNested(nested, derivedPredicates);
// Multiple negations should be eliminated at this point
if (normalizedLiteral.template is<normalizedAST::NotPointer<normalizedAST::AtomicFormula>>())
throw std::logic_error("precondition not in normal form (multiple negation), please report to the bug tracker");
return std::move(normalizedLiteral.template get<normalizedAST::AtomicFormula>());
});
return std::make_unique<normalizedAST::Not<normalizedAST::AtomicFormula>>(std::move(normalizedArgument));
}
////////////////////////////////////////////////////////////////////////////////////////////////////
// Normalize top-level conjunctions // Normalize top-level conjunctions
normalizedAST::AndPointer<normalizedAST::Literal> normalizeTopLevel(ast::AndPointer<ast::Precondition> &&and_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates) normalizedAST::AndPointer<normalizedAST::Literal> normalizeTopLevel(ast::AndPointer<ast::Precondition> &&and_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates)
{ {
@ -270,6 +253,30 @@ normalizedAST::Literal normalizeTopLevel(ast::ImplyPointer<ast::Precondition> &&
//////////////////////////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////////////////////////
// Normalize top-level negations
normalizedAST::NotPointer<normalizedAST::AtomicFormula> normalizeTopLevel(ast::NotPointer<ast::Precondition> &&not_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates)
{
// “not” expressions may be nested one time to form simple literals
if (not_->argument.is<ast::AtomicFormula>())
return std::make_unique<normalizedAST::Not<normalizedAST::AtomicFormula>>(normalize(std::move(not_->argument.get<ast::AtomicFormula>())));
auto normalizedArgument = not_->argument.match(
[&](auto &nested) -> normalizedAST::AtomicFormula
{
auto normalizedLiteral = normalizeNested(nested, derivedPredicates);
// Multiple negations should be eliminated at this point
if (normalizedLiteral.template is<normalizedAST::NotPointer<normalizedAST::AtomicFormula>>())
throw std::logic_error("precondition not in normal form (multiple negation), please report to the bug tracker");
return std::move(normalizedLiteral.template get<normalizedAST::AtomicFormula>());
});
return std::make_unique<normalizedAST::Not<normalizedAST::AtomicFormula>>(std::move(normalizedArgument));
}
////////////////////////////////////////////////////////////////////////////////////////////////////
normalizedAST::Literal normalizeTopLevel(ast::OrPointer<ast::Precondition> &&or_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates) normalizedAST::Literal normalizeTopLevel(ast::OrPointer<ast::Precondition> &&or_, normalizedAST::DerivedPredicateDeclarations &derivedPredicates)
{ {
return normalizeNested(or_, derivedPredicates); return normalizeNested(or_, derivedPredicates);