Made output of Boolean variables consistent with clingo’s input language.

This commit is contained in:
Patrick Lühne 2016-11-22 18:12:02 +01:00
parent 920f3ab210
commit 870be1680e
Signed by: patrick
GPG Key ID: 05F3611E97A70ABF
4 changed files with 24 additions and 70 deletions

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@ -58,30 +58,30 @@ struct HeadLiteralVisitor
////////////////////////////////////////////////////////////////////////////////////////////////////
struct HeadLiteralCollectVariablesVisitor
struct HeadLiteralCollectTermsVisitor
{
void visit(const Clingo::AST::Literal &literal, const Clingo::AST::HeadLiteral &, std::vector<Clingo::AST::Variable> &variables)
void visit(const Clingo::AST::Literal &literal, const Clingo::AST::HeadLiteral &, std::vector<Clingo::AST::Term> &terms)
{
literal.data.accept(LiteralCollectVariablesVisitor(), literal, variables);
literal.data.accept(LiteralCollectTermsVisitor(), literal, terms);
}
void visit(const Clingo::AST::Disjunction &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Variable> &)
void visit(const Clingo::AST::Disjunction &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Term> &)
{
// TODO: implement
throwErrorUnsupportedHeadLiteral("disjunction", headLiteral);
}
void visit(const Clingo::AST::Aggregate &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Variable> &)
void visit(const Clingo::AST::Aggregate &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Term> &)
{
throwErrorUnsupportedHeadLiteral("aggregate", headLiteral);
}
void visit(const Clingo::AST::HeadAggregate &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Variable> &)
void visit(const Clingo::AST::HeadAggregate &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Term> &)
{
throwErrorUnsupportedHeadLiteral("head aggregate", headLiteral);
}
void visit(const Clingo::AST::TheoryAtom &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Variable> &)
void visit(const Clingo::AST::TheoryAtom &, const Clingo::AST::HeadLiteral &headLiteral, std::vector<Clingo::AST::Term> &)
{
throwErrorUnsupportedHeadLiteral("theory", headLiteral);
}

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@ -29,9 +29,9 @@ struct LiteralVisitor
void visit(const Clingo::AST::Boolean &boolean, const Clingo::AST::Literal &)
{
if (boolean.value == true)
std::cout << "true";
std::cout << "#true";
else
std::cout << "false";
std::cout << "#false";
}
void visit(const Clingo::AST::Term &term, const Clingo::AST::Literal &)
@ -52,24 +52,25 @@ struct LiteralVisitor
////////////////////////////////////////////////////////////////////////////////////////////////////
struct LiteralCollectVariablesVisitor
struct LiteralCollectTermsVisitor
{
void visit(const Clingo::AST::Boolean &, const Clingo::AST::Literal &, std::vector<Clingo::AST::Variable> &)
void visit(const Clingo::AST::Boolean &, const Clingo::AST::Literal &, std::vector<Clingo::AST::Term> &)
{
}
void visit(const Clingo::AST::Term &term, const Clingo::AST::Literal &, std::vector<Clingo::AST::Variable> &variables)
void visit(const Clingo::AST::Term &term, const Clingo::AST::Literal &, std::vector<Clingo::AST::Term> &terms)
{
term.data.accept(TermCollectVariablesVisitor(), term, variables);
terms.push_back(term);
}
void visit(const Clingo::AST::Comparison &comparison, const Clingo::AST::Literal &, std::vector<Clingo::AST::Variable> &variables)
void visit(const Clingo::AST::Comparison &comparison, const Clingo::AST::Literal &, std::vector<Clingo::AST::Term> &terms)
{
comparison.left.data.accept(TermCollectVariablesVisitor(), comparison.left, variables);
comparison.right.data.accept(TermCollectVariablesVisitor(), comparison.right, variables);
terms.reserve(terms.size() + 2);
terms.push_back(comparison.left);
terms.push_back(comparison.right);
}
void visit(const Clingo::AST::CSPLiteral &, const Clingo::AST::Literal &literal, std::vector<Clingo::AST::Variable> &)
void visit(const Clingo::AST::CSPLiteral &, const Clingo::AST::Literal &literal, std::vector<Clingo::AST::Term> &)
{
throwErrorUnsupportedLiteral("CSP literal", literal);
}

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@ -37,19 +37,19 @@ struct StatementVisitor
void visit(const Clingo::AST::Rule &rule, const Clingo::AST::Statement &)
{
std::vector<Clingo::AST::Variable> headVariables;
rule.head.data.accept(HeadLiteralCollectVariablesVisitor(), rule.head, headVariables);
std::vector<Clingo::AST::Term> headTerms;
rule.head.data.accept(HeadLiteralCollectTermsVisitor(), rule.head, headTerms);
if (!headVariables.empty())
if (!headTerms.empty())
{
std::cout << "exists ";
for (auto i = headVariables.cbegin(); i != headVariables.cend(); i++)
for (auto i = headTerms.cbegin(); i != headTerms.cend(); i++)
{
if (i != headVariables.cbegin())
if (i != headTerms.cbegin())
std::cout << ", ";
std::cout << *i;
std::cout << "AUX" << (i - headTerms.cbegin());
}
std::cout << ": ";

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@ -63,53 +63,6 @@ struct TermVisitor
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
struct TermCollectVariablesVisitor
{
void visit(const Clingo::Symbol &, const Clingo::AST::Term &, std::vector<Clingo::AST::Variable> &)
{
}
void visit(const Clingo::AST::Variable &variable, const Clingo::AST::Term &, std::vector<Clingo::AST::Variable> &variables)
{
variables.push_back(variable);
}
void visit(const Clingo::AST::UnaryOperation &unaryOperation, const Clingo::AST::Term &, std::vector<Clingo::AST::Variable> &variables)
{
unaryOperation.argument.data.accept(*this, unaryOperation.argument, variables);
}
void visit(const Clingo::AST::BinaryOperation &binaryOperation, const Clingo::AST::Term &, std::vector<Clingo::AST::Variable> &variables)
{
binaryOperation.left.data.accept(*this, binaryOperation.left, variables);
binaryOperation.right.data.accept(*this, binaryOperation.right, variables);
}
void visit(const Clingo::AST::Interval &interval, const Clingo::AST::Term &, std::vector<Clingo::AST::Variable> &variables)
{
interval.left.data.accept(*this, interval.left, variables);
interval.right.data.accept(*this, interval.right, variables);
}
void visit(const Clingo::AST::Function &function, const Clingo::AST::Term &term, std::vector<Clingo::AST::Variable> &variables)
{
if (function.external)
throwErrorAtLocation(term.location, "external functions currently not supported");
for (const auto &argument : function.arguments)
argument.data.accept(*this, argument, variables);
}
void visit(const Clingo::AST::Pool &pool, const Clingo::AST::Term &, std::vector<Clingo::AST::Variable> &variables)
{
for (const auto &argument : pool.arguments)
argument.data.accept(*this, argument, variables);
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
}