Added scaffold for implementing completion.

This commit is contained in:
Patrick Lühne 2017-04-05 18:21:38 +02:00
parent 838a68e230
commit 27b46ceee1
Signed by: patrick
GPG Key ID: 05F3611E97A70ABF
3 changed files with 55 additions and 0 deletions

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@ -0,0 +1,21 @@
#ifndef __ANTHEM__COMPLETION_H
#define __ANTHEM__COMPLETION_H
#include <anthem/AST.h>
namespace anthem
{
////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Completion
//
////////////////////////////////////////////////////////////////////////////////////////////////////
void complete(std::vector<ast::Formula> &formulas);
////////////////////////////////////////////////////////////////////////////////////////////////////
}
#endif

30
src/anthem/Completion.cpp Normal file
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@ -0,0 +1,30 @@
#include <anthem/Completion.h>
#include <anthem/ASTVisitors.h>
namespace anthem
{
////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Completion
//
////////////////////////////////////////////////////////////////////////////////////////////////////
void complete(std::vector<ast::Formula> &formulas)
{
for (auto &formula : formulas)
{
if (!formula.is<ast::Implies>())
throw std::runtime_error("cannot perform completion, formula not in normal form");
auto &implies = formula.get<ast::Implies>();
if (!implies.consequent.is<ast::Predicate>())
throw std::runtime_error("cannot perform completion, only single predicates supported as formula consequent currently");
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
}

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@ -6,6 +6,7 @@
#include <clingo.hh> #include <clingo.hh>
#include <anthem/Completion.h>
#include <anthem/Context.h> #include <anthem/Context.h>
#include <anthem/Simplification.h> #include <anthem/Simplification.h>
#include <anthem/StatementVisitor.h> #include <anthem/StatementVisitor.h>
@ -55,6 +56,9 @@ void translate(const char *fileName, std::istream &stream, Context &context)
Clingo::parse_program(fileContent.c_str(), translateStatement, logger); Clingo::parse_program(fileContent.c_str(), translateStatement, logger);
if (context.complete)
complete(formulas);
for (auto i = formulas.begin(); i != formulas.end(); i++) for (auto i = formulas.begin(); i != formulas.end(); i++)
{ {
auto &formula = *i; auto &formula = *i;