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package org.momut.ooas.codegen.prolog;
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import java.util.ArrayList;
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import org.momut.ooas.ast.expressions.AccessExpression;
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import org.momut.ooas.ast.expressions.BinaryOperator;
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import org.momut.ooas.ast.expressions.CallExpression;
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import org.momut.ooas.ast.expressions.ExistsQuantifier;
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import org.momut.ooas.ast.expressions.Expression;
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import org.momut.ooas.ast.expressions.ExpressionKind;
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import org.momut.ooas.ast.expressions.ForallQuantifier;
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import org.momut.ooas.ast.expressions.IdentifierExpression;
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import org.momut.ooas.ast.expressions.ListConstructor;
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import org.momut.ooas.ast.expressions.MapConstructor;
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import org.momut.ooas.ast.expressions.ObjectConstructor;
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import org.momut.ooas.ast.expressions.SetConstructor;
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import org.momut.ooas.ast.expressions.TernaryOperator;
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import org.momut.ooas.ast.expressions.TupleConstructor;
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import org.momut.ooas.ast.expressions.TupleMapAccessExpression;
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import org.momut.ooas.ast.expressions.TypeExpression;
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import org.momut.ooas.ast.expressions.UnaryOperator;
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import org.momut.ooas.ast.expressions.UnresolvedIdentifierExpression;
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import org.momut.ooas.ast.expressions.ValueExpression;
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import org.momut.ooas.ast.identifiers.EnumIdentifier;
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import org.momut.ooas.ast.identifiers.Identifier;
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import org.momut.ooas.ast.identifiers.IdentifierKind;
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import org.momut.ooas.ast.types.EnumType;
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import org.momut.ooas.ast.types.FunctionType;
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import org.momut.ooas.ast.types.MetaType;
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import org.momut.ooas.ast.types.TypeKind;
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import org.momut.ooas.ast.types.Type;
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import org.momut.ooas.ast.types.ValuedEnumType;
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import org.momut.ooas.codegen.OoasCodeEmitter;
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import org.momut.ooas.utils.exceptions.ArgumentException;
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import org.momut.ooas.utils.exceptions.NotImplementedException;
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import org.momut.ooas.visitors.OoaExpressionVisitor;
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public class OoaPrologExpression extends OoaExpressionVisitor
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{
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public static class Factory
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{
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public final OoaPrologExpression create(OoaPrologIdentifier.Factory idFactory, OoaPrologType.Factory typeFactory, Scratchbook sb)
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{ return create(idFactory, typeFactory, sb, false); }
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public OoaPrologExpression create(OoaPrologIdentifier.Factory idFactory, OoaPrologType.Factory typeFactory, Scratchbook sb, boolean lhs)
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{ return new OoaPrologExpression(idFactory, typeFactory, sb, this, lhs); }
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}
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protected OoasCodeEmitter m_emitter = new OoasCodeEmitter();
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protected ArrayList<String> m_tmpVars = new ArrayList<String>();
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protected final Scratchbook m_scratchbook;
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private boolean m_LhsExpression = false;
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public ArrayList<String> tmpVariables() { return m_tmpVars; }
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public boolean isLhsExpression() { return m_LhsExpression; }
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protected String GetIdentifierString(Identifier anIdentifier)
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{
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final OoaPrologIdentifier pIdent = createIdentifierVisitor();
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anIdentifier.Accept(pIdent);
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return pIdent.toString();
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}
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@Override
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public void visit(UnresolvedIdentifierExpression unresolvedIdentifierExpression)
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{
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assert(false);
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}
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@Override
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public void visit(CallExpression callExpression)
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{
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final FunctionType funtype = (FunctionType)callExpression.child().type();
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if (funtype.returnType() == null)
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throw new ArgumentException("Internal error: Function call in expression with return-type void!");
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String callstatement = "";
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final StringBuilder parameter = new StringBuilder();
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final OoaPrologExpression prologexpr = createExpressionVisitor();
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callExpression.child().Accept(prologexpr);
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m_emitter.Append(prologexpr.toString());
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callstatement = prologexpr.tmpVariables().get(0);
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int i = 0;
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for (final Expression arg: callExpression.arguments())
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{
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if (i != 0)
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parameter.append(", ");
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else
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i++;
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final OoaPrologExpression paramexpr = createExpressionVisitor();
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arg.Accept(paramexpr);
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m_emitter.Append(paramexpr.toString());
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parameter.append(paramexpr.tmpVariables().get(0));
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}
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if (parameter.length() > 0)
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m_emitter.AppendLine(String.format("%s(%s,%s),", callstatement, parameter, NewTempVariable()));
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else
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m_emitter.AppendLine(String.format("%s(%s),", callstatement, NewTempVariable()));
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}
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private String OperatorString(Expression expression, Type resultingType)
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{
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switch (expression.kind())
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{
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case abs:
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case card:
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case dom:
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case range:
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case merge:
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case elems:
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case head:
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case tail:
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case conc:
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case inds:
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case dinter:
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case dunion:
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case domresby:
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case domresto:
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case rngresby:
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case rngresto:
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case inter:
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case union:
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case diff:
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case munion:
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case seqmod_mapoverride:
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case subset:
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case elemin:
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case notelemin:
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case implies:
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case biimplies:
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case Primed:
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case len:
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throw new NotImplementedException();
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case div:
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return "/";
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case idiv:
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return "/";
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case mod:
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return "mod";
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case prod:
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return "*";
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case sum:
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return "+";
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case minus:
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return "-";
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case less:
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return !isNumericBinary(expression) ? "<" : "#<";
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case lessequal:
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return !isNumericBinary(expression) ? "=<" : "#=<";
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case greater:
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return !isNumericBinary(expression) ? ">" : "#>";
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case greaterequal:
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return !isNumericBinary(expression) ? ">=" : "#>=";
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case equal:
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return !isNumericBinary(expression) ? "==" : "#=";
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case notequal:
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return !isNumericBinary(expression) ? "\\=" : "#\\=";
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case and:
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throw new NotImplementedException();
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case or:
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throw new NotImplementedException();
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case not:
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throw new NotImplementedException();
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case Cast:
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return "";
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default:
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return expression.kind().name();
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}
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}
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protected boolean isNumericBinary(Expression expression)
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{
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boolean result = false;
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if (expression instanceof BinaryOperator)
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{
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result = ((BinaryOperator)expression).left().type().kind() == TypeKind.IntType &&
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((BinaryOperator)expression).right().type().kind() == TypeKind.IntType;
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}
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else if (expression instanceof UnaryOperator)
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{
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result = ((UnaryOperator)expression).child().type().kind() == TypeKind.IntType;
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}
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else throw new NotImplementedException();
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return result;
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}
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@SuppressWarnings("unchecked")
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@Override
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public <T> void visit(ValueExpression<T> valueExpression)
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{
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assert(m_tmpVars.size() == 0);
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final String tmpVar = NewTempVariable();
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m_emitter.Append(String.format("%s ", tmpVar));
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if (valueExpression.value() == null)
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m_emitter.Append("= 'null'");
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else if (Boolean.class.isAssignableFrom(valueExpression.m_clazz))
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m_emitter.Append(((ValueExpression<Boolean>) valueExpression).value() ? " #= true" : " #= fail");
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else if (Character.class.isAssignableFrom(valueExpression.m_clazz))
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m_emitter.Append(String.format("#= '%s'", valueExpression.toString()));
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else if (Integer.class.isAssignableFrom(valueExpression.m_clazz))
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m_emitter.Append(String.format("#= %s", valueExpression.toString()));
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else
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m_emitter.Append(String.format("= %s", valueExpression.value().toString()));
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m_emitter.AppendLine(",");
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assert(m_tmpVars.size() == 1);
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}
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@Override
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public void visit(IdentifierExpression identifierExpression)
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{
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if (identifierExpression.identifier().kind() == IdentifierKind.EnumIdentifier)
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{
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final EnumIdentifier enumid = (EnumIdentifier)identifierExpression.identifier();
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final EnumType enumType = (EnumType)enumid.type();
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if (enumType instanceof ValuedEnumType)
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m_emitter.AppendLine(String.format("%s #= %s,", NewTempVariable(), enumid.Value()));
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else
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m_emitter.AppendLine(String.format("%s #= %s,", NewTempVariable(), enumType.listOfEnumSymbols().indexOf(enumid)));
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}
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else if (identifierExpression.isSelf())
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{
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m_emitter.AppendLine(String.format("%s = %s,", NewTempVariable(), GetIdentifierString(identifierExpression.identifier())));
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}
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275
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276
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else
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{
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m_tmpVars.add(GetIdentifierString(identifierExpression.identifier()));
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}
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281
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}
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282
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283
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@Override
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284
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public void visit(TypeExpression typeExpression)
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285
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{
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286
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if (typeExpression.referredType().kind() != TypeKind.EnumeratedType)
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287
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{
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288
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m_emitter.Append(GetIdentifierString(typeExpression.referredType().identifier()));
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289
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}
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290
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}
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291
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292
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293
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@Override
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294
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public void visit(ObjectConstructor objectConstructor)
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295
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{
|
296
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if (objectConstructor.instances().size() > 1)
|
297
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throw new NotImplementedException();
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298
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|
299
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m_emitter.AppendLine(String.format("%s = '%s',", NewTempVariable(), objectConstructor.instances().get(0).Name));
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300
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301
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302
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}
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303
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304
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@Override
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305
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public void visit(ListConstructor listConstructor)
|
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{
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307
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if (listConstructor.hasComprehension())
|
308
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{
|
309
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final OoaPrologExpression compr = createExpressionVisitor();
|
310
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listConstructor.comprehension().Accept(compr);
|
311
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final OoaPrologExpression elem = createExpressionVisitor();
|
312
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listConstructor.elements().get(0).Accept(elem);
|
313
|
|
314
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final StringBuilder enumvars = new StringBuilder();
|
315
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int i = 0;
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316
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for (final Identifier v: listConstructor.comprehensionVariables().symbolList())
|
317
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{
|
318
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final OoaPrologIdentifier ident = createIdentifierVisitor();
|
319
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v.Accept(ident);
|
320
|
|
321
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final OoaPrologType identType = createTypeVisitor();
|
322
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v.type().Accept(identType);
|
323
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|
324
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enumvars.append(String.format("%s %s: %s", i == 0 ? "" : ",", ident.toString(), identType.toString()));
|
325
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i++;
|
326
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}
|
327
|
|
328
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m_emitter.AppendLine("% listcomprehension");
|
329
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m_emitter.AppendLine(String.format("%s = {%s:[%s]:(%s%s,%s%s)}",
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330
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NewTempVariable(), elem.tmpVariables().get(0), enumvars.toString(), compr.toString(), compr.tmpVariables().get(0),
|
331
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elem.toString(), "1=1" ));
|
332
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}
|
333
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else
|
334
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{
|
335
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m_emitter.AppendLine("% make list");
|
336
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m_emitter.AppendLine(String.format("%s = []", NewTempVariable()));
|
337
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|
338
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for (final Expression expr: listConstructor.elements())
|
339
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{
|
340
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m_emitter.Append(", ");
|
341
|
|
342
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final OoaPrologExpression pVal = createExpressionVisitor();
|
343
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expr.Accept(pVal);
|
344
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m_emitter.Append(pVal.toString());
|
345
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assert(pVal.tmpVariables().size() == 1);
|
346
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m_emitter.AppendLine(String.format("ulyssesListConc(%s,[%s],%s)", m_tmpVars.get(0), pVal.tmpVariables().get(0), NewTempVariable()));
|
347
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m_tmpVars.remove(0);
|
348
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}
|
349
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}
|
350
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m_emitter.Append(",");
|
351
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assert(m_tmpVars.size() == 1);
|
352
|
}
|
353
|
|
354
|
@Override
|
355
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public void visit(SetConstructor setConstructor)
|
356
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{
|
357
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m_emitter.AppendLine("% make set");
|
358
|
|
359
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m_emitter.AppendLine(String.format("%s = []", NewTempVariable()));
|
360
|
|
361
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for (final Expression expr: setConstructor.items())
|
362
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{
|
363
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m_emitter.Append(", ");
|
364
|
|
365
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final OoaPrologExpression pVal = createExpressionVisitor();
|
366
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expr.Accept(pVal);
|
367
|
m_emitter.Append(pVal.toString());
|
368
|
assert(pVal.tmpVariables().size() == 1);
|
369
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m_emitter.AppendLine(String.format("ulyssesListConc(%s,[%s],%s)", m_tmpVars.get(0), pVal.tmpVariables().get(0), NewTempVariable()));
|
370
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m_tmpVars.remove(0);
|
371
|
}
|
372
|
m_emitter.Append(",");
|
373
|
assert(m_tmpVars.size() == 1);
|
374
|
}
|
375
|
|
376
|
@Override
|
377
|
public void visit(MapConstructor mapConstructor)
|
378
|
{
|
379
|
throw new NotImplementedException();
|
380
|
}
|
381
|
|
382
|
@Override
|
383
|
public void visit(TupleConstructor tupleConstructor)
|
384
|
{
|
385
|
if (tupleConstructor.isMatcher())
|
386
|
{
|
387
|
|
388
|
NewTempVariable();
|
389
|
return;
|
390
|
}
|
391
|
else
|
392
|
{
|
393
|
m_emitter.AppendLine("% make tuple");
|
394
|
m_emitter.AppendLine(String.format("%s = []", NewTempVariable()));
|
395
|
|
396
|
for (final Expression expr: tupleConstructor.values())
|
397
|
{
|
398
|
m_emitter.Append(", ");
|
399
|
|
400
|
final OoaPrologExpression pVal = createExpressionVisitor();
|
401
|
expr.Accept(pVal);
|
402
|
m_emitter.Append(pVal.toString());
|
403
|
assert(pVal.tmpVariables().size() == 1);
|
404
|
m_emitter.AppendLine(String.format("ulyssesListConc(%s,[%s],%s)", m_tmpVars.get(0), pVal.tmpVariables().get(0), NewTempVariable()));
|
405
|
m_tmpVars.remove(0);
|
406
|
}
|
407
|
m_emitter.Append(",");
|
408
|
assert(m_tmpVars.size() == 1);
|
409
|
}
|
410
|
}
|
411
|
|
412
|
@Override
|
413
|
public void visit(AccessExpression accessExpression)
|
414
|
{
|
415
|
if (!(accessExpression.left().type().kind() == TypeKind.MetaType && ((MetaType)accessExpression.left().type()).Type().kind() == TypeKind.EnumeratedType ) &&
|
416
|
!(accessExpression.right().kind() == ExpressionKind.Identifier &&
|
417
|
((IdentifierExpression)accessExpression.right()).identifier().kind() == IdentifierKind.AttributeIdentifier))
|
418
|
{
|
419
|
assert(m_tmpVars.size() == 0);
|
420
|
|
421
|
VisitSub(accessExpression.left(), accessExpression);
|
422
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
423
|
|
424
|
VisitSub(accessExpression.right(), accessExpression);
|
425
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
426
|
|
427
|
m_tmpVars.add(String.format("%s\\%s", leftresult, rightresult));
|
428
|
}
|
429
|
else
|
430
|
VisitSub(accessExpression.right(), accessExpression);
|
431
|
}
|
432
|
|
433
|
@Override
|
434
|
public void visit(BinaryOperator binaryOperator)
|
435
|
{
|
436
|
final OoasCodeEmitter origEmitter = m_emitter;
|
437
|
|
438
|
|
439
|
|
440
|
assert(m_tmpVars.size() == 0);
|
441
|
|
442
|
final OoasCodeEmitter leftcode = new OoasCodeEmitter();
|
443
|
m_emitter = leftcode;
|
444
|
VisitSub(binaryOperator.left(), binaryOperator);
|
445
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
446
|
assert(m_tmpVars.size() == 0);
|
447
|
|
448
|
final OoasCodeEmitter rightcode = new OoasCodeEmitter();
|
449
|
m_emitter = rightcode;
|
450
|
VisitSub(binaryOperator.right(), binaryOperator);
|
451
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
452
|
|
453
|
assert(m_tmpVars.size() == 0);
|
454
|
|
455
|
m_emitter = origEmitter;
|
456
|
|
457
|
|
458
|
final String tmpVar = NewTempVariable();
|
459
|
|
460
|
switch (binaryOperator.kind())
|
461
|
{
|
462
|
case elemin:
|
463
|
m_emitter.Append(leftcode.toString());
|
464
|
m_emitter.Append(rightcode.toString());
|
465
|
m_emitter.AppendLine(String.format(" %s = member(%s,%s),",
|
466
|
tmpVar, leftresult, rightresult));
|
467
|
break;
|
468
|
case and:
|
469
|
m_emitter.Append(leftcode.toString());
|
470
|
m_emitter.Append(rightcode.toString());
|
471
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
472
|
tmpVar, leftresult, ",", rightresult));
|
473
|
break;
|
474
|
case or:
|
475
|
m_emitter.Append(leftcode.toString());
|
476
|
m_emitter.Append(rightcode.toString());
|
477
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
478
|
tmpVar, leftresult, ";", rightresult));
|
479
|
break;
|
480
|
|
481
|
case implies:
|
482
|
m_emitter.Append(leftcode.toString());
|
483
|
m_emitter.AppendLine(String.format(" %s = (%s -> (%s%s); true), ",
|
484
|
tmpVar, leftresult, rightcode.toString(), rightresult));
|
485
|
break;
|
486
|
|
487
|
case equal:
|
488
|
m_emitter.Append(leftcode.toString());
|
489
|
m_emitter.Append(rightcode.toString());
|
490
|
|
491
|
TupleConstructor matcher = null;
|
492
|
String aTuple = null;
|
493
|
if (binaryOperator.left().kind() == ExpressionKind.TupleConstr &&
|
494
|
((TupleConstructor)binaryOperator.left()).isMatcher())
|
495
|
{
|
496
|
matcher = (TupleConstructor)binaryOperator.left();
|
497
|
aTuple = rightresult;
|
498
|
}
|
499
|
else if (binaryOperator.right().kind() == ExpressionKind.TupleConstr &&
|
500
|
((TupleConstructor)binaryOperator.right()).isMatcher())
|
501
|
{
|
502
|
matcher = (TupleConstructor)binaryOperator.right();
|
503
|
aTuple = leftresult;
|
504
|
}
|
505
|
|
506
|
if (matcher == null)
|
507
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
508
|
tmpVar, leftresult, OperatorString(binaryOperator, binaryOperator.left().type()), rightresult));
|
509
|
else
|
510
|
{
|
511
|
m_emitter.Append(String.format("%s = unify(%s = [", tmpVar, aTuple));
|
512
|
int cntr = 0;
|
513
|
for(final Expression x: matcher.values())
|
514
|
{
|
515
|
if (cntr != 0)
|
516
|
m_emitter.Append(", ");
|
517
|
else
|
518
|
cntr++;
|
519
|
|
520
|
if (x.kind() != ExpressionKind.Identifier)
|
521
|
throw new ArgumentException();
|
522
|
|
523
|
final IdentifierExpression ident = (IdentifierExpression)x;
|
524
|
final OoaPrologIdentifier avisitor = createIdentifierVisitor();
|
525
|
ident.Accept(avisitor);
|
526
|
m_emitter.Append(avisitor.toString());
|
527
|
}
|
528
|
m_emitter.AppendLine("]),");
|
529
|
}
|
530
|
break;
|
531
|
|
532
|
|
533
|
|
534
|
case conc:
|
535
|
m_emitter.Append(leftcode.toString());
|
536
|
m_emitter.Append(rightcode.toString());
|
537
|
m_emitter.AppendLine(String.format("ulyssesListConc(%s,%s,%s),", leftresult, rightresult, tmpVar));
|
538
|
break;
|
539
|
|
540
|
default:
|
541
|
m_emitter.Append(leftcode.toString());
|
542
|
m_emitter.Append(rightcode.toString());
|
543
|
|
544
|
if (binaryOperator.type().kind() == TypeKind.IntType)
|
545
|
m_emitter.AppendLine(String.format(" %s #= (%s %s %s), ",
|
546
|
tmpVar, leftresult, OperatorString(binaryOperator, binaryOperator.left().type()), rightresult));
|
547
|
else
|
548
|
m_emitter.AppendLine(String.format(" %s = (%s %s %s), ",
|
549
|
tmpVar, leftresult, OperatorString(binaryOperator, binaryOperator.left().type()), rightresult));
|
550
|
|
551
|
break;
|
552
|
}
|
553
|
assert(m_tmpVars.size() == 1);
|
554
|
}
|
555
|
|
556
|
@Override
|
557
|
public void visit(TernaryOperator ternaryOperator)
|
558
|
{
|
559
|
if (ternaryOperator.kind() == ExpressionKind.conditional)
|
560
|
{
|
561
|
VisitSub(ternaryOperator.left(), ternaryOperator);
|
562
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
563
|
VisitSub(ternaryOperator.mid(), ternaryOperator);
|
564
|
final String midresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
565
|
VisitSub(ternaryOperator.right(), ternaryOperator);
|
566
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
567
|
|
568
|
final String varname = NewTempVariable();
|
569
|
|
570
|
|
571
|
m_emitter.Append("((");
|
572
|
m_emitter.Append(leftresult);
|
573
|
m_emitter.Append(", unify(");
|
574
|
m_emitter.Append(midresult);
|
575
|
m_emitter.Append(String.format(" = %s) );( call(\\+(%s)), unify(", varname, leftresult));
|
576
|
m_emitter.Append(rightresult);
|
577
|
m_emitter.Append(String.format(" = %s) )),", varname));
|
578
|
}
|
579
|
else if (ternaryOperator.kind() == ExpressionKind.foldRL)
|
580
|
throw new NotImplementedException();
|
581
|
else if (ternaryOperator.kind() == ExpressionKind.foldLR)
|
582
|
{
|
583
|
VisitSub(ternaryOperator.mid(), ternaryOperator);
|
584
|
final String midresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
585
|
VisitSub(ternaryOperator.right(), ternaryOperator);
|
586
|
final String rightresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
587
|
|
588
|
|
589
|
|
590
|
final int uniqueNumer = GetUniqueNumber();
|
591
|
final CallExpression leftcall = (CallExpression)ternaryOperator.left();
|
592
|
final IdentifierExpression elemId = (IdentifierExpression)leftcall.arguments().get(leftcall.arguments().size() - 1);
|
593
|
elemId.identifier().SetTokenText(String.format("Elem_%s", uniqueNumer));
|
594
|
final IdentifierExpression currentResultId = (IdentifierExpression)leftcall.arguments().get(leftcall.arguments().size() - 2);
|
595
|
currentResultId.identifier().SetTokenText(String.format("In_%s", uniqueNumer));
|
596
|
|
597
|
final String elemVarName = GetIdentifierString(elemId.identifier());
|
598
|
final String inVarName = GetIdentifierString(currentResultId.identifier());
|
599
|
|
600
|
m_emitter.Append(String.format("fun_fold(%s,%s,(%s, %s, Out_%s,(",
|
601
|
midresult, rightresult, elemVarName, inVarName, uniqueNumer));
|
602
|
VisitSub(leftcall, ternaryOperator);
|
603
|
final String leftresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
604
|
final String tmpresult = NewTempVariable();
|
605
|
m_emitter.Append(String.format(" Out_%s = %s)),%s),", uniqueNumer, leftresult, tmpresult));
|
606
|
}
|
607
|
|
608
|
else
|
609
|
throw new NotImplementedException();
|
610
|
}
|
611
|
|
612
|
@Override
|
613
|
public void visit(TupleMapAccessExpression tupleMapAccessExpression)
|
614
|
{
|
615
|
assert(m_tmpVars.size() == 0);
|
616
|
VisitSub(tupleMapAccessExpression.child(), tupleMapAccessExpression);
|
617
|
final String childresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
618
|
|
619
|
VisitSub(tupleMapAccessExpression.argument(), tupleMapAccessExpression);
|
620
|
final String accessresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
621
|
assert(m_tmpVars.size() == 0);
|
622
|
|
623
|
final String tmpresult = NewTempVariable();
|
624
|
|
625
|
if (!m_LhsExpression)
|
626
|
{
|
627
|
switch (tupleMapAccessExpression.child().type().kind())
|
628
|
{
|
629
|
case TupleType:
|
630
|
m_emitter.AppendLine(String.format("ulyssesTupleAccess(%s,%s,%s),", childresult, accessresult, tmpresult));
|
631
|
break;
|
632
|
case MapType:
|
633
|
m_emitter.AppendLine(String.format("ulyssesMapAccess(%s,%s,%s),", childresult, accessresult, tmpresult));
|
634
|
break;
|
635
|
case ListType:
|
636
|
m_emitter.AppendLine(String.format("ulyssesListAccess(%s,%s,%s),", childresult, accessresult, tmpresult));
|
637
|
break;
|
638
|
default:
|
639
|
throw new NotImplementedException();
|
640
|
}
|
641
|
assert(m_tmpVars.size() == 1);
|
642
|
}
|
643
|
else
|
644
|
{
|
645
|
|
646
|
switch (tupleMapAccessExpression.child().type().kind())
|
647
|
{
|
648
|
case ListType:
|
649
|
boolean isAttribute;
|
650
|
isAttribute = tupleMapAccessExpression.child().kind() == ExpressionKind.Identifier &&
|
651
|
((IdentifierExpression)tupleMapAccessExpression.child()).identifier().kind() == IdentifierKind.AttributeIdentifier;
|
652
|
|
653
|
isAttribute = isAttribute || tupleMapAccessExpression.child().kind() == ExpressionKind.Access
|
654
|
&& ((AccessExpression)tupleMapAccessExpression.child()).left().kind() == ExpressionKind.Identifier
|
655
|
&& ((IdentifierExpression)((AccessExpression)tupleMapAccessExpression.child()).left()).isSelf()
|
656
|
&& ((AccessExpression)tupleMapAccessExpression.child()).right().kind() == ExpressionKind.Identifier
|
657
|
&& ((IdentifierExpression)((AccessExpression)tupleMapAccessExpression.child()).right()).identifier().kind()
|
658
|
== IdentifierKind.AttributeIdentifier;
|
659
|
|
660
|
|
661
|
final String newlist = String.format("RESVAR_%s", m_scratchbook.getNewTmpVarCntrValue());
|
662
|
|
663
|
m_emitter.AppendLine(String.format("ulyssesListWrite(%s,%s,%s,%s),", childresult, accessresult, tmpresult, newlist));
|
664
|
|
665
|
if (isAttribute)
|
666
|
{ m_emitter.AppendLine(String.format("%s := %s,", childresult, newlist)); }
|
667
|
else
|
668
|
{ throw new NotImplementedException(); }
|
669
|
|
670
|
break;
|
671
|
default:
|
672
|
throw new NotImplementedException();
|
673
|
}
|
674
|
|
675
|
|
676
|
}
|
677
|
}
|
678
|
|
679
|
|
680
|
@Override
|
681
|
public void visit(ForallQuantifier quantifier)
|
682
|
{
|
683
|
final OoaPrologExpression pExpr = createExpressionVisitor();
|
684
|
quantifier.child().Accept(pExpr);
|
685
|
|
686
|
|
687
|
final StringBuilder Generator = new StringBuilder();
|
688
|
final StringBuilder nullGuard = new StringBuilder();
|
689
|
int i = 0;
|
690
|
for (final Identifier v: quantifier.symbols().symbolList())
|
691
|
{
|
692
|
final OoaPrologIdentifier ident = createIdentifierVisitor();
|
693
|
v.Accept(ident);
|
694
|
|
695
|
final OoaPrologType identType = createTypeVisitor();
|
696
|
v.type().Accept(identType);
|
697
|
|
698
|
Generator.append(String.format("%s %s: %s", i == 0 ? "" : ",", ident.toString(), identType.toString()));
|
699
|
if (v.type().kind() == TypeKind.OoActionSystemType)
|
700
|
nullGuard.append(String.format("(%s == null) ; ", ident.toString()));
|
701
|
i++;
|
702
|
}
|
703
|
|
704
|
m_emitter.AppendLine(String.format("%s = forall([%s], (%s(%s%s))),",
|
705
|
NewTempVariable(), Generator.toString(), nullGuard.toString(), pExpr.toString(), pExpr.tmpVariables().get(0)));
|
706
|
}
|
707
|
|
708
|
|
709
|
|
710
|
@Override
|
711
|
public void visit(ExistsQuantifier quantifier)
|
712
|
{
|
713
|
final OoaPrologExpression pExpr = createExpressionVisitor();
|
714
|
quantifier.child().Accept(pExpr);
|
715
|
|
716
|
|
717
|
final StringBuilder Generator = new StringBuilder();
|
718
|
final StringBuilder nullGuard = new StringBuilder();
|
719
|
int i = 0;
|
720
|
for (final Identifier v: quantifier.symbols().symbolList())
|
721
|
{
|
722
|
final OoaPrologIdentifier ident = createIdentifierVisitor();
|
723
|
v.Accept(ident);
|
724
|
|
725
|
final OoaPrologType identType = createTypeVisitor();
|
726
|
v.type().Accept(identType);
|
727
|
|
728
|
Generator.append(String.format("%s %s: %s", i == 0 ? "" : ",", ident.toString(), identType.toString()));
|
729
|
if (v.type().kind() == TypeKind.OoActionSystemType)
|
730
|
nullGuard.append(String.format("(%s \\= null), ", ident.toString()));
|
731
|
i++;
|
732
|
}
|
733
|
|
734
|
m_emitter.AppendLine(String.format("%s = exists([%s], (%s(%s%s))),",
|
735
|
NewTempVariable(), Generator.toString(), nullGuard.toString(), pExpr.toString(), pExpr.tmpVariables().get(0)));
|
736
|
}
|
737
|
@Override
|
738
|
public void visit(UnaryOperator unaryOperator)
|
739
|
{
|
740
|
assert(m_tmpVars.size() == 0);
|
741
|
VisitSub(unaryOperator.child(), unaryOperator);
|
742
|
|
743
|
if (unaryOperator.kind() == ExpressionKind.Cast)
|
744
|
return;
|
745
|
|
746
|
final String childresult = m_tmpVars.get(0); m_tmpVars.remove(0);
|
747
|
assert(m_tmpVars.size() == 0);
|
748
|
|
749
|
final String tmpresult = NewTempVariable();
|
750
|
|
751
|
switch (unaryOperator.kind())
|
752
|
{
|
753
|
case head:
|
754
|
m_emitter.AppendLine(String.format("ulyssesListHead(%s,%s),", childresult, tmpresult));
|
755
|
break;
|
756
|
|
757
|
case tail:
|
758
|
m_emitter.AppendLine(String.format("ulyssesListTail(%s,%s),", childresult, tmpresult));
|
759
|
break;
|
760
|
|
761
|
case len:
|
762
|
m_emitter.AppendLine(String.format("ulyssesListLength(%s,%s),", childresult, tmpresult));
|
763
|
break;
|
764
|
|
765
|
case not:
|
766
|
|
767
|
if (unaryOperator.type().kind() == TypeKind.IntType)
|
768
|
m_emitter.Append(String.format(" %s #= call(\\+", tmpresult));
|
769
|
else
|
770
|
m_emitter.Append(String.format(" %s = call(\\+", tmpresult));
|
771
|
m_emitter.Append("(");
|
772
|
m_emitter.Append(childresult);
|
773
|
m_emitter.AppendLine(")),");
|
774
|
|
775
|
|
776
|
break;
|
777
|
|
778
|
case Cast:
|
779
|
|
780
|
break;
|
781
|
|
782
|
default:
|
783
|
if (unaryOperator.type().kind() == TypeKind.IntType)
|
784
|
m_emitter.Append(String.format(" %s #= (%s", tmpresult, OperatorString(unaryOperator, unaryOperator.child().type())));
|
785
|
else
|
786
|
m_emitter.Append(String.format(" %s = (%s", tmpresult, OperatorString(unaryOperator, unaryOperator.child().type())));
|
787
|
m_emitter.Append("(");
|
788
|
m_emitter.Append(childresult);
|
789
|
m_emitter.AppendLine(")),");
|
790
|
break;
|
791
|
}
|
792
|
assert(m_tmpVars.size() == 1);
|
793
|
}
|
794
|
|
795
|
@Override
|
796
|
public String toString()
|
797
|
{
|
798
|
return m_emitter.toString();
|
799
|
}
|
800
|
|
801
|
protected OoaPrologType createTypeVisitor() { return m_typeFactory.create(m_idFactory, m_scratchbook); }
|
802
|
protected OoaPrologIdentifier createIdentifierVisitor() { return m_idFactory.create(); }
|
803
|
protected OoaPrologExpression createExpressionVisitor() { return m_exprFactory.create(m_idFactory, m_typeFactory, m_scratchbook); }
|
804
|
|
805
|
protected final OoaPrologIdentifier.Factory m_idFactory;
|
806
|
protected final OoaPrologType.Factory m_typeFactory;
|
807
|
protected final OoaPrologExpression.Factory m_exprFactory;
|
808
|
|
809
|
protected OoaPrologExpression(
|
810
|
OoaPrologIdentifier.Factory idFactory,
|
811
|
OoaPrologType.Factory typeFactory,
|
812
|
Scratchbook scratchbook,
|
813
|
OoaPrologExpression.Factory expressionFactory)
|
814
|
{
|
815
|
this(idFactory, typeFactory, scratchbook, expressionFactory, false);
|
816
|
}
|
817
|
|
818
|
protected OoaPrologExpression(
|
819
|
OoaPrologIdentifier.Factory idFactory,
|
820
|
OoaPrologType.Factory typeFactory,
|
821
|
Scratchbook scratchbook,
|
822
|
OoaPrologExpression.Factory expressionFactory,
|
823
|
boolean isLHS)
|
824
|
{
|
825
|
super();
|
826
|
m_LhsExpression = isLHS;
|
827
|
m_idFactory = idFactory;
|
828
|
m_typeFactory = typeFactory;
|
829
|
m_exprFactory = expressionFactory;
|
830
|
m_scratchbook = scratchbook;
|
831
|
}
|
832
|
|
833
|
|
834
|
public String NewTempVariable()
|
835
|
{
|
836
|
final String result = String.format("TMPVAR_%s", m_scratchbook.getNewTmpVarCntrValue());
|
837
|
m_tmpVars.add(result);
|
838
|
return result;
|
839
|
}
|
840
|
|
841
|
public int GetUniqueNumber()
|
842
|
{
|
843
|
return m_scratchbook.getNewTmpVarCntrValue();
|
844
|
}
|
845
|
}
|