// ino.module.UnaryExpr.8655.package 
package de.dhbwstuttgart.syntaxtree.statement;
// ino.end
// ino.module.UnaryExpr.8655.import 
import java.util.Vector;

import de.dhbwstuttgart.bytecode.ClassFile;
import de.dhbwstuttgart.bytecode.CodeAttribute;
import de.dhbwstuttgart.myexception.JVMCodeException;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
import de.dhbwstuttgart.typeinference.ConstraintsSet;
import de.dhbwstuttgart.typeinference.OderConstraint;
import de.dhbwstuttgart.typeinference.UndConstraint;
import de.dhbwstuttgart.typeinference.assumptions.TypeAssumptions;




// ino.class.UnaryExpr.26298.declaration 
public abstract class UnaryExpr extends Expr
// ino.end
// ino.class.UnaryExpr.26298.body
{
    public Expr expr;

	// ino.method.UnaryExpr.26302.definition 
    public UnaryExpr(int offset,int variableLength)
    // ino.end
    // ino.method.UnaryExpr.26302.body 
    {
        super(offset,variableLength);
    }
    // ino.end

    // ino.method.codegen.26305.declaration 
    public abstract void codegen(ClassFile classfile, CodeAttribute code, Vector paralist)
    throws JVMCodeException;
    // ino.end

    private Vector<RefType> getNumericTypes(){
    	Vector<RefType> ret = new Vector<>();
    	ret.add(new RefType("Integer",-1));
    	ret.add(new RefType("Long",-1));
    	ret.add(new RefType("Double",-1));
		return ret ;
    }
    
	@Override
	public ConstraintsSet TYPEExpr(TypeAssumptions assumptions) {
		if(this.getType() == null)this.setType(TypePlaceholder.fresh(this));
		ConstraintsSet ret = new ConstraintsSet();
		OderConstraint oderConstraint = new OderConstraint();
		ret.add(this.expr.TYPEExpr(assumptions));
		for(RefType t : getNumericTypes()){
			UndConstraint undConstraint = new UndConstraint();
			undConstraint.addConstraint(this.getType(), t);
			undConstraint.addConstraint(this.expr.getType(), t);
			
			oderConstraint.addConstraint(undConstraint);
		}
		ret.add(oderConstraint);
		return ret;
	}
	
	@Override
	public ConstraintsSet TYPEStmt(TypeAssumptions assumptions) {
		return this.TYPEExpr(assumptions);
	}

    
}
// ino.end