// Copyright (c) 2013-2014, Webit Team. All Rights Reserved.
package webit.script.core.ast.operators;
import webit.script.Context;
import webit.script.core.ast.Expression;
import webit.script.core.ast.ResetableValueExpression;
import webit.script.util.ALU;
import webit.script.util.StatementUtil;
/**
*
* @author Zqq
*/
public final class PlusPlusBefore extends Expression {
private final ResetableValueExpression expr;
public PlusPlusBefore(ResetableValueExpression expr, int line, int column) {
super(line, column);
this.expr = expr;
}
public Object execute(final Context context) {
try {
final ResetableValueExpression resetable;
return (resetable = this.expr).setValue(context, ALU.plusOne(
resetable.execute(context)));
} catch (Exception e) {
throw StatementUtil.castToScriptRuntimeException(e, this);
}
}
}