//

 //Author       : t.wood

 //Copyright    : (c) Resilient Networks plc 2012 - All Rights Reserved

 //

 package com.lexicalscope.jewel.cli.validation;

 import com.lexicalscope.jewel.cli.HelpRequestedException;

 import com.lexicalscope.jewel.cli.specification.OptionsSpecification;

 import com.lexicalscope.jewel.cli.specification.ParsedOptionSpecification;

 import org.hamcrest.Description;

 import org.hamcrest.TypeSafeMatcher;

 public class RejectHelpOption extends TypeSafeMatcher<ParsedOptionSpecification>

 {

    private final OptionsSpecification<?> specification;

    public RejectHelpOption(final OptionsSpecification<?> specification)

    {

       this.specification = specification;

    }

    @Override

    public void describeTo(final Description description)

    {

       description.appendText("non help option");

    }

    @Override

    protected boolean matchesSafely(final ParsedOptionSpecification item)

    {

       if(item.isHelpOption())

       {

          throw new HelpRequestedException(specification);

       }

       return true;

    }

 }