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/**
 * Copyright (c) 2007-2009 Eric Torreborre 
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of
 * the Software. Neither the name of specs nor the names of its contributors may be used to endorse or promote
 * products derived from this software without specific prior written permission.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
 * TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */
package org.specs.form
import org.specs.matcher.Matcher
import org.specs.util.Property
/**
 * A MatcherProp contains a MatcherConstraint which matcher can be changed from the default BeEqualTo matcher
 */
class MatcherProp[T](
  override val label: String,
  expectedValue: Property[T], 
  actual: Property[T], constraint: Option[MatcherConstraint[T]]) extends Prop(label, expectedValue, actual, constraint) {
  override def copy: MatcherProp[T] = {
    val p = new MatcherProp(label, expectedValue, actual, constraint)
    super.copy(p)
    p
  }

  /**
   * changes the matcher on the constraint
   */
  def matchesWith(m: T => Matcher[T]) = {
    constraint.map(_.matchesWith(m))
    this
  }
}