org.scalatest.words.ResultOfLessThanOrEqualToComparison.scala Maven / Gradle / Ivy
/*
* Copyright 2001-2013 Artima, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.scalatest.words
import org.scalactic.Prettifier
/**
* This class is part of the ScalaTest matchers DSL. Please see the documentation for Matchers for an overview of
* the matchers DSL.
*
* @author Bill Venners
*/
final class ResultOfLessThanOrEqualToComparison[T : Ordering](val right: T) {
/**
* This method is invoked by be methods to which instances of this class are passed, which
* enables syntax such as:
*
*
* result should not be <= (7)
* ^ ... invoked by this be method
*
*
*
* or
*
*
*
* num should (not be <= (10) and not be > (17))
* ^ ... invoked by this be method
*
*/
def apply(left: T): Boolean = {
val ordering = implicitly[Ordering[T]]
ordering.lteq(left, right) // left <= right
}
/**
* Override toString to return "<= ([right])"
*/
override def toString: String = "<= (" + Prettifier.default(right) + ")"
}