org.scalactic.anyvals.NonZeroFiniteDoubleMacro.scala Maven / Gradle / Ivy

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/*
 * Copyright 2001-2016 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.scalactic.anyvals

import org.scalactic.Resources
import scala.quoted._

 object NonZeroFiniteDoubleMacro extends CompileTimeAssertions {

  def isValid(i: Double): Boolean = i != 0.0 && !i.isNaN && i != Double.PositiveInfinity && i != Double.NegativeInfinity

  
  def apply(value: Expr[Double])(using Quotes): Expr[NonZeroFiniteDouble] = {
    val notValidMsg = Resources.notValidNonZeroFiniteDouble
    val notLiteralMsg = Resources.notLiteralNonZeroFiniteDouble
    import quotes.reflect._
    ensureValidDoubleLiteral(value, notValidMsg, notLiteralMsg)(isValid)
    '{ NonZeroFiniteDouble.ensuringValid($value) }
  }

}