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Fraction.scala
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Fraction.scala
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/*
* Copyright 2022 Alex Henning Johannessen
*
* 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 s4s
package data
import cats.syntax.all._
sealed abstract case class Fraction(basisPoint: Int)
object Fraction {
private val maxBp: Int = 10000
private val minBp: Int = 0
private def create(basisPoint: Int): Fraction =
new Fraction(basisPoint) {}
def fromBasisPoint(bp: Int): Either[String, Fraction] =
if (minBp <= bp && bp <= maxBp) create(bp).asRight
else "Basis point has invalid range".asLeft
}