scala.runtime.RichDouble.scala Maven / Gradle / Ivy
/*
* Scala (https://www.scala-lang.org)
*
* Copyright EPFL and Lightbend, Inc.
*
* Licensed under Apache License 2.0
* (http://www.apache.org/licenses/LICENSE-2.0).
*
* See the NOTICE file distributed with this work for
* additional information regarding copyright ownership.
*/
package scala
package runtime
final class RichDouble(val self: Double) extends AnyVal with FractionalProxy[Double] {
protected def num = scala.math.Numeric.DoubleIsFractional
protected def ord = scala.math.Ordering.Double
protected def integralNum = scala.math.Numeric.DoubleAsIfIntegral
override def doubleValue() = self
override def floatValue() = self.toFloat
override def longValue() = self.toLong
override def intValue() = self.toInt
override def byteValue() = self.toByte
override def shortValue() = self.toShort
override def isWhole = {
val l = self.toLong
l.toDouble == self || l == Long.MaxValue && self < Double.PositiveInfinity || l == Long.MinValue && self > Double.NegativeInfinity
}
override def isValidByte = self.toByte.toDouble == self
override def isValidShort = self.toShort.toDouble == self
override def isValidChar = self.toChar.toDouble == self
override def isValidInt = self.toInt.toDouble == self
// override def isValidLong = { val l = self.toLong; l.toDouble == self && l != Long.MaxValue }
// override def isValidFloat = self.toFloat.toDouble == self
// override def isValidDouble = !java.lang.Double.isNaN(self)
def isNaN: Boolean = java.lang.Double.isNaN(self)
def isInfinity: Boolean = java.lang.Double.isInfinite(self)
def isPosInfinity: Boolean = Double.PositiveInfinity == self
def isNegInfinity: Boolean = Double.NegativeInfinity == self
override def abs: Double = math.abs(self)
override def max(that: Double): Double = math.max(self, that)
override def min(that: Double): Double = math.min(self, that)
override def signum: Int = math.signum(self).toInt // !!! NaN
def round: Long = math.round(self)
def ceil: Double = math.ceil(self)
def floor: Double = math.floor(self)
/** Converts an angle measured in degrees to an approximately equivalent
* angle measured in radians.
*
* @return the measurement of the angle x in radians.
*/
def toRadians: Double = math.toRadians(self)
/** Converts an angle measured in radians to an approximately equivalent
* angle measured in degrees.
* @return the measurement of the angle x in degrees.
*/
def toDegrees: Double = math.toDegrees(self)
}