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representable.scala
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representable.scala
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/*
* Copyright (c) 2015 Typelevel
*
* 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.
*
* 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 cats
package syntax
trait RepresentableSyntax {
implicit final def catsSyntaxTabulate[A, R](f: R => A): TabulateOps[A, R] =
new TabulateOps[A, R](f)
implicit final def catsSyntaxIndex[F[_], A](fa: F[A]): IndexOps[F, A] =
new IndexOps[F, A](fa)
}
final class IndexOps[F[_], A](private val fa: F[A]) extends AnyVal {
def index[R](implicit R: Representable.Aux[F, R]): R => A = R.index(fa)
}
final class TabulateOps[A, R](private val f: R => A) extends AnyVal {
def tabulate[F[_]](implicit R: Representable.Aux[F, R]): F[A] = R.tabulate(f)
}