doodle.image.syntax.TraverseImageSyntax.scala Maven / Gradle / Ivy

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/*
 * Copyright 2015 Creative Scala
 *
 * 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 doodle
package image
package syntax

import cats.Traverse

trait TraverseImageSyntax {
  implicit class TraverseImageOps[T[_]](val t: T[Image]) {
    def allOn(implicit traverse: Traverse[T]): Image =
      traverse.foldLeft(t, Image.empty) { (accum, img) =>
        accum.on(img)
      }

    def allBeside(implicit traverse: Traverse[T]): Image =
      traverse.foldLeft(t, Image.empty) { (accum, img) =>
        accum.beside(img)
      }

    def allAbove(implicit traverse: Traverse[T]): Image =
      traverse.foldLeft(t, Image.empty) { (accum, img) =>
        accum.above(img)
      }
  }
}