lingua.cascade.IdentityLayer.scala Maven / Gradle / Ivy
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/* Copyright (c) 2018 Lucas Satabin
*
* 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 lingua
package cascade
class IdentityTransformer[Elt] extends Transformer[Elt, Elt] {
def transform(s: Stream[Elt]) = s
def andThen[Out](that: Transformer[Elt, Out]): Transformer[Elt, Out] = that
}