daffodil-runtime1-unparser/src/main/scala/org/apache/daffodil/processors/unparsers/NadaUnparser.scala

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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
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package org.apache.daffodil.processors.unparsers

import org.apache.daffodil.processors.RuntimeData
import org.apache.daffodil.exceptions.Assert

class NadaUnparser(override val context: RuntimeData)
  extends PrimUnparser {

  override def isEmpty = true

  override def toString = "Nada"

  override lazy val runtimeDependencies = Vector()

  override def unparse(start: UState) = {
    Assert.abort("NadaUnparsers are all supposed to optimize out!")
  }
}