org.neo4j.cypher.internal.expressions.NullCheckAssert.scala Maven / Gradle / Ivy
/*
* Copyright (c) "Neo4j"
* Neo4j Sweden AB [https://neo4j.com]
*
* 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 org.neo4j.cypher.internal.expressions
import org.neo4j.cypher.internal.util.InputPosition
import org.neo4j.values.AnyValue
/** Test expression to verify null checks in compiled expressions. */
case class NullCheckAssert() extends Expression {
override def isConstantForQuery: Boolean = false
override def position: InputPosition = InputPosition.NONE
}
object NullCheckAssert {
val isNull = true
def fail(): AnyValue = {
throw new RuntimeException("Null check failed, not supposed to come here")
}
}