org.jetbrains.kotlin.contracts.model.structure.Effects.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2017 JetBrains s.r.o.
*
* 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.jetbrains.kotlin.contracts.model.structure
import org.jetbrains.kotlin.contracts.description.EventOccurrencesRange
import org.jetbrains.kotlin.contracts.model.ESEffect
import org.jetbrains.kotlin.contracts.model.ESValue
import org.jetbrains.kotlin.contracts.model.SimpleEffect
data class ESCalls(val callable: ESValue, val kind: EventOccurrencesRange) : SimpleEffect() {
override fun isImplies(other: ESEffect): Boolean? {
if (other !is ESCalls) return null
if (callable != other.callable) return null
return kind == other.kind
}
}
data class ESReturns(val value: ESValue) : SimpleEffect() {
override fun isImplies(other: ESEffect): Boolean? {
if (other !is ESReturns) return null
if (this.value !is ESConstant || other.value !is ESConstant) return this.value == other.value
// ESReturns(x) implies ESReturns(?) for any 'x'
if (other.value.isWildcard) return true
return value == other.value
}
}
inline fun ESEffect.isReturns(block: ESReturns.() -> Boolean): Boolean =
this is ESReturns && block()