org.jetbrains.kotlin.cfg.pseudocode.instructions.LexicalScope.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2015 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.
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package org.jetbrains.kotlin.cfg.pseudocode.instructions
import org.jetbrains.kotlin.psi.KtDeclaration
import org.jetbrains.kotlin.psi.KtElement
class LexicalScope(val parentScope: LexicalScope?, val element: KtElement) {
//todo remove after KT-4126
private val d = (parentScope?.depth ?: 0) + 1
val depth: Int get() = d
val lexicalScopeForContainingDeclaration: LexicalScope? by lazy {
var scope: LexicalScope? = this
while (scope != null) {
if (scope.element is KtDeclaration) {
return@lazy scope
}
scope = scope.parentScope
}
return@lazy null
}
}