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New J2K: Fix labeled statement conversion

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Ilya Kirillov
2019-02-18 10:36:04 +03:00
committed by Ilya Kirillov
parent 0b92b3160f
commit 63d3f90373
1 changed files with 16 additions and 9 deletions
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nj2k/src/org/jetbrains/kotlin/nj2k/conversions/LabeledStatementConversion.kt
+16 -9
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@@ -6,25 +6,32 @@
package org.jetbrains.kotlin.nj2k.conversions
import org.jetbrains.kotlin.nj2k.asStatement
import org.jetbrains.kotlin.nj2k.tree.JKLabeledStatement
import org.jetbrains.kotlin.nj2k.tree.JKTreeElement
import org.jetbrains.kotlin.nj2k.tree.detached
import org.jetbrains.kotlin.nj2k.tree.impl.JKBlockImpl
import org.jetbrains.kotlin.nj2k.tree.*
import org.jetbrains.kotlin.nj2k.tree.impl.JKBlockStatementWithoutBracketsImpl
import org.jetbrains.kotlin.nj2k.tree.impl.JKKtConvertedFromForLoopSyntheticWhileStatementImpl
import org.jetbrains.kotlin.nj2k.tree.impl.JKLabeledStatementImpl
import org.jetbrains.kotlin.utils.addToStdlib.safeAs
class LabeledStatementConversion : RecursiveApplicableConversionBase() {
override fun applyToElement(element: JKTreeElement): JKTreeElement {
if (element !is JKLabeledStatement) return recurse(element)
val statement = element.statement as? JKKtConvertedFromForLoopSyntheticWhileStatementImpl ?: return recurse(element)
if (element !is JKExpressionStatement) return recurse(element)
val labeledStatement = element.expression as? JKLabeledStatement ?: return recurse(element)
val convertedFromForLoopSyntheticWhileStatement = labeledStatement.statement
.safeAs<JKBlockStatement>()
?.block
?.statements
?.singleOrNull()
?.safeAs<JKKtConvertedFromForLoopSyntheticWhileStatementImpl>() ?: return recurse(element)
return recurse(
JKBlockStatementWithoutBracketsImpl(
JKBlockImpl(
statement::variableDeclaration.detached(),
JKLabeledStatementImpl(statement::whileStatement.detached(), element::labels.detached()).asStatement()
listOf(
convertedFromForLoopSyntheticWhileStatement::variableDeclaration.detached(),
JKLabeledStatementImpl(
convertedFromForLoopSyntheticWhileStatement::whileStatement.detached(),
labeledStatement::labels.detached()
).asStatement()
)
)
)