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Implement elements type extractor for java streams

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This commit is contained in:
Vitaliy.Bibaev
2017-11-21 20:44:55 +03:00
committed by Yan Zhulanow
parent 5a02f37d1f
commit cd17f59e21
1 changed files with 30 additions and 3 deletions
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idea/idea-jvm/src/com/intellij/debugger/streams/kotlin/psi/impl/JavaStreamChainTypeExtractor.kt
+30 -3
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@@ -3,16 +3,43 @@ package com.intellij.debugger.streams.kotlin.psi.impl
import com.intellij.debugger.streams.kotlin.psi.CallTypeExtractor
import com.intellij.debugger.streams.kotlin.psi.CallTypeExtractor.IntermediateCallTypes
import com.intellij.debugger.streams.kotlin.psi.CallTypeExtractor.TerminatorCallTypes
import com.intellij.debugger.streams.kotlin.psi.KotlinPsiUtil
import com.intellij.debugger.streams.kotlin.psi.receiverType
import com.intellij.debugger.streams.kotlin.psi.resolveType
import com.intellij.debugger.streams.kotlin.trace.dsl.KotlinTypes
import com.intellij.debugger.streams.trace.impl.handler.type.ClassTypeImpl
import com.intellij.debugger.streams.trace.impl.handler.type.GenericType
import com.intellij.psi.CommonClassNames
import org.jetbrains.kotlin.psi.KtCallExpression
import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.types.typeUtil.getImmediateSuperclassNotAny
/**
* @author Vitaliy.Bibaev
*/
class JavaStreamChainTypeExtractor : CallTypeExtractor {
override fun extractIntermediateCallTypes(call: KtCallExpression): IntermediateCallTypes =
IntermediateCallTypes(KotlinTypes.NULLABLE_ANY, KotlinTypes.NULLABLE_ANY)
override fun extractIntermediateCallTypes(call: KtCallExpression): IntermediateCallTypes {
val resultType = call.resolveType()
val receiverType = call.receiverType()
return IntermediateCallTypes(extractItemsType(receiverType), extractItemsType(resultType))
}
override fun extractTerminalCallTypes(call: KtCallExpression): TerminatorCallTypes =
TerminatorCallTypes(KotlinTypes.NULLABLE_ANY, KotlinTypes.NULLABLE_ANY)
TerminatorCallTypes(extractItemsType(call.receiverType()), getResultType(call.resolveType()))
private fun extractItemsType(type: KotlinType?): GenericType {
if (type == null) {
return KotlinTypes.NULLABLE_ANY
}
return when (KotlinPsiUtil.getTypeWithoutTypeParameters(type)) {
CommonClassNames.JAVA_UTIL_STREAM_INT_STREAM -> KotlinTypes.INT
CommonClassNames.JAVA_UTIL_STREAM_DOUBLE_STREAM -> KotlinTypes.DOUBLE
CommonClassNames.JAVA_UTIL_STREAM_LONG_STREAM -> KotlinTypes.LONG
CommonClassNames.JAVA_UTIL_STREAM_BASE_STREAM -> KotlinTypes.NULLABLE_ANY
else -> extractItemsType(type.getImmediateSuperclassNotAny())
}
}
private fun getResultType(type: KotlinType): GenericType = ClassTypeImpl(KotlinPsiUtil.getTypeName(type))
}