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Remove effectively dead code in AbstractTypeCheckerContext

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This commit is contained in:
Denis Zharkov
2019-12-20 13:01:42 +03:00
parent 0b385cc532
commit abee908b94
1 changed files with 1 additions and 23 deletions
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core/type-system/src/org/jetbrains/kotlin/types/AbstractTypeChecker.kt
+1 -23
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@@ -6,7 +6,6 @@
package org.jetbrains.kotlin.types
import org.jetbrains.kotlin.types.AbstractTypeCheckerContext.LowerCapturedTypePolicy.*
import org.jetbrains.kotlin.types.AbstractTypeCheckerContext.SeveralSupertypesWithSameConstructorPolicy
import org.jetbrains.kotlin.types.AbstractTypeCheckerContext.SupertypesPolicy
import org.jetbrains.kotlin.types.model.*
import org.jetbrains.kotlin.utils.SmartList
@@ -49,14 +48,6 @@ abstract class AbstractTypeCheckerContext : TypeSystemContext {
open fun getLowerCapturedTypePolicy(subType: SimpleTypeMarker, superType: CapturedTypeMarker): LowerCapturedTypePolicy = CHECK_SUBTYPE_AND_LOWER
open fun addSubtypeConstraint(subType: KotlinTypeMarker, superType: KotlinTypeMarker): Boolean? = null
open val sameConstructorPolicy get() = SeveralSupertypesWithSameConstructorPolicy.INTERSECT_ARGUMENTS_AND_CHECK_AGAIN
enum class SeveralSupertypesWithSameConstructorPolicy {
TAKE_FIRST_FOR_SUBTYPING,
FORCE_NOT_SUBTYPE,
CHECK_ANY_OF_THEM,
INTERSECT_ARGUMENTS_AND_CHECK_AGAIN
}
enum class LowerCapturedTypePolicy {
CHECK_ONLY_LOWER,
@@ -278,20 +269,7 @@ object AbstractTypeChecker {
1 -> return isSubtypeForSameConstructor(supertypesWithSameConstructor.first().asArgumentList(), superType)
else -> { // at least 2 supertypes with same constructors. Such case is rare
when (sameConstructorPolicy) {
SeveralSupertypesWithSameConstructorPolicy.FORCE_NOT_SUBTYPE -> return false
SeveralSupertypesWithSameConstructorPolicy.TAKE_FIRST_FOR_SUBTYPING -> return isSubtypeForSameConstructor(
supertypesWithSameConstructor.first().asArgumentList(),
superType
)
SeveralSupertypesWithSameConstructorPolicy.CHECK_ANY_OF_THEM,
SeveralSupertypesWithSameConstructorPolicy.INTERSECT_ARGUMENTS_AND_CHECK_AGAIN ->
if (supertypesWithSameConstructor.any { isSubtypeForSameConstructor(it.asArgumentList(), superType) }) return true
}
if (sameConstructorPolicy != SeveralSupertypesWithSameConstructorPolicy.INTERSECT_ARGUMENTS_AND_CHECK_AGAIN) return false
if (supertypesWithSameConstructor.any { isSubtypeForSameConstructor(it.asArgumentList(), superType) }) return true
val newArguments = ArgumentList(superConstructor.parametersCount())
for (index in 0 until superConstructor.parametersCount()) {