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[JS IR BE] Implement lowering to connect kotlin Throwable with JS Error

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This commit is contained in:
romanart
2018-10-12 15:43:08 +03:00
parent 1a86411139
commit eb2a33ebee
8 changed files with 418 additions and 11 deletions
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compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/util/IrTypeUtils.kt
+17 -2
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@@ -12,7 +12,10 @@ import org.jetbrains.kotlin.ir.declarations.IrPackageFragment
import org.jetbrains.kotlin.ir.declarations.IrTypeParameter
import org.jetbrains.kotlin.ir.symbols.IrClassSymbol
import org.jetbrains.kotlin.ir.symbols.IrTypeParameterSymbol
import org.jetbrains.kotlin.ir.types.*
import org.jetbrains.kotlin.ir.types.IrDynamicType
import org.jetbrains.kotlin.ir.types.IrSimpleType
import org.jetbrains.kotlin.ir.types.IrType
import org.jetbrains.kotlin.ir.types.classifierOrNull
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.utils.DFS
@@ -73,4 +76,16 @@ fun IrType.isNullable(): Boolean = DFS.ifAny(listOf(this), { it.typeParameterSup
is IrSimpleType -> it.hasQuestionMark
else -> it is IrDynamicType
}
})
})
fun IrType.isThrowable(): Boolean {
if (this is IrSimpleType) {
val classClassifier = classifier as? IrClassSymbol ?: return false
if (classClassifier.owner.name.asString() != "Throwable") return false
val parent = classClassifier.owner.parent as? IrPackageFragment ?: return false
return parent.fqName == kotlinPackageFqn
} else return false
}
fun IrType.isThrowableTypeOrSubtype() = DFS.ifAny(listOf(this), IrType::superTypes, IrType::isThrowable)