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[JS IR BE] Use unsigned types lowering lazily

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This commit is contained in:
Svyatoslav Kuzmich
2019-01-22 19:18:38 +03:00
parent eea7e85d3a
commit a40448aebc
4 changed files with 31 additions and 21 deletions
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compiler/ir/backend.common/src/org/jetbrains/kotlin/ir/util/IrTypeUtils.kt
+9 -3
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@@ -5,6 +5,7 @@
package org.jetbrains.kotlin.ir.util
import org.jetbrains.kotlin.builtins.UnsignedTypes
import org.jetbrains.kotlin.descriptors.ClassKind
import org.jetbrains.kotlin.ir.declarations.IrClass
import org.jetbrains.kotlin.ir.declarations.IrDeclaration
@@ -75,13 +76,18 @@ fun IrType.isNullable(): Boolean = DFS.ifAny(listOf(this), { it.typeParameterSup
})
fun IrType.isThrowable(): Boolean {
fun IrType.isThrowable(): Boolean = isTypeFromKotlinPackage { name -> name.asString() == "Throwable" }
fun IrType.isThrowableTypeOrSubtype() = DFS.ifAny(listOf(this), IrType::superTypes, IrType::isThrowable)
fun IrType.isUnsigned(): Boolean = isTypeFromKotlinPackage { name -> UnsignedTypes.isShortNameOfUnsignedType(name) }
private inline fun IrType.isTypeFromKotlinPackage(namePredicate: (Name) -> Boolean): Boolean {
if (this is IrSimpleType) {
val classClassifier = classifier as? IrClassSymbol ?: return false
if (classClassifier.owner.name.asString() != "Throwable") return false
if (!namePredicate(classClassifier.owner.name)) 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)