org.jetbrains.kotlin.codegen.intrinsics.IsArrayOf.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.codegen.intrinsics
import org.jetbrains.kotlin.codegen.Callable
import org.jetbrains.kotlin.codegen.ExpressionCodegen
import org.jetbrains.kotlin.descriptors.FunctionDescriptor
import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall
import org.jetbrains.kotlin.resolve.descriptorUtil.module
import org.jetbrains.kotlin.types.Variance
class IsArrayOf : IntrinsicMethod() {
override fun toCallable(fd: FunctionDescriptor, isSuper: Boolean, resolvedCall: ResolvedCall<*>, codegen: ExpressionCodegen): Callable {
val typeArguments = resolvedCall.typeArguments
assert(typeArguments.size == 1) { "Expected only one type parameter for Any?.isArrayOf(), got: $typeArguments" }
val typeMapper = codegen.state.typeMapper
val method = typeMapper.mapToCallableMethod(fd, false)
val builtIns = fd.module.builtIns
val elementType = typeArguments.values().first()
val arrayKtType = builtIns.getArrayType(Variance.INVARIANT, elementType)
val arrayType = typeMapper.mapType(arrayKtType)
return createIntrinsicCallable(method) {
it.instanceOf(arrayType)
}
}
}