kotlin.reflect.jvm.internal.ReflectionObjectRenderer.kt Maven / Gradle / Ivy

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/*
 * 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 kotlin.reflect.jvm.internal

import org.jetbrains.kotlin.descriptors.PropertyDescriptor
import org.jetbrains.kotlin.descriptors.ReceiverParameterDescriptor
import org.jetbrains.kotlin.renderer.DescriptorRenderer

object ReflectionObjectRenderer {
    private val renderer = DescriptorRenderer.FQ_NAMES_IN_TYPES

    // TODO: include visibility, return type
    fun renderProperty(descriptor: PropertyDescriptor): String {
        fun StringBuilder.appendReceiverType(receiver: ReceiverParameterDescriptor?) {
            if (receiver != null) {
                append(renderer.renderType(receiver.getType()))
                append(".")
            }
        }

        return StringBuilder {
            append(if (descriptor.isVar()) "var " else "val ")

            val dispatchReceiver = descriptor.getDispatchReceiverParameter()
            val extensionReceiver = descriptor.getExtensionReceiverParameter()

            appendReceiverType(dispatchReceiver)

            val addParentheses = dispatchReceiver != null && extensionReceiver != null
            if (addParentheses) append("(")
            appendReceiverType(extensionReceiver)
            if (addParentheses) append(")")

            append(renderer.renderName(descriptor.getName()))
        }.toString()
    }
}