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DummySequentialDecoder.kt
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DummySequentialDecoder.kt
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/*
* Copyright 2023 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
*/
package kotlinx.serialization.internal
import kotlinx.serialization.*
import kotlinx.serialization.descriptors.*
import kotlinx.serialization.encoding.*
import kotlinx.serialization.modules.*
/**
* The purpose of this decoder is to check whether its methods were called currectly,
* rather than implement any concrete format.
*/
class DummySequentialDecoder(
override val serializersModule: SerializersModule = EmptySerializersModule()
) : Decoder, CompositeDecoder {
private fun notImplemented(): Nothing = throw Error("Implement this method if needed")
override fun decodeSequentially(): Boolean = true
override fun decodeElementIndex(descriptor: SerialDescriptor): Int = throw Error("This method shouldn't be called in sequential mode")
override fun beginStructure(descriptor: SerialDescriptor): CompositeDecoder = this
override fun endStructure(descriptor: SerialDescriptor): Unit = Unit
override fun decodeInline(descriptor: SerialDescriptor): Decoder = notImplemented()
override fun decodeBoolean(): Boolean = notImplemented()
override fun decodeByte(): Byte = notImplemented()
override fun decodeShort(): Short = notImplemented()
override fun decodeInt(): Int = notImplemented()
override fun decodeLong(): Long = notImplemented()
override fun decodeFloat(): Float = notImplemented()
override fun decodeDouble(): Double = notImplemented()
override fun decodeChar(): Char = notImplemented()
override fun decodeString(): String = notImplemented()
override fun decodeEnum(enumDescriptor: SerialDescriptor): Int = notImplemented()
override fun decodeNotNullMark(): Boolean = notImplemented()
override fun decodeNull(): Nothing? = notImplemented()
override fun decodeBooleanElement(descriptor: SerialDescriptor, index: Int): Boolean = notImplemented()
override fun decodeByteElement(descriptor: SerialDescriptor, index: Int): Byte = notImplemented()
override fun decodeShortElement(descriptor: SerialDescriptor, index: Int): Short = notImplemented()
override fun decodeIntElement(descriptor: SerialDescriptor, index: Int): Int = notImplemented()
override fun decodeLongElement(descriptor: SerialDescriptor, index: Int): Long = notImplemented()
override fun decodeFloatElement(descriptor: SerialDescriptor, index: Int): Float = notImplemented()
override fun decodeDoubleElement(descriptor: SerialDescriptor, index: Int): Double = notImplemented()
override fun decodeCharElement(descriptor: SerialDescriptor, index: Int): Char = notImplemented()
override fun decodeStringElement(descriptor: SerialDescriptor, index: Int): String = notImplemented()
override fun decodeInlineElement(descriptor: SerialDescriptor, index: Int): Decoder = notImplemented()
override fun <T : Any?> decodeSerializableElement(descriptor: SerialDescriptor, index: Int, deserializer: DeserializationStrategy<T>, previousValue: T?): T = notImplemented()
override fun <T : Any> decodeNullableSerializableElement(descriptor: SerialDescriptor, index: Int, deserializer: DeserializationStrategy<T?>, previousValue: T?): T? = notImplemented()
}