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improve registerConfig
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parent
c2d6afccc2
commit
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@ -26,7 +26,7 @@ object HelloPlugin : Plugin {
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)
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override fun Module.setupDI(config: JsonObject) {
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registerConfig<HelloPluginConfig>("helloPlugin")
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registerConfig<HelloPluginConfig>("helloPlugin") { null }
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}
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private sealed interface InternalFSMState : State {
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@ -20,16 +20,18 @@ val Koin.database: Database
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/**
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* Using [single] to register `T` with serializer [configSerializer]
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*
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* @param optional If passed, absence of [field] in config will lead to null config value in koin. If passed as false
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* (default), absence of [field] in config will lead to an error
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* @param default Will be used if [field] is absent as an alternative way of config allocation. If null passed, error
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* will be thrown
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*/
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inline fun <reified T> Module.registerConfig(configSerializer: KSerializer<T>, field: String?, optional: Boolean = false) {
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inline fun <reified T> Module.registerConfig(configSerializer: KSerializer<T>, field: String?, noinline default: (Scope.(JsonObject) -> T?)? = null) {
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single {
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val fieldValue = get<JsonObject>().let {
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if (field == null) {
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it
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} else {
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it[field] ?: if (optional) return@single null else error("Unable to take field $field from config")
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it[field] ?: default ?.let { _ ->
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return@single default(it)
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} ?: error("Unable to take field $field from config")
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}
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}
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get<Json>().decodeFromJsonElement(configSerializer, fieldValue)
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@ -39,19 +41,19 @@ inline fun <reified T> Module.registerConfig(configSerializer: KSerializer<T>, f
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/**
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* Using [single] to register config with getting of [serializer] from [kClass]
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*
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* @param optional If passed, absence of [field] in config will lead to null config value in koin. If passed as false
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* (default), absence of [field] in config will lead to an error
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* @param default Will be used if [field] is absent as an alternative way of config allocation. If null passed, error
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* will be thrown
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*/
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@OptIn(InternalSerializationApi::class)
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inline fun <reified T : Any> Module.registerConfig(kClass: KClass<T>, field: String?, optional: Boolean = false) = registerConfig(kClass.serializer(), field, optional)
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inline fun <reified T : Any> Module.registerConfig(kClass: KClass<T>, field: String?, noinline default: (Scope.(JsonObject) -> T?)? = null) = registerConfig(kClass.serializer(), field, default)
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/**
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* Using [single] to register config with getting of [serializer] from [kClass]
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*
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* @param optional If passed, absence of [field] in config will lead to null config value in koin. If passed as false
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* (default), absence of [field] in config will lead to an error
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* @param default Will be used if [field] is absent as an alternative way of config allocation. If null passed, error
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* will be thrown
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*/
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inline fun <reified T : Any> Module.registerConfig(field: String?, optional: Boolean = false) = registerConfig(T::class, field, optional)
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inline fun <reified T : Any> Module.registerConfig(field: String?, noinline default: (Scope.(JsonObject) -> T?)? = null) = registerConfig(T::class, field, default)
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inline fun <reified T : Any> Scope.config() = get<T>()
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inline fun <reified T : Any> Koin.config() = get<T>()
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