update kotlin

0.24.4

CHANGELOG.md

@@ -1,5 +1,43 @@
 # Changelog
 
+## 0.24.5
+
+* `Versions`:
+  * `Kotlin`: `2.1.0` -> `2.1.10`
+  * `SQLite`: `3.47.2.0` -> `3.48.0.0`
+  * `Koin`: `4.0.1` -> `4.0.2`
+  * `Android RecyclerView`: `1.3.2` -> `1.4.0`
+
+## 0.24.4
+
+* `Repos`:
+  * `Exposed`:
+    * Improve `CommonExposedRepo.selectByIds`
+* `FSM`:
+  * Fixes and improvements
+
+## 0.24.3
+
+* `Ksp`:
+  * `Sealed`:
+    * Fixes in processing of `GenerateSealedTypesWorkaround` annotations
+
+## 0.24.2
+
+* `Versions`:
+  * `Exposed`: `0.57.0` -> `0.58.0`
+* `Ksp`:
+  * `Sealed`:
+    * Add annotation `GenerateSealedTypesWorkaround` which allow to generate `subtypes` lists
+
+## 0.24.1
+
+* `Versions`:
+  * `Serialization`: `1.7.3` -> `1.8.0`
+  * `SQLite`: `3.47.1.0` -> `3.47.2.0`
+  * `Koin`: `4.0.0` -> `3.10.2`
+  * `OKio`: `3.9.1` -> `3.10.2`
+
 ## 0.24.0
 
 * `Versions`:

fsm/common/build.gradle

@@ -12,6 +12,7 @@ kotlin {
             dependencies {
                 api project(":micro_utils.common")
                 api project(":micro_utils.coroutines")
+                api libs.kslog
             }
         }
     }

fsm/common/src/commonMain/kotlin/dev/inmo/micro_utils/fsm/common/StatesMachine.kt

@@ -1,5 +1,7 @@
 package dev.inmo.micro_utils.fsm.common
 
+import dev.inmo.kslog.common.TagLogger
+import dev.inmo.kslog.common.e
 import dev.inmo.micro_utils.common.Optional
 import dev.inmo.micro_utils.coroutines.*
 import dev.inmo.micro_utils.fsm.common.utils.StateHandlingErrorHandler
@@ -68,6 +70,7 @@ open class DefaultStatesMachine <T: State>(
     protected val handlers: List<CheckableHandlerHolder<in T, T>>,
     protected val onStateHandlingErrorHandler: StateHandlingErrorHandler<T> = defaultStateHandlingErrorHandler()
 ) : StatesMachine<T> {
+    protected val logger = TagLogger(this::class.simpleName!!)
     /**
      * Will call [launchStateHandling] for state handling
      */
@@ -96,7 +99,13 @@ open class DefaultStatesMachine <T: State>(
         statesJobsMutex.withLock {
             statesJobs[actualState] ?.cancel()
             statesJobs[actualState] = scope.launch {
-                performUpdate(actualState)
+                runCatching {
+                    performUpdate(actualState)
+                }.onFailure {
+                    logger.e(it) {
+                        "Unable to perform update of state from $actualState"
+                    }
+                }.getOrThrow()
             }.also { job ->
                 job.invokeOnCompletion { _ ->
                     scope.launch {

fsm/common/src/commonMain/kotlin/dev/inmo/micro_utils/fsm/common/StatesManager.kt

@@ -9,7 +9,12 @@ interface StatesManager<T : State> {
 
 
     /**
-     * Must set current set using [State.context]
+     * It is expected, that [new] state will be saved in manager.
+     *
+     * If [new] context will not be equal to [old] one, it must do some check of availability for replacement
+     * of potentially exists state on [new] context. If this state can't be replaced, it will throw [IllegalStateException]
+     *
+     * @throws IllegalStateException - in case when [new] [State] can't be set
      */
     suspend fun update(old: T, new: T)
 

fsm/common/src/commonMain/kotlin/dev/inmo/micro_utils/fsm/common/UpdatableStatesMachine.kt

@@ -1,5 +1,6 @@
 package dev.inmo.micro_utils.fsm.common
 
+import dev.inmo.kslog.common.e
 import dev.inmo.micro_utils.common.*
 import dev.inmo.micro_utils.fsm.common.utils.StateHandlingErrorHandler
 import dev.inmo.micro_utils.fsm.common.utils.defaultStateHandlingErrorHandler
@@ -44,7 +45,13 @@ open class DefaultUpdatableStatesMachine<T : State>(
             val job = previousState.mapOnPresented {
                 statesJobs.remove(it)
             } ?.takeIf { it.isActive } ?: scope.launch {
-                performUpdate(actualState)
+                runCatching {
+                    performUpdate(actualState)
+                }.onFailure {
+                    logger.e(it) {
+                        "Unable to perform update of state up to $actualState"
+                    }
+                }.getOrThrow()
             }.also { job ->
                 job.invokeOnCompletion { _ ->
                     scope.launch {

fsm/common/src/commonMain/kotlin/dev/inmo/micro_utils/fsm/common/managers/DefaultStatesManager.kt

@@ -1,10 +1,11 @@
 package dev.inmo.micro_utils.fsm.common.managers
 
+import dev.inmo.micro_utils.coroutines.SmartRWLocker
+import dev.inmo.micro_utils.coroutines.withReadAcquire
+import dev.inmo.micro_utils.coroutines.withWriteLock
 import dev.inmo.micro_utils.fsm.common.State
 import dev.inmo.micro_utils.fsm.common.StatesManager
 import kotlinx.coroutines.flow.*
-import kotlinx.coroutines.sync.Mutex
-import kotlinx.coroutines.sync.withLock
 
 /**
  * Implement this repo if you want to use some custom repo for [DefaultStatesManager]
@@ -19,6 +20,14 @@ interface DefaultStatesManagerRepo<T : State> {
      * NOT be removed
      */
     suspend fun removeState(state: T)
+
+    /**
+     * Semantically, calls [removeState] and then [set]
+     */
+    suspend fun removeAndSet(toRemove: T, toSet: T) {
+        removeState(toRemove)
+        set(toSet)
+    }
     /**
      * @return Current list of available and saved states
      */
@@ -58,7 +67,7 @@ open class DefaultStatesManager<T : State>(
     protected val _onEndChain = MutableSharedFlow<T>(0)
     override val onEndChain: Flow<T> = _onEndChain.asSharedFlow()
 
-    protected val mapMutex = Mutex()
+    protected val internalLocker = SmartRWLocker()
 
     constructor(
         repo: DefaultStatesManagerRepo<T>,
@@ -68,28 +77,30 @@ open class DefaultStatesManager<T : State>(
         onUpdateContextsConflictResolver = onContextsConflictResolver
     )
 
-    override suspend fun update(old: T, new: T) = mapMutex.withLock {
+    override suspend fun update(old: T, new: T) = internalLocker.withWriteLock {
         val stateByOldContext: T? = repo.getContextState(old.context)
         when {
-            stateByOldContext != old -> return@withLock
-            stateByOldContext == null || old.context == new.context -> {
-                repo.removeState(old)
-                repo.set(new)
+            stateByOldContext != old -> return@withWriteLock
+            old.context == new.context -> {
+                repo.removeAndSet(old, new)
                 _onChainStateUpdated.emit(old to new)
             }
-            else -> {
+            old.context != new.context -> {
                 val stateOnNewOneContext = repo.getContextState(new.context)
                 if (stateOnNewOneContext == null || onUpdateContextsConflictResolver(old, new, stateOnNewOneContext)) {
                     stateOnNewOneContext ?.let { endChainWithoutLock(it) }
-                    repo.removeState(old)
-                    repo.set(new)
+                    repo.removeAndSet(old, new)
                     _onChainStateUpdated.emit(old to new)
+                } else {
+                    error(
+                        "Unable to update state from $old to $new due to false answer from $onUpdateContextsConflictResolver and state on old context $stateOnNewOneContext"
+                    )
                 }
             }
         }
     }
 
-    override suspend fun startChain(state: T) = mapMutex.withLock {
+    override suspend fun startChain(state: T) = internalLocker.withWriteLock {
         val stateOnContext = repo.getContextState(state.context)
         if (stateOnContext == null || onStartContextsConflictResolver(stateOnContext, state)) {
             stateOnContext ?.let {
@@ -108,11 +119,13 @@ open class DefaultStatesManager<T : State>(
     }
 
     override suspend fun endChain(state: T) {
-        mapMutex.withLock {
+        internalLocker.withWriteLock {
             endChainWithoutLock(state)
         }
     }
 
-    override suspend fun getActiveStates(): List<T> = repo.getStates()
+    override suspend fun getActiveStates(): List<T> = internalLocker.withReadAcquire {
+        repo.getStates()
+    }
 
 }

fsm/repos/common/src/commonMain/kotlin/dev/inmo/micro_utils/fsm/repos/common/KeyValueBasedDefaultStatesManagerRepo.kt

@@ -1,25 +1,59 @@
 package dev.inmo.micro_utils.fsm.repos.common
 
+import dev.inmo.kslog.common.TagLogger
+import dev.inmo.kslog.common.i
+import dev.inmo.micro_utils.coroutines.SmartRWLocker
+import dev.inmo.micro_utils.coroutines.withReadAcquire
+import dev.inmo.micro_utils.coroutines.withWriteLock
 import dev.inmo.micro_utils.fsm.common.State
 import dev.inmo.micro_utils.fsm.common.managers.DefaultStatesManagerRepo
 import dev.inmo.micro_utils.repos.*
 import dev.inmo.micro_utils.repos.pagination.getAll
+import dev.inmo.micro_utils.repos.unset
 
 class KeyValueBasedDefaultStatesManagerRepo<T : State>(
     private val keyValueRepo: KeyValueRepo<Any, T>
 ) : DefaultStatesManagerRepo<T> {
+    private val locker = SmartRWLocker()
+    private val logger = TagLogger("KeyValueBasedDefaultStatesManagerRepo")
     override suspend fun set(state: T) {
-        keyValueRepo.set(state.context, state)
-    }
-
-    override suspend fun removeState(state: T) {
-        if (keyValueRepo.get(state.context) == state) {
-            keyValueRepo.unset(state.context)
+        locker.withWriteLock {
+            keyValueRepo.set(state.context, state)
+            logger.i { "Set ${state.context} value to $state" }
         }
     }
 
-    override suspend fun getStates(): List<T> = keyValueRepo.getAll { keys(it) }.map { it.second }
-    override suspend fun getContextState(context: Any): T? = keyValueRepo.get(context)
+    override suspend fun removeState(state: T) {
+        locker.withWriteLock {
+            if (keyValueRepo.get(state.context) == state) {
+                keyValueRepo.unset(state.context)
+                logger.i { "Unset $state" }
+            }
+        }
+    }
 
-    override suspend fun contains(context: Any): Boolean = keyValueRepo.contains(context)
+    override suspend fun removeAndSet(toRemove: T, toSet: T) {
+        locker.withWriteLock {
+            when {
+                toRemove.context == toSet.context -> {
+                    keyValueRepo.set(toSet.context, toSet)
+                }
+                else -> {
+                    keyValueRepo.set(toSet.context, toSet)
+                    keyValueRepo.unset(toRemove)
+                }
+            }
+        }
+    }
+
+    override suspend fun getStates(): List<T> = locker.withReadAcquire {
+        keyValueRepo.getAll { keys(it) }.map { it.second }
+    }
+    override suspend fun getContextState(context: Any): T? = locker.withReadAcquire {
+        keyValueRepo.get(context)
+    }
+
+    override suspend fun contains(context: Any): Boolean = locker.withReadAcquire {
+        keyValueRepo.contains(context)
+    }
 }

gradle.properties

@@ -15,5 +15,5 @@ crypto_js_version=4.1.1
 # Project data
 
 group=dev.inmo
-version=0.24.0
-android_code_version=279
+version=0.24.5
+android_code_version=285

gradle/libs.versions.toml

@@ -1,16 +1,16 @@
 [versions]
 
-kt = "2.1.0"
-kt-serialization = "1.7.3"
+kt = "2.1.10"
+kt-serialization = "1.8.0"
 kt-coroutines = "1.10.1"
 
 kslog = "1.4.0"
 
 jb-compose = "1.7.3"
-jb-exposed = "0.57.0"
+jb-exposed = "0.58.0"
 jb-dokka = "2.0.0"
 
-sqlite = "3.47.1.0"
+sqlite = "3.48.0.0"
 
 korlibs = "5.4.0"
 uuid = "0.8.4"
@@ -19,11 +19,11 @@ ktor = "3.0.3"
 
 gh-release = "2.5.2"
 
-koin = "4.0.0"
+koin = "4.0.2"
 
-okio = "3.9.1"
+okio = "3.10.2"
 
-ksp = "2.1.0-1.0.29"
+ksp = "2.1.10-1.0.29"
 kotlin-poet = "1.18.1"
 
 versions = "0.51.0"
@@ -32,7 +32,7 @@ android-gradle = "8.2.2"
 dexcount = "4.0.0"
 
 android-coreKtx = "1.15.0"
-android-recyclerView = "1.3.2"
+android-recyclerView = "1.4.0"
 android-appCompat = "1.7.0"
 android-fragment = "1.8.5"
 android-espresso = "3.6.1"

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.11.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.12.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

ksp/sealed/generator/src/main/kotlin/KSClassDeclarationGetGenerateSealedWorkaroundAnnotation.kt

@@ -3,9 +3,15 @@ package dev.inmo.micro_utils.ksp.sealed.generator
 import com.google.devtools.ksp.KspExperimental
 import com.google.devtools.ksp.getAnnotationsByType
 import com.google.devtools.ksp.symbol.KSClassDeclaration
+import dev.inmo.micro_utils.ksp.sealed.GenerateSealedTypesWorkaround
 import dev.inmo.micro_utils.ksp.sealed.GenerateSealedWorkaround
 import dev.inmo.microutils.kps.sealed.GenerateSealedWorkaround as OldGenerateSealedWorkaround
 
 @OptIn(KspExperimental::class)
 val KSClassDeclaration.getGenerateSealedWorkaroundAnnotation
     get() = (getAnnotationsByType(GenerateSealedWorkaround::class).firstOrNull() ?: getAnnotationsByType(OldGenerateSealedWorkaround::class).firstOrNull())
+
+
+@OptIn(KspExperimental::class)
+val KSClassDeclaration.getGenerateSealedTypesWorkaroundAnnotation
+    get() = getAnnotationsByType(GenerateSealedTypesWorkaround::class).firstOrNull()

ksp/sealed/generator/src/main/kotlin/Processor.kt

@@ -6,21 +6,17 @@ import com.google.devtools.ksp.processing.CodeGenerator
 import com.google.devtools.ksp.processing.Resolver
 import com.google.devtools.ksp.processing.SymbolProcessor
 import com.google.devtools.ksp.symbol.*
-import com.squareup.kotlinpoet.ClassName
-import com.squareup.kotlinpoet.CodeBlock
-import com.squareup.kotlinpoet.FileSpec
-import com.squareup.kotlinpoet.FunSpec
-import com.squareup.kotlinpoet.KModifier
+import com.squareup.kotlinpoet.*
 import com.squareup.kotlinpoet.ParameterizedTypeName.Companion.parameterizedBy
-import com.squareup.kotlinpoet.PropertySpec
-import com.squareup.kotlinpoet.asTypeName
 import com.squareup.kotlinpoet.ksp.toClassName
 import dev.inmo.micro_ksp.generator.buildSubFileName
 import dev.inmo.micro_ksp.generator.companion
 import dev.inmo.micro_ksp.generator.findSubClasses
 import dev.inmo.micro_ksp.generator.writeFile
+import dev.inmo.micro_utils.ksp.sealed.GenerateSealedTypesWorkaround
 import dev.inmo.micro_utils.ksp.sealed.GenerateSealedWorkaround
 import java.io.File
+import kotlin.reflect.KClass
 
 class Processor(
     private val codeGenerator: CodeGenerator
@@ -109,6 +105,62 @@ class Processor(
         )
     }
 
+    @OptIn(KspExperimental::class)
+    private fun FileSpec.Builder.generateSealedTypesWorkaround(
+        ksClassDeclaration: KSClassDeclaration,
+        resolver: Resolver
+    ) {
+        val annotation = ksClassDeclaration.getGenerateSealedTypesWorkaroundAnnotation
+        val subClasses = ksClassDeclaration.resolveSubclasses(
+            searchIn = resolver.getAllFiles(),
+            allowNonSealed = annotation ?.includeNonSealedSubTypes ?: false
+        ).distinct()
+        val subClassesNames = subClasses.filter {
+            it.getAnnotationsByType(GenerateSealedTypesWorkaround.Exclude::class).count() == 0
+        }.sortedBy {
+            (it.getAnnotationsByType(GenerateSealedTypesWorkaround.Order::class).firstOrNull()) ?.order ?: 0
+        }.map {
+            it.toClassName()
+        }.toList()
+        val className = ksClassDeclaration.toClassName()
+        val setType = Set::class.asTypeName().parameterizedBy(
+            KClass::class.asTypeName().parameterizedBy(
+                TypeVariableName(
+                    "out ${ksClassDeclaration.asStarProjectedType().toClassName().simpleNames.joinToString(".")}",
+                )
+            )
+        )
+        addProperty(
+            PropertySpec.builder(
+                "subtypes",
+                setType
+            ).apply {
+                modifiers.add(
+                    KModifier.PRIVATE
+                )
+                initializer(
+                    CodeBlock.of(
+                        """setOf(${subClassesNames.joinToString(",\n") { it.simpleNames.joinToString(".") + "::class" }})"""
+                    )
+                )
+            }.build()
+        )
+        addFunction(
+            FunSpec.builder("subtypes").apply {
+                val companion = ksClassDeclaration.takeIf { it.isCompanionObject } ?.toClassName()
+                    ?: ksClassDeclaration.companion ?.toClassName()
+                    ?: ClassName(className.packageName, *className.simpleNames.toTypedArray(), "Companion")
+                receiver(companion)
+                returns(setType)
+                addCode(
+                    CodeBlock.of(
+                        """return subtypes"""
+                    )
+                )
+            }.build()
+        )
+    }
+
     @OptIn(KspExperimental::class)
     override fun process(resolver: Resolver): List<KSAnnotated> {
         (resolver.getSymbolsWithAnnotation(GenerateSealedWorkaround::class.qualifiedName!!)).filterIsInstance<KSClassDeclaration>().forEach {
@@ -131,6 +183,26 @@ class Processor(
                 }.build()
             }
         }
+        (resolver.getSymbolsWithAnnotation(GenerateSealedTypesWorkaround::class.qualifiedName!!)).filterIsInstance<KSClassDeclaration>().forEach {
+            val prefix = (it.getGenerateSealedTypesWorkaroundAnnotation) ?.prefix ?.takeIf {
+                it.isNotEmpty()
+            } ?: it.buildSubFileName.replaceFirst(it.simpleName.asString(), "")
+            it.writeFile(prefix = prefix, suffix = "SealedTypesWorkaround") {
+                FileSpec.builder(
+                    it.packageName.asString(),
+                    "${it.simpleName.getShortName()}SealedTypesWorkaround"
+                ).apply {
+                    addFileComment(
+                        """
+                        THIS CODE HAVE BEEN GENERATED AUTOMATICALLY
+                        TO REGENERATE IT JUST DELETE FILE
+                        ORIGINAL FILE: ${it.containingFile ?.fileName}
+                        """.trimIndent()
+                    )
+                    generateSealedTypesWorkaround(it, resolver)
+                }.build()
+            }
+        }
 
         return emptyList()
     }

ksp/sealed/generator/test/src/commonMain/kotlin/Test.kt

@@ -1,14 +1,19 @@
 package dev.inmo.micro_utils.ksp.sealed.generator.test
 
+import dev.inmo.micro_utils.ksp.sealed.GenerateSealedTypesWorkaround
 import dev.inmo.micro_utils.ksp.sealed.GenerateSealedWorkaround
 
 @GenerateSealedWorkaround
+@GenerateSealedTypesWorkaround
 sealed interface Test {
     @GenerateSealedWorkaround.Order(2)
+    @GenerateSealedTypesWorkaround.Exclude
     object A : Test
     @GenerateSealedWorkaround.Exclude
+    @GenerateSealedTypesWorkaround.Order(2)
     object B : Test
     @GenerateSealedWorkaround.Order(0)
+    @GenerateSealedTypesWorkaround.Order(0)
     object C : Test
 
     // Required for successful sealed workaround generation

ksp/sealed/generator/test/src/commonMain/kotlin/TestSealedTypesWorkaround.kt

@@ -0,0 +1,12 @@
+// THIS CODE HAVE BEEN GENERATED AUTOMATICALLY
+// TO REGENERATE IT JUST DELETE FILE
+// ORIGINAL FILE: Test.kt
+package dev.inmo.micro_utils.ksp.`sealed`.generator.test
+
+import kotlin.collections.Set
+import kotlin.reflect.KClass
+
+private val subtypes: Set<KClass<out Test>> = setOf(Test.C::class,
+    Test.B::class)
+
+public fun Test.Companion.subtypes(): Set<KClass<out Test>> = subtypes

ksp/sealed/generator/test/src/jvmTest/kotlin/TestTests.kt

@@ -0,0 +1,40 @@
+import dev.inmo.micro_utils.ksp.sealed.generator.test.subtypes
+import dev.inmo.micro_utils.ksp.sealed.generator.test.values
+import kotlin.test.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+class TestTests {
+    @Test
+    fun testThatAfterCompilationTestWorkaroundsHaveCorrectValues() {
+        val correctValues = arrayOf(
+            dev.inmo.micro_utils.ksp.sealed.generator.test.Test.C,
+            dev.inmo.micro_utils.ksp.sealed.generator.test.Test.A,
+        )
+        val correctSubtypes = arrayOf(
+            dev.inmo.micro_utils.ksp.sealed.generator.test.Test.C::class,
+            dev.inmo.micro_utils.ksp.sealed.generator.test.Test.B::class,
+        )
+
+        assertEquals(
+            correctValues.size, dev.inmo.micro_utils.ksp.sealed.generator.test.Test.values().size
+        )
+        correctValues.forEachIndexed { index, value ->
+            assertTrue(
+                value === dev.inmo.micro_utils.ksp.sealed.generator.test.Test.values().elementAt(index)
+            )
+        }
+
+        assertEquals(
+            correctSubtypes.size, dev.inmo.micro_utils.ksp.sealed.generator.test.Test.subtypes().size
+        )
+        correctSubtypes.forEachIndexed { index, value ->
+            assertTrue(
+                value.qualifiedName != null
+            )
+            assertTrue(
+                value.qualifiedName === dev.inmo.micro_utils.ksp.sealed.generator.test.Test.subtypes().elementAt(index).qualifiedName
+            )
+        }
+    }
+}

ksp/sealed/src/commonMain/kotlin/GenerateSealedTypesWorkaround.kt

@@ -0,0 +1,15 @@
+package dev.inmo.micro_utils.ksp.sealed
+
+@Retention(AnnotationRetention.BINARY)
+@Target(AnnotationTarget.CLASS)
+annotation class GenerateSealedTypesWorkaround(
+    val prefix: String = "",
+    val includeNonSealedSubTypes: Boolean = false,
+) {
+    @Retention(AnnotationRetention.BINARY)
+    @Target(AnnotationTarget.CLASS)
+    annotation class Order(val order: Int)
+    @Retention(AnnotationRetention.BINARY)
+    @Target(AnnotationTarget.CLASS)
+    annotation class Exclude
+}

ksp/sealed/src/commonMain/kotlin/GenerateSealedWorkaround.kt

@@ -4,7 +4,7 @@ package dev.inmo.micro_utils.ksp.sealed
 @Target(AnnotationTarget.CLASS)
 annotation class GenerateSealedWorkaround(
     val prefix: String = "",
-    val includeNonSealedSubTypes: Boolean = false
+    val includeNonSealedSubTypes: Boolean = false,
 ) {
     @Retention(AnnotationRetention.BINARY)
     @Target(AnnotationTarget.CLASS)

renovate.json

@@ -1,6 +1,6 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
   "extends": [
-    "config:base"
+    "config:recommended"
   ]
 }

repos/exposed/src/jvmMain/kotlin/dev/inmo/micro_utils/repos/exposed/CommonExposedRepo.kt

@@ -8,8 +8,16 @@ interface CommonExposedRepo<IdType, ObjectType> : ExposedRepo {
     val selectById: ISqlExpressionBuilder.(IdType) -> Op<Boolean>
     val selectByIds: ISqlExpressionBuilder.(List<IdType>) -> Op<Boolean>
         get() = {
-            it.foldRight<IdType, Op<Boolean>?>(null) { id, acc ->
-                acc ?.or(selectById(id)) ?: selectById(id)
-            } ?: Op.FALSE
+            if (it.isEmpty()) {
+                Op.FALSE
+            } else {
+                var op = it.firstOrNull() ?.let { selectById(it) } ?: Op.FALSE
+                var i = 1
+                while (i < it.size) {
+                    op = op.or(selectById(it[i]))
+                    i++
+                }
+                op
+            }
         }
 }