Revert "add getCurrentLocale and compose translation"

This reverts commit fce47897d5.

CHANGELOG.md

@@ -1,5 +1,44 @@
 # Changelog
 
+## 0.26.7
+
+## 0.26.6
+
+* `Versions`:
+    * `Ktor`: `3.3.0` -> `3.3.1`
+    * `Okio`: `3.16.0` -> `3.16.2`
+
+## 0.26.5
+
+* `Versions`:
+    * `Kotlin`: `2.2.10` -> `2.2.20`
+    * `KSLog`: `1.5.0` -> `1.5.1`
+    * `Ktor`: `3.2.3` -> `3.3.0`
+    * `KotlinX Browser`: `0.3` -> `0.5.0`
+    * `Koin`: `4.1.0` -> `4.1.1`
+
+## 0.26.4
+
+* `Common`:
+  * Add expect/actual `MPPFilePathSeparator`
+  * Fix `FileName` realization to take care about system file path separator
+
+## 0.26.3
+
+* `Versions`:
+  * `Kotlin`: `2.2.0` -> `2.2.10`
+  * `KSP`: `2.2.0-2.0.2` -> `2.2.10-2.0.2`
+  * `Android CoreKTX`: `1.16.0` -> `1.17.0`
+  * `Android Fragment`: `1.8.8` -> `1.8.9`
+
+## 0.26.2
+
+* `Versions`:
+  * `Ktor`: `3.2.2` -> `3.2.3`
+  * `Okio`: `3.15.0` -> `3.16.0`
+* `Coroutines`:
+  * Rename `SpecialMutableStateFlow` to `MutableRedeliverStateFlow`
+
 ## 0.26.1
 
 * `Versions`:

common/compose/src/jvmTest/kotlin/LoadableComponentTests.kt

@@ -2,11 +2,9 @@ import androidx.compose.runtime.remember
 import androidx.compose.ui.test.ExperimentalTestApi
 import androidx.compose.ui.test.runComposeUiTest
 import dev.inmo.micro_utils.common.compose.LoadableComponent
-import dev.inmo.micro_utils.coroutines.SpecialMutableStateFlow
+import dev.inmo.micro_utils.coroutines.MutableRedeliverStateFlow
-import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.filter
 import kotlinx.coroutines.flow.first
-import kotlinx.coroutines.flow.firstOrNull
 import org.jetbrains.annotations.TestOnly
 import kotlin.test.Test
 import kotlin.test.assertTrue
@@ -16,8 +14,8 @@ class LoadableComponentTests {
     @Test
     @TestOnly
     fun testSimpleLoad() = runComposeUiTest {
-        val loadingFlow = SpecialMutableStateFlow<Int>(0)
+        val loadingFlow = MutableRedeliverStateFlow<Int>(0)
-        val loadedFlow = SpecialMutableStateFlow<Int>(0)
+        val loadedFlow = MutableRedeliverStateFlow<Int>(0)
         setContent {
             LoadableComponent<Int>({
                 loadingFlow.filter { it == 1 }.first()

common/src/commonMain/kotlin/dev/inmo/micro_utils/common/MPPFile.kt

@@ -7,7 +7,7 @@ import kotlin.jvm.JvmInline
 @JvmInline
 value class FileName(val string: String) {
     val name: String
-        get() = withoutSlashAtTheEnd.takeLastWhile { it != '/' }
+        get() = withoutSlashAtTheEnd.takeLastWhile { it != MPPFilePathSeparator }
     val extension: String
         get() = name.takeLastWhile { it != '.' }
     val nameWithoutExtension: String
@@ -18,7 +18,7 @@ value class FileName(val string: String) {
             } ?: filename
         }
     val withoutSlashAtTheEnd: String
-        get() = string.dropLastWhile { it == '/' }
+        get() = string.dropLastWhile { it == MPPFilePathSeparator }
     override fun toString(): String = string
 }
 
@@ -26,6 +26,7 @@ value class FileName(val string: String) {
 expect class MPPFile
 
 expect val MPPFile.filename: FileName
+expect val MPPFilePathSeparator: Char
 expect val MPPFile.filesize: Long
 expect val MPPFile.bytesAllocatorSync: ByteArrayAllocator
 expect val MPPFile.bytesAllocator: SuspendByteArrayAllocator

common/src/jsMain/kotlin/dev/inmo/micro_utils/common/JSMPPFile.kt

@@ -35,6 +35,10 @@ private suspend fun MPPFile.dirtyReadBytes(): ByteArray = readBytesPromise().awa
  */
 actual val MPPFile.filename: FileName
     get() = FileName(name)
+
+actual val MPPFilePathSeparator: Char
+    get() = '/'
+
 /**
  * @suppress
  */

common/src/jvmMain/kotlin/dev/inmo/micro_utils/common/JVMMPPFile.kt

@@ -14,6 +14,10 @@ actual typealias MPPFile = File
  */
 actual val MPPFile.filename: FileName
     get() = FileName(name)
+
+actual val MPPFilePathSeparator: Char
+    get() = File.separatorChar
+
 /**
  * @suppress
  */

common/src/nativeMain/kotlin/ActualMPPFile.kt

@@ -11,6 +11,10 @@ actual typealias MPPFile = Path
  */
 actual val MPPFile.filename: FileName
     get() = FileName(toString())
+
+
+actual val MPPFilePathSeparator: Char = Path.DIRECTORY_SEPARATOR.first()
+
 /**
  * @suppress
  */

common/src/wasmJsMain/kotlin/dev/inmo/micro_utils/common/JSMPPFile.kt

@@ -37,6 +37,10 @@ private suspend fun MPPFile.dirtyReadBytes(): ByteArray = readBytesPromise().awa
  */
 actual val MPPFile.filename: FileName
     get() = FileName(name)
+
+actual val MPPFilePathSeparator: Char
+    get() = '/'
+
 /**
  * @suppress
  */

coroutines/compose/src/jsMain/kotlin/dev/inmo/micro_utils/coroutines/compose/StyleSheetsAggregator.kt

@@ -3,7 +3,7 @@ package dev.inmo.micro_utils.coroutines.compose
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.remember
-import dev.inmo.micro_utils.coroutines.SpecialMutableStateFlow
+import dev.inmo.micro_utils.coroutines.MutableRedeliverStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.debounce
@@ -16,7 +16,7 @@ import org.jetbrains.compose.web.css.StyleSheet
  * to add `Style(stylesheet)` on every compose function call
  */
 object StyleSheetsAggregator {
-    private val _stylesFlow = SpecialMutableStateFlow<Set<CSSRulesHolder>>(emptySet())
+    private val _stylesFlow = MutableRedeliverStateFlow<Set<CSSRulesHolder>>(emptySet())
     val stylesFlow: StateFlow<Set<CSSRulesHolder>> = _stylesFlow.asStateFlow()
 
     @Composable

coroutines/compose/src/jvmTest/kotlin/FlowStateTests.kt

@@ -2,7 +2,7 @@ import androidx.compose.material.Button
 import androidx.compose.material.Text
 import androidx.compose.runtime.collectAsState
 import androidx.compose.ui.test.*
-import dev.inmo.micro_utils.coroutines.SpecialMutableStateFlow
+import dev.inmo.micro_utils.coroutines.MutableRedeliverStateFlow
 import org.jetbrains.annotations.TestOnly
 import kotlin.test.Test
 
@@ -11,7 +11,7 @@ class FlowStateTests {
     @Test
     @TestOnly
     fun simpleTest() = runComposeUiTest {
-        val flowState = SpecialMutableStateFlow(0)
+        val flowState = MutableRedeliverStateFlow(0)
         setContent {
             Button({ flowState.value++ }) { Text("Click") }
             Text(flowState.collectAsState().value.toString())

coroutines/src/commonMain/kotlin/dev/inmo/micro_utils/coroutines/MutableRedeliverStateFlow.kt

@@ -1,7 +1,5 @@
 package dev.inmo.micro_utils.coroutines
 
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.InternalCoroutinesApi
 import kotlinx.coroutines.channels.BufferOverflow
@@ -11,13 +9,12 @@ import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.internal.SynchronizedObject
 import kotlinx.coroutines.internal.synchronized
-import kotlin.coroutines.CoroutineContext
 
 /**
  * Works like [StateFlow], but guarantee that latest value update will always be delivered to
  * each active subscriber
  */
-open class SpecialMutableStateFlow<T>(
+open class MutableRedeliverStateFlow<T>(
     initialValue: T
 ) : MutableStateFlow<T>, FlowCollector<T>, MutableSharedFlow<T> {
     @OptIn(InternalCoroutinesApi::class)
@@ -68,3 +65,6 @@ open class SpecialMutableStateFlow<T>(
 
     override suspend fun collect(collector: FlowCollector<T>) = sharingFlow.collect(collector)
 }
+
+@Deprecated("Renamed to MutableRedeliverStateFlow", ReplaceWith("MutableRedeliverStateFlow<T>"))
+typealias SpecialMutableStateFlow<T> = MutableRedeliverStateFlow<T>

coroutines/src/commonMain/kotlin/dev/inmo/micro_utils/coroutines/SmartMutex.kt

@@ -1,7 +1,6 @@
 package dev.inmo.micro_utils.coroutines
 
 import kotlinx.coroutines.currentCoroutineContext
-import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.first
@@ -44,7 +43,7 @@ sealed interface SmartMutex {
      * @param locked Preset state of [isLocked] and its internal [_lockStateFlow]
      */
     class Mutable(locked: Boolean = false) : SmartMutex {
-        private val _lockStateFlow = SpecialMutableStateFlow<Boolean>(locked)
+        private val _lockStateFlow = MutableRedeliverStateFlow<Boolean>(locked)
         override val lockStateFlow: StateFlow<Boolean> = _lockStateFlow.asStateFlow()
 
         private val internalChangesMutex = Mutex()

coroutines/src/commonMain/kotlin/dev/inmo/micro_utils/coroutines/SmartSemaphore.kt

@@ -1,7 +1,6 @@
 package dev.inmo.micro_utils.coroutines
 
 import kotlinx.coroutines.currentCoroutineContext
-import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.first
@@ -47,7 +46,7 @@ sealed interface SmartSemaphore {
      */
     class Mutable(permits: Int, acquiredPermits: Int = 0) : SmartSemaphore {
         override val maxPermits: Int = permits
-        private val _freePermitsStateFlow = SpecialMutableStateFlow<Int>(permits - acquiredPermits)
+        private val _freePermitsStateFlow = MutableRedeliverStateFlow<Int>(permits - acquiredPermits)
         override val permitsStateFlow: StateFlow<Int> = _freePermitsStateFlow.asStateFlow()
 
         private val internalChangesMutex = Mutex(false)
@@ -73,7 +72,7 @@ sealed interface SmartSemaphore {
                         acquiredPermits != checkedPermits
                     }
                     if (shouldContinue) {
-                        waitRelease()
+                        waitRelease(checkedPermits - acquiredPermits)
                     }
                 } while (shouldContinue && currentCoroutineContext().isActive)
             } catch (e: Throwable) {

coroutines/src/commonTest/kotlin/SmartKeyRWLockerTests.kt

@@ -4,6 +4,7 @@ import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import kotlinx.coroutines.test.runTest
+import kotlin.test.BeforeTest
 import kotlin.test.Test
 import kotlin.test.assertEquals
 import kotlin.test.assertFails
@@ -13,184 +14,517 @@ import kotlin.time.Duration.Companion.milliseconds
 import kotlin.time.Duration.Companion.seconds
 
 class SmartKeyRWLockerTests {
-    @Test
+    private lateinit var locker: SmartKeyRWLocker<String>
-    fun writeLockKeyFailedOnGlobalWriteLockTest() = runTest {
-        val locker = SmartKeyRWLocker<String>()
-        val testKey = "test"
-        locker.lockWrite()
 
-        assertTrue { locker.isWriteLocked() }
+    @BeforeTest
-
+    fun setup() {
-        assertFails {
+        locker = SmartKeyRWLocker()
-            realWithTimeout(1.seconds) {
-                locker.lockWrite(testKey)
-            }
-        }
-        assertFalse { locker.isWriteLocked(testKey) }
-
-        locker.unlockWrite()
-        assertFalse { locker.isWriteLocked() }
-
-        realWithTimeout(1.seconds) {
-            locker.lockWrite(testKey)
-        }
-        assertTrue { locker.isWriteLocked(testKey) }
-        assertTrue { locker.unlockWrite(testKey) }
-        assertFalse { locker.isWriteLocked(testKey) }
     }
+
+    // ==================== Global Read Tests ====================
+
     @Test
-    fun writeLockKeyFailedOnGlobalReadLockTest() = runTest {
+    fun testGlobalReadAllowsMultipleConcurrentReads() = runTest {
-        val locker = SmartKeyRWLocker<String>()
+        val results = mutableListOf<Boolean>()
-        val testKey = "test"
+
         locker.acquireRead()
 
-        assertEquals(Int.MAX_VALUE - 1, locker.readSemaphore().freePermits)
+        val jobs = List(5) {
-
+            launch {
-        assertFails {
+                locker.acquireRead()
-            realWithTimeout(1.seconds) {
+                delay(100.milliseconds)
-                locker.lockWrite(testKey)
+                results.add(true)
+                locker.releaseRead()
             }
         }
-        assertFalse { locker.isWriteLocked(testKey) }
+
+        jobs.joinAll()
+        locker.releaseRead()
+
+        assertEquals(5, results.size)
+    }
+
+    @Test
+    fun testGlobalReadBlocksGlobalWrite() = runTest {
+        locker.acquireRead()
+
+        var writeAcquired = false
+        val writeJob = launch {
+            locker.lockWrite()
+            writeAcquired = true
+            locker.unlockWrite()
+        }
+
+        delay(200.milliseconds)
+        assertFalse(writeAcquired, "Write should be blocked by global read")
 
         locker.releaseRead()
-        assertEquals(Int.MAX_VALUE, locker.readSemaphore().freePermits)
+        writeJob.join()
 
-        realWithTimeout(1.seconds) {
+        assertTrue(writeAcquired, "Write should succeed after read released")
-            locker.lockWrite(testKey)
-        }
-        assertTrue { locker.isWriteLocked(testKey) }
-        assertTrue { locker.unlockWrite(testKey) }
-        assertFalse { locker.isWriteLocked(testKey) }
     }
+
     @Test
-    fun readLockFailedOnWriteLockKeyTest() = runTest {
+    fun testGlobalReadBlocksAllKeyWrites() = runTest {
-        val locker = SmartKeyRWLocker<String>()
+        locker.acquireRead()
-        val testKey = "test"
-        locker.lockWrite(testKey)
 
-        assertTrue { locker.isWriteLocked(testKey) }
+        val writeFlags = mutableMapOf<String, Boolean>()
+        val keys = listOf("key1", "key2", "key3")
 
-        assertFails {
+        val jobs = keys.map { key ->
-            realWithTimeout(1.seconds) {
+            launch {
+                locker.lockWrite(key)
+                writeFlags[key] = true
+                locker.unlockWrite(key)
+            }
+        }
+
+        delay(200.milliseconds)
+        assertTrue(writeFlags.isEmpty(), "No writes should succeed while global read active")
+
+        locker.releaseRead()
+        jobs.joinAll()
+
+        assertEquals(keys.size, writeFlags.size, "All writes should succeed after global read released")
+    }
+
+    // ==================== Global Write Tests ====================
+
+    @Test
+    fun testGlobalWriteBlocksAllOperations() = runTest {
+        locker.lockWrite()
+
+        var globalReadAcquired = false
+        var keyReadAcquired = false
+        var keyWriteAcquired = false
+
+        val jobs = listOf(
+            launch {
                 locker.acquireRead()
+                globalReadAcquired = true
+                locker.releaseRead()
+            },
+            launch {
+                locker.acquireRead("key1")
+                keyReadAcquired = true
+                locker.releaseRead("key1")
+            },
+            launch {
+                locker.lockWrite("key2")
+                keyWriteAcquired = true
+                locker.unlockWrite("key2")
             }
-        }
+        )
-        assertEquals(locker.readSemaphore().maxPermits - 1, locker.readSemaphore().freePermits)
 
-        locker.unlockWrite(testKey)
+        delay(200.milliseconds)
-        assertFalse { locker.isWriteLocked(testKey) }
+        assertFalse(globalReadAcquired, "Global read should be blocked")
+        assertFalse(keyReadAcquired, "Key read should be blocked")
+        assertFalse(keyWriteAcquired, "Key write should be blocked")
 
-        realWithTimeout(1.seconds) {
+        locker.unlockWrite()
-            locker.acquireRead()
+        jobs.joinAll()
-        }
+
-        assertEquals(locker.readSemaphore().maxPermits - 1, locker.readSemaphore().freePermits)
+        assertTrue(globalReadAcquired)
-        assertTrue { locker.releaseRead() }
+        assertTrue(keyReadAcquired)
-        assertEquals(locker.readSemaphore().maxPermits, locker.readSemaphore().freePermits)
+        assertTrue(keyWriteAcquired)
     }
+
     @Test
-    fun writeLockFailedOnWriteLockKeyTest() = runTest {
+    fun testGlobalWriteIsExclusive() = runTest {
-        val locker = SmartKeyRWLocker<String>()
+        locker.lockWrite()
-        val testKey = "test"
-        locker.lockWrite(testKey)
 
-        assertTrue { locker.isWriteLocked(testKey) }
+        var secondWriteAcquired = false
-
+        val job = launch {
-        assertFails {
-            realWithTimeout(1.seconds) {
-                locker.lockWrite()
-            }
-        }
-        assertFalse(locker.isWriteLocked())
-
-        locker.unlockWrite(testKey)
-        assertFalse { locker.isWriteLocked(testKey) }
-
-        realWithTimeout(1.seconds) {
             locker.lockWrite()
+            secondWriteAcquired = true
+            locker.unlockWrite()
         }
-        assertTrue(locker.isWriteLocked())
+
-        assertTrue { locker.unlockWrite() }
+        delay(200.milliseconds)
-        assertFalse(locker.isWriteLocked())
+        assertFalse(secondWriteAcquired, "Second global write should be blocked")
+
+        locker.unlockWrite()
+        job.join()
+
+        assertTrue(secondWriteAcquired)
     }
+
+    // ==================== Key Read Tests ====================
+
     @Test
-    fun readsBlockingGlobalWrite() = runTest {
+    fun testKeyReadAllowsMultipleConcurrentReadsForSameKey() = runTest {
-        val locker = SmartKeyRWLocker<String>()
+        val key = "testKey"
+        val results = mutableListOf<Boolean>()
 
-        val testKeys = (0 until 100).map { "test$it" }
+        locker.acquireRead(key)
 
-        for (i in testKeys.indices) {
+        val jobs = List(5) {
-            val it = testKeys[i]
+            launch {
-            locker.acquireRead(it)
+                locker.acquireRead(key)
-            val previous = testKeys.take(i)
+                delay(50.milliseconds)
-            val next = testKeys.drop(i + 1)
+                results.add(true)
-
+                locker.releaseRead(key)
-            previous.forEach {
-                assertTrue { locker.readSemaphoreOrNull(it) ?.freePermits == Int.MAX_VALUE - 1 }
-            }
-            next.forEach {
-                assertTrue { locker.readSemaphoreOrNull(it) ?.freePermits == null }
             }
         }
 
-        for (i in testKeys.indices) {
+        jobs.joinAll()
-            val it = testKeys[i]
+        locker.releaseRead(key)
-            assertFails {
+
-                realWithTimeout(13.milliseconds) { locker.lockWrite() }
+        assertEquals(5, results.size)
+    }
+
+    @Test
+    fun testKeyReadAllowsReadsForDifferentKeys() = runTest {
+        val results = mutableMapOf<String, Boolean>()
+
+        locker.acquireRead("key1")
+
+        val jobs = listOf("key2", "key3", "key4").map { key ->
+            launch {
+                locker.acquireRead(key)
+                delay(50.milliseconds)
+                results[key] = true
+                locker.releaseRead(key)
             }
-            val readPermitsBeforeLock = locker.readSemaphore().freePermits
+        }
-            realWithTimeout(1.seconds) { locker.acquireRead() }
+
+        jobs.joinAll()
+        locker.releaseRead("key1")
+
+        assertEquals(3, results.size)
+    }
+
+    @Test
+    fun testKeyReadBlocksWriteForSameKey() = runTest {
+        val key = "testKey"
+        locker.acquireRead(key)
+
+        var writeAcquired = false
+        val job = launch {
+            locker.lockWrite(key)
+            writeAcquired = true
+            locker.unlockWrite(key)
+        }
+
+        delay(200.milliseconds)
+        assertFalse(writeAcquired, "Write for same key should be blocked")
+
+        locker.releaseRead(key)
+        job.join()
+
+        assertTrue(writeAcquired)
+    }
+
+    @Test
+    fun testKeyReadBlocksGlobalWrite() = runTest {
+        locker.acquireRead("key1")
+
+        var globalWriteAcquired = false
+        val job = launch {
+            locker.lockWrite()
+            globalWriteAcquired = true
+            locker.unlockWrite()
+        }
+
+        delay(200.milliseconds)
+        assertFalse(globalWriteAcquired, "Global write should be blocked by key read")
+
+        locker.releaseRead("key1")
+        job.join()
+
+        assertTrue(globalWriteAcquired)
+    }
+
+    @Test
+    fun testKeyReadAllowsWriteForDifferentKey() = runTest {
+        locker.acquireRead("key1")
+
+        var writeAcquired = false
+        val job = launch {
+            locker.lockWrite("key2")
+            writeAcquired = true
+            locker.unlockWrite("key2")
+        }
+
+        job.join()
+        assertTrue(writeAcquired, "Write for different key should succeed")
+
+        locker.releaseRead("key1")
+    }
+
+    // ==================== Key Write Tests ====================
+
+    @Test
+    fun testKeyWriteBlocksReadForSameKey() = runTest {
+        val key = "testKey"
+        locker.lockWrite(key)
+
+        var readAcquired = false
+        val job = launch {
+            locker.acquireRead(key)
+            readAcquired = true
+            locker.releaseRead(key)
+        }
+
+        delay(200.milliseconds)
+        assertFalse(readAcquired, "Read for same key should be blocked")
+
+        locker.unlockWrite(key)
+        job.join()
+
+        assertTrue(readAcquired)
+    }
+
+    @Test
+    fun testKeyWriteBlocksGlobalRead() = runTest {
+        locker.lockWrite("key1")
+
+        var globalReadAcquired = false
+        val job = launch {
+            locker.acquireRead()
+            globalReadAcquired = true
             locker.releaseRead()
-            assertEquals(readPermitsBeforeLock, locker.readSemaphore().freePermits)
-
-            locker.releaseRead(it)
         }
 
-        assertTrue { locker.readSemaphore().freePermits == Int.MAX_VALUE }
+        delay(200.milliseconds)
-        realWithTimeout(1.seconds) { locker.lockWrite() }
+        assertFalse(globalReadAcquired, "Global read should be blocked by key write")
-        assertFails {
+
-            realWithTimeout(13.milliseconds) { locker.acquireRead() }
+        locker.unlockWrite("key1")
-        }
+        job.join()
-        assertTrue { locker.unlockWrite() }
+
-        assertTrue { locker.readSemaphore().freePermits == Int.MAX_VALUE }
+        assertTrue(globalReadAcquired)
     }
+
     @Test
-    fun writesBlockingGlobalWrite() = runTest {
+    fun testKeyWriteIsExclusiveForSameKey() = runTest {
-        val locker = SmartKeyRWLocker<String>()
+        val key = "testKey"
+        locker.lockWrite(key)
 
-        val testKeys = (0 until 100).map { "test$it" }
+        var secondWriteAcquired = false
+        val job = launch {
+            locker.lockWrite(key)
+            secondWriteAcquired = true
+            locker.unlockWrite(key)
+        }
 
-        for (i in testKeys.indices) {
+        delay(200.milliseconds)
-            val it = testKeys[i]
+        assertFalse(secondWriteAcquired, "Second write for same key should be blocked")
-            locker.lockWrite(it)
-            val previous = testKeys.take(i)
-            val next = testKeys.drop(i + 1)
 
-            previous.forEach {
+        locker.unlockWrite(key)
-                assertTrue { locker.writeMutexOrNull(it) ?.isLocked == true }
+        job.join()
+
+        assertTrue(secondWriteAcquired)
+    }
+
+    @Test
+    fun testKeyWriteAllowsOperationsOnDifferentKeys() = runTest {
+        locker.lockWrite("key1")
+
+        val results = mutableMapOf<String, Boolean>()
+
+        val jobs = listOf(
+            launch {
+                locker.acquireRead("key2")
+                results["read-key2"] = true
+                locker.releaseRead("key2")
+            },
+            launch {
+                locker.lockWrite("key3")
+                results["write-key3"] = true
+                locker.unlockWrite("key3")
             }
-            next.forEach {
+        )
-                assertTrue { locker.writeMutexOrNull(it) ?.isLocked != true }
+
+        jobs.joinAll()
+        assertEquals(2, results.size, "Operations on different keys should succeed")
+
+        locker.unlockWrite("key1")
+    }
+
+    // ==================== Complex Scenarios ====================
+
+    @Test
+    fun testMultipleReadersThenWriter() = runTest {
+        val key = "testKey"
+        val readCount = 5
+        val readers = mutableListOf<Job>()
+
+        repeat(readCount) {
+            readers.add(launch {
+                locker.acquireRead(key)
+                delay(100.milliseconds)
+                locker.releaseRead(key)
+            })
+        }
+
+        delay(50.milliseconds) // Let readers acquire
+
+        var writerExecuted = false
+        val writer = launch {
+            locker.lockWrite(key)
+            writerExecuted = true
+            locker.unlockWrite(key)
+        }
+
+        delay(50.milliseconds)
+        assertFalse(writerExecuted, "Writer should wait for all readers")
+
+        readers.joinAll()
+        writer.join()
+
+        assertTrue(writerExecuted, "Writer should execute after all readers done")
+    }
+
+    @Test
+    fun testWriterThenMultipleReaders() = runTest {
+        val key = "testKey"
+
+        locker.lockWrite(key)
+
+        val readerFlags = mutableListOf<Boolean>()
+        val readers = List(5) {
+            launch {
+                locker.acquireRead(key)
+                readerFlags.add(true)
+                locker.releaseRead(key)
             }
         }
 
-        for (i in testKeys.indices) {
+        delay(200.milliseconds)
-            val it = testKeys[i]
+        assertTrue(readerFlags.isEmpty(), "Readers should be blocked by writer")
-            assertFails { realWithTimeout(13.milliseconds) { locker.lockWrite() } }
 
-            val readPermitsBeforeLock = locker.readSemaphore().freePermits
+        locker.unlockWrite(key)
-            assertFails { realWithTimeout(13.milliseconds) { locker.acquireRead() } }
+        readers.joinAll()
-            assertEquals(readPermitsBeforeLock, locker.readSemaphore().freePermits)
 
-            locker.unlockWrite(it)
+        assertEquals(5, readerFlags.size, "All readers should succeed after writer")
+    }
+
+    @Test
+    fun testCascadingLocksWithDifferentKeys() = runTest {
+        val executed = mutableMapOf<String, Boolean>()
+
+        launch {
+            locker.lockWrite("key1")
+            executed["write-key1-start"] = true
+            delay(100.milliseconds)
+            locker.unlockWrite("key1")
+            executed["write-key1-end"] = true
         }
 
-        assertTrue { locker.readSemaphore().freePermits == Int.MAX_VALUE }
+        delay(50.milliseconds)
-        realWithTimeout(1.seconds) { locker.lockWrite() }
+
-        assertFails {
+        launch {
-            realWithTimeout(13.milliseconds) { locker.acquireRead() }
+            locker.acquireRead("key2")
+            executed["read-key2"] = true
+            delay(100.milliseconds)
+            locker.releaseRead("key2")
         }
-        assertTrue { locker.unlockWrite() }
+
-        assertTrue { locker.readSemaphore().freePermits == Int.MAX_VALUE }
+        delay(200.milliseconds)
+
+        assertTrue(executed["write-key1-start"] == true)
+        assertTrue(executed["read-key2"] == true)
+        assertTrue(executed["write-key1-end"] == true)
+    }
+
+    @Test
+    fun testReleaseWithoutAcquireReturnsFalse() = runTest {
+        assertFalse(locker.releaseRead(), "Release without acquire should return false")
+        assertFalse(locker.releaseRead("key1"), "Release without acquire should return false")
+    }
+
+    @Test
+    fun testUnlockWithoutLockReturnsFalse() = runTest {
+        assertFalse(locker.unlockWrite(), "Unlock without lock should return false")
+        assertFalse(locker.unlockWrite("key1"), "Unlock without lock should return false")
+    }
+
+    @Test
+    fun testProperReleaseReturnsTrue() = runTest {
+        locker.acquireRead()
+        assertTrue(locker.releaseRead(), "Release after acquire should return true")
+
+        locker.acquireRead("key1")
+        assertTrue(locker.releaseRead("key1"), "Release after acquire should return true")
+    }
+
+    @Test
+    fun testProperUnlockReturnsTrue() = runTest {
+        locker.lockWrite()
+        assertTrue(locker.unlockWrite(), "Unlock after lock should return true")
+
+        locker.lockWrite("key1")
+        assertTrue(locker.unlockWrite("key1"), "Unlock after lock should return true")
+    }
+
+    // ==================== Stress Tests ====================
+
+    @Test
+    fun stressTestWithMixedOperations() = runTest(timeout = 10.seconds) {
+        val operations = 100
+        val keys = listOf("key1", "key2", "key3", "key4", "key5")
+        val jobs = mutableListOf<Job>()
+
+        repeat(operations) { i ->
+            val key = keys[i % keys.size]
+
+            when (i % 4) {
+                0 -> jobs.add(launch {
+                    locker.acquireRead(key)
+                    delay(10.milliseconds)
+                    locker.releaseRead(key)
+                })
+                1 -> jobs.add(launch {
+                    locker.lockWrite(key)
+                    delay(10.milliseconds)
+                    locker.unlockWrite(key)
+                })
+                2 -> jobs.add(launch {
+                    locker.acquireRead()
+                    delay(10.milliseconds)
+                    locker.releaseRead()
+                })
+                3 -> jobs.add(launch {
+                    locker.lockWrite()
+                    delay(10.milliseconds)
+                    locker.unlockWrite()
+                })
+            }
+        }
+
+        jobs.joinAll()
+        // If we reach here without deadlock or exceptions, test passes
+    }
+
+    @Test
+    fun testFairnessReadersDontStarveWriters() = runTest(timeout = 5.seconds) {
+        val key = "testKey"
+        var writerExecuted = false
+
+        // Start continuous readers
+        val readers = List(10) {
+            launch {
+                repeat(5) {
+                    locker.acquireRead(key)
+                    delay(50.milliseconds)
+                    locker.releaseRead(key)
+                    delay(10.milliseconds)
+                }
+            }
+        }
+
+        delay(100.milliseconds)
+
+        // Try to acquire write lock
+        val writer = launch {
+            locker.lockWrite(key)
+            writerExecuted = true
+            locker.unlockWrite(key)
+        }
+
+        readers.joinAll()
+        writer.join()
+
+        assertTrue(writerExecuted, "Writer should eventually execute")
     }
 }

coroutines/src/commonTest/kotlin/SpecialMutableStateFlowTests.kt

@@ -1,33 +1,31 @@
-import dev.inmo.micro_utils.coroutines.SpecialMutableStateFlow
+import dev.inmo.micro_utils.coroutines.MutableRedeliverStateFlow
-import dev.inmo.micro_utils.coroutines.asDeferred
 import dev.inmo.micro_utils.coroutines.subscribe
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.test.runTest
 import kotlin.test.Test
 import kotlin.test.assertEquals
-import kotlin.test.assertTrue
 
 class SpecialMutableStateFlowTests {
     @Test
     fun simpleTest() = runTest {
-        val specialMutableStateFlow = SpecialMutableStateFlow(0)
+        val mutableRedeliverStateFlow = MutableRedeliverStateFlow(0)
-        specialMutableStateFlow.value = 1
+        mutableRedeliverStateFlow.value = 1
-        specialMutableStateFlow.first { it == 1 }
+        mutableRedeliverStateFlow.first { it == 1 }
-        assertEquals(1, specialMutableStateFlow.value)
+        assertEquals(1, mutableRedeliverStateFlow.value)
     }
     @Test
     fun specialTest() = runTest {
-        val specialMutableStateFlow = SpecialMutableStateFlow(0)
+        val mutableRedeliverStateFlow = MutableRedeliverStateFlow(0)
         lateinit var subscriberJob: Job
-        subscriberJob = specialMutableStateFlow.subscribe(this) {
+        subscriberJob = mutableRedeliverStateFlow.subscribe(this) {
             when (it) {
-                1 -> specialMutableStateFlow.value = 2
+                1 -> mutableRedeliverStateFlow.value = 2
                 2 -> subscriberJob.cancel()
             }
         }
-        specialMutableStateFlow.value = 1
+        mutableRedeliverStateFlow.value = 1
         subscriberJob.join()
-        assertEquals(2, specialMutableStateFlow.value)
+        assertEquals(2, mutableRedeliverStateFlow.value)
     }
 }

gradle.properties

@@ -18,5 +18,5 @@ crypto_js_version=4.1.1
 # Project data
 
 group=dev.inmo
-version=0.26.1
+version=0.26.7
-android_code_version=300
+android_code_version=306

gradle/libs.versions.toml

@@ -1,45 +1,46 @@
 [versions]
 
-kt = "2.2.0"
+kt = "2.2.20"
 kt-serialization = "1.9.0"
 kt-coroutines = "1.10.2"
 
-kotlinx-browser = "0.3"
+kotlinx-browser = "0.5.0"
 
-kslog = "1.5.0"
+kslog = "1.5.1"
 
 jb-compose = "1.8.2"
 jb-exposed = "0.61.0"
-jb-dokka = "2.0.0"
+jb-dokka = "2.1.0"
 
+# 3.50.3.0 contains bug https://github.com/InsanusMokrassar/MicroUtils/actions/runs/18138301958/job/51629588088
 sqlite = "3.50.1.0"
 
 korlibs = "5.4.0"
 uuid = "0.8.4"
 
-ktor = "3.2.2"
+ktor = "3.3.1"
 
 gh-release = "2.5.2"
 
-koin = "4.1.0"
+koin = "4.1.1"
 
-okio = "3.15.0"
+okio = "3.16.2"
 
-ksp = "2.2.0-2.0.2"
+ksp = "2.2.20-2.0.3"
 kotlin-poet = "2.2.0"
 
 versions = "0.52.0"
-nmcp = "1.0.1"
+nmcp = "1.1.0"
 
-android-gradle = "8.9.+"
+android-gradle = "8.10.+"
 dexcount = "4.0.0"
 
-android-coreKtx = "1.16.0"
+android-coreKtx = "1.17.0"
 android-recyclerView = "1.4.0"
 android-appCompat = "1.7.1"
-android-fragment = "1.8.8"
+android-fragment = "1.8.9"
-android-espresso = "3.6.1"
+android-espresso = "3.7.0"
-android-test = "1.2.1"
+android-test = "1.3.0"
 
 android-props-minSdk = "21"
 android-props-compileSdk = "36"

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

pagination/compose/src/commonMain/kotlin/InfinityPagedComponent.kt

@@ -1,9 +1,8 @@
 package dev.inmo.micro_utils.pagination.compose
 
 import androidx.compose.runtime.*
-import dev.inmo.micro_utils.coroutines.SpecialMutableStateFlow
+import dev.inmo.micro_utils.coroutines.MutableRedeliverStateFlow
 import dev.inmo.micro_utils.coroutines.launchLoggingDropExceptions
-import dev.inmo.micro_utils.coroutines.runCatchingLogging
 import dev.inmo.micro_utils.pagination.*
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Job
@@ -27,8 +26,8 @@ class InfinityPagedComponentContext<T> internal constructor(
     private val loader: suspend InfinityPagedComponentContext<T>.(Pagination) -> PaginationResult<T>
 ) {
     internal val startPage = SimplePagination(page, size)
-    internal val latestLoadedPage = SpecialMutableStateFlow<PaginationResult<T>?>(null)
+    internal val latestLoadedPage = MutableRedeliverStateFlow<PaginationResult<T>?>(null)
-    internal val dataState = SpecialMutableStateFlow<List<T>?>(null)
+    internal val dataState = MutableRedeliverStateFlow<List<T>?>(null)
     internal var loadingJob: Job? = null
     internal val loadingMutex = Mutex()
 

pagination/compose/src/commonMain/kotlin/PagedComponent.kt

@@ -1,7 +1,7 @@
 package dev.inmo.micro_utils.pagination.compose
 
 import androidx.compose.runtime.*
-import dev.inmo.micro_utils.coroutines.SpecialMutableStateFlow
+import dev.inmo.micro_utils.coroutines.MutableRedeliverStateFlow
 import dev.inmo.micro_utils.coroutines.launchLoggingDropExceptions
 import dev.inmo.micro_utils.pagination.*
 import kotlinx.coroutines.CoroutineScope
@@ -28,8 +28,8 @@ class PagedComponentContext<T> internal constructor(
     private val loader: suspend PagedComponentContext<T>.(Pagination) -> PaginationResult<T>
 ) {
     internal val startPage = SimplePagination(initialPage, size)
-    internal val latestLoadedPage = SpecialMutableStateFlow<PaginationResult<T>?>(null)
+    internal val latestLoadedPage = MutableRedeliverStateFlow<PaginationResult<T>?>(null)
-    internal val dataState = SpecialMutableStateFlow<PaginationResult<T>?>(null)
+    internal val dataState = MutableRedeliverStateFlow<PaginationResult<T>?>(null)
     internal var loadingJob: Job? = null
     internal val loadingMutex = Mutex()
 

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

@@ -1,10 +1,81 @@
 package dev.inmo.micro_utils.repos.exposed
 
 import org.jetbrains.exposed.sql.*
+import org.jetbrains.exposed.sql.SchemaUtils.addMissingColumnsStatements
+import org.jetbrains.exposed.sql.SchemaUtils.checkMappingConsistence
+import org.jetbrains.exposed.sql.SchemaUtils.createStatements
+import org.jetbrains.exposed.sql.transactions.TransactionManager
 import org.jetbrains.exposed.sql.transactions.transaction
 
+/**
+ * Code in this function mostly duplicates Exposed [SchemaUtils.createMissingTablesAndColumns]. It made due to deprecation
+ * status of the last one and potential lost of it in future updates.
+ *
+ * Code doing:
+ *
+ * * Creating missed tables
+ * * Altering missed tables (where possible)
+ * * Calculate problems with [checkMappingConsistence] and add them in execution too
+ *
+ * All changes made in [transaction] with [database] as its `db` argument
+ */
+fun initTablesInTransaction(vararg tables: Table, database: Database, inBatch: Boolean = false, withLogs: Boolean = true) {
+    transaction(database) {
+        fun <R> logTimeSpent(message: String, withLogs: Boolean, block: () -> R): R {
+            return if (withLogs) {
+                val start = System.currentTimeMillis()
+                val answer = block()
+                exposedLogger.info(message + " took " + (System.currentTimeMillis() - start) + "ms")
+                answer
+            } else {
+                block()
+            }
+        }
+        fun Transaction.execStatements(inBatch: Boolean, statements: List<String>) {
+            if (inBatch) {
+                execInBatch(statements)
+            } else {
+                for (statement in statements) {
+                    exec(statement)
+                }
+            }
+        }
+        with(TransactionManager.current()) {
+            db.dialect.resetCaches()
+            val createStatements = logTimeSpent("Preparing create tables statements", withLogs) {
+                createStatements(*tables)
+            }
+            logTimeSpent("Executing create tables statements", withLogs) {
+                execStatements(inBatch, createStatements)
+                commit()
+            }
+
+            val alterStatements = logTimeSpent("Preparing alter table statements", withLogs) {
+                addMissingColumnsStatements(tables = tables, withLogs)
+            }
+            logTimeSpent("Executing alter table statements", withLogs) {
+                execStatements(inBatch, alterStatements)
+                commit()
+            }
+            val executedStatements = createStatements + alterStatements
+            logTimeSpent("Checking mapping consistence", withLogs) {
+                val modifyTablesStatements = checkMappingConsistence(
+                    tables = tables,
+                    withLogs
+                ).filter { it !in executedStatements }
+                execStatements(inBatch, modifyTablesStatements)
+                commit()
+            }
+            db.dialect.resetCaches()
+        }
+    }
+}
+
+fun Table.initTable(database: Database, inBatch: Boolean, withLogs: Boolean) {
+    initTablesInTransaction(this, database = database, inBatch = inBatch, withLogs = withLogs)
+}
 fun Table.initTable(database: Database) {
-    transaction(database) { SchemaUtils.createMissingTablesAndColumns(this@initTable) }
+    initTable(database = database, inBatch = false, withLogs = true)
 }
 
 fun <T> T.initTable() where T: ExposedRepo, T: Table = initTable(database)