attributes-kt/src/commonMain/kotlin/space/kscience/attributes/Attributes.kt

@@ -140,18 +140,4 @@ public fun <A : Attribute<Unit>> Attributes(
     attribute: A,
 ): Attributes = MapAttributes(mapOf(attribute to Unit))
 
-/**
- * Create a new [Attributes] that overlays [other] on top of this set of attributes. New attributes are added.
- * Existing attribute keys are replaced.
- */
-public operator fun Attributes.plus(other: Attributes): Attributes = when {
-    isEmpty() -> other
-    other.isEmpty() -> this
-    else -> MapAttributes(content + other.content)
-}
-
-/**
- * Create a new [Attributes] with removed [key] (if it is present).
- */
-public operator fun Attributes.minus(key: Attribute<*>): Attributes =
-    if (content.contains(key)) MapAttributes(content.minus(key)) else this
+public operator fun Attributes.plus(other: Attributes): Attributes = MapAttributes(content + other.content)

benchmarks/build.gradle.kts

@@ -1,5 +1,6 @@
 @file:Suppress("UNUSED_VARIABLE")
 
+import org.jetbrains.kotlin.gradle.tasks.KotlinJvmCompile
 import space.kscience.kmath.benchmarks.addBenchmarkProperties
 
 plugins {
@@ -151,12 +152,18 @@ benchmark {
     }
 }
 
-kotlin {
-    jvmToolchain(11)
-    compilerOptions {
-        optIn.addAll(
-            "space.kscience.kmath.UnstableKMathAPI"
-        )
+kotlin.sourceSets.all {
+    with(languageSettings) {
+        optIn("kotlin.contracts.ExperimentalContracts")
+        optIn("kotlin.ExperimentalUnsignedTypes")
+        optIn("space.kscience.kmath.UnstableKMathAPI")
+    }
+}
+
+tasks.withType<KotlinJvmCompile> {
+    kotlinOptions {
+        jvmTarget = "11"
+        freeCompilerArgs = freeCompilerArgs + "-Xjvm-default=all" + "-Xlambdas=indy"
     }
 }
 

build.gradle.kts

@@ -16,7 +16,7 @@ allprojects {
     }
 
     group = "space.kscience"
-    version = "0.4.1-dev"
+    version = "0.4.0"
 }
 
 subprojects {

buildSrc/build.gradle.kts

@@ -1,5 +1,4 @@
 plugins {
-    kotlin("jvm") version "1.9.23"
     `kotlin-dsl`
     `version-catalog`
 }
@@ -26,8 +25,10 @@ dependencies {
 }
 
 kotlin {
-    jvmToolchain(11)
-    compilerOptions {
-        optIn.add("kotlin.OptIn")
+    jvmToolchain {
+        languageVersion.set(JavaLanguageVersion.of(11))
+    }
+    sourceSets.all {
+        languageSettings.optIn("kotlin.OptIn")
     }
 }

gradle.properties

@@ -9,7 +9,6 @@ org.gradle.configureondemand=true
 org.gradle.jvmargs=-Xmx4096m
 org.gradle.parallel=true
 org.gradle.workers.max=4
-
-toolsVersion=0.15.4-kotlin-2.0.0
+toolsVersion=0.15.2-kotlin-1.9.22
 #kotlin.experimental.tryK2=true
 #kscience.wasm.disabled=true

kmath-ast/build.gradle.kts

@@ -4,20 +4,7 @@ plugins {
 
 kscience {
     jvm()
-    js{
-        nodejs {
-            testTask {
-                useMocha().timeout = "0"
-            }
-        }
-
-        browser {
-            useCommonJs()
-            testTask {
-                useMocha().timeout = "0"
-            }
-        }
-    }
+    js()
     native()
 
     dependencies {
@@ -31,7 +18,7 @@ kscience {
 
     dependencies(jsMain) {
         implementation(npm("astring", "1.7.5"))
-        implementation(npm("binaryen", "117.0.0"))
+        implementation(npm("binaryen", "101.0.0"))
         implementation(npm("js-base64", "3.6.1"))
     }
 
@@ -42,6 +29,19 @@ kscience {
 }
 
 kotlin {
+    js {
+        nodejs {
+            testTask {
+                useMocha().timeout = "0"
+            }
+        }
+
+        browser {
+            testTask {
+                useMocha().timeout = "0"
+            }
+        }
+    }
 
     sourceSets {
         filter { it.name.contains("test", true) }

kmath-ast/src/jsMain/kotlin/space/kscience/kmath/internal/base64/base64.kt

@@ -4,6 +4,11 @@
  */
 
 @file:Suppress(
+    "INTERFACE_WITH_SUPERCLASS",
+    "OVERRIDING_FINAL_MEMBER",
+    "RETURN_TYPE_MISMATCH_ON_OVERRIDE",
+    "CONFLICTING_OVERLOADS",
+    "NO_EXPLICIT_VISIBILITY_IN_API_MODE_WARNING",
     "ObjectPropertyName",
     "ClassName",
 )

kmath-ast/src/jsMain/kotlin/space/kscience/kmath/internal/binaryen/index.binaryen.kt

@@ -4,6 +4,10 @@
  */
 
 @file:Suppress(
+    "INTERFACE_WITH_SUPERCLASS",
+    "OVERRIDING_FINAL_MEMBER",
+    "RETURN_TYPE_MISMATCH_ON_OVERRIDE",
+    "CONFLICTING_OVERLOADS",
     "PropertyName",
     "ClassName", "ENUM_CLASS_IN_EXTERNAL_DECLARATION_WARNING",
 )

kmath-ast/src/jsMain/kotlin/space/kscience/kmath/internal/webassembly/lib.dom.WebAssembly.module_dukat.kt

@@ -6,6 +6,10 @@
 @file:JsQualifier("WebAssembly")
 
 @file:Suppress(
+    "INTERFACE_WITH_SUPERCLASS",
+    "OVERRIDING_FINAL_MEMBER",
+    "RETURN_TYPE_MISMATCH_ON_OVERRIDE",
+    "NO_EXPLICIT_VISIBILITY_IN_API_MODE_WARNING",
     "ClassName",
 )
 
@@ -18,34 +22,78 @@ import org.w3c.fetch.Response
 import space.kscience.kmath.internal.tsstdlib.PromiseLike
 import kotlin.js.Promise
 
-internal external interface CompileError 
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
+internal external interface CompileError {
+    companion object {
+        var prototype: CompileError
+    }
+}
 
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
 internal external interface Global {
     var value: Any
     fun valueOf(): Any
+
+    companion object {
+        var prototype: Global
+    }
 }
 
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
 @JsName("Instance")
 internal external interface Instance1 {
     var exports: Exports
+
+    companion object {
+        var prototype: Instance
+    }
 }
 
-internal external interface LinkError
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
+internal external interface LinkError {
+    companion object {
+        var prototype: LinkError
+    }
+}
 
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
 internal external interface Memory {
     var buffer: ArrayBuffer
     fun grow(delta: Number): Number
+
+    companion object {
+        var prototype: Memory
+    }
 }
 
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
+@JsName("Module")
+internal external interface Module1 {
+    companion object {
+        var prototype: Module
+        fun customSections(moduleObject: Module, sectionName: String): Array<ArrayBuffer>
+        fun exports(moduleObject: Module): Array<ModuleExportDescriptor>
+        fun imports(moduleObject: Module): Array<ModuleImportDescriptor>
+    }
+}
 
-internal external interface RuntimeError
-
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
+internal external interface RuntimeError {
+    companion object {
+        var prototype: RuntimeError
+    }
+}
 
+@Suppress("NESTED_CLASS_IN_EXTERNAL_INTERFACE")
 internal external interface Table {
     var length: Number
     fun get(index: Number): Function<*>?
     fun grow(delta: Number): Number
     fun set(index: Number, value: Function<*>?)
+
+    companion object {
+        var prototype: Table
+    }
 }
 
 internal external interface GlobalDescriptor {

kmath-ast/src/jsMain/kotlin/space/kscience/kmath/internal/webassembly/nonDeclarations.WebAssembly.kt

@@ -3,6 +3,13 @@
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
 
+@file:Suppress(
+    "INTERFACE_WITH_SUPERCLASS",
+    "OVERRIDING_FINAL_MEMBER",
+    "RETURN_TYPE_MISMATCH_ON_OVERRIDE",
+    "CONFLICTING_OVERLOADS",
+    "NO_EXPLICIT_VISIBILITY_IN_API_MODE_WARNING",
+)
 
 package space.kscience.kmath.internal.webassembly
 

kmath-ast/src/jvmTest/kotlin/space/kscience/kmath/ast/utils.kt

@@ -12,6 +12,8 @@ import space.kscience.kmath.expressions.Symbol
 import space.kscience.kmath.operations.Algebra
 import space.kscience.kmath.operations.Float64Field
 import space.kscience.kmath.operations.Int32Ring
+import kotlin.contracts.InvocationKind
+import kotlin.contracts.contract
 import space.kscience.kmath.asm.compile as asmCompile
 import space.kscience.kmath.asm.compileToExpression as asmCompileToExpression
 
@@ -41,6 +43,7 @@ private object PrimitiveAsmCompilerTestContext : CompilerTestContext {
 
 
 internal actual inline fun runCompilerTest(action: CompilerTestContext.() -> Unit) {
+    contract { callsInPlace(action, InvocationKind.EXACTLY_ONCE) }
     action(GenericAsmCompilerTestContext)
     action(PrimitiveAsmCompilerTestContext)
 }

kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/ShapeND.kt

@@ -6,6 +6,7 @@
 package space.kscience.kmath.nd
 
 import space.kscience.kmath.UnsafeKMathAPI
+import kotlin.jvm.JvmInline
 
 /**
  * A read-only ND shape

kmath-functions/src/commonTest/kotlin/space/kscience/kmath/functions/testUtils/Rational.kt

@@ -159,7 +159,7 @@ class Rational {
     override fun equals(other: Any?): Boolean =
         when (other) {
             is Rational -> numerator == other.numerator && denominator == other.denominator
-            is Int -> numerator == other.toLong() && denominator == 1L
+            is Int -> numerator == other && denominator == 1L
             is Long -> numerator == other && denominator == 1L
             else -> false
         }

kmath-histograms/src/commonMain/kotlin/space/kscience/kmath/histogram/Histogram.kt

@@ -33,7 +33,7 @@ public interface Histogram<in T : Any, out V, out B : Bin<T, V>> {
     /**
      * Find existing bin, corresponding to given coordinates
      */
-    public operator fun get(point: Point<T>): B?
+    public operator fun get(point: Point<out T>): B?
 
     /**
      * Dimension of the histogram
@@ -57,7 +57,7 @@ public interface HistogramBuilder<in T, V> {
     /**
      * Increment appropriate bin with given value
      */
-    public fun putValue(point: Point<T>, value: V = defaultValue)
+    public fun putValue(point: Point<out T>, value: V = defaultValue)
 
 }
 

kmath-histograms/src/commonMain/kotlin/space/kscience/kmath/histogram/Histogram1D.kt

@@ -42,7 +42,7 @@ public interface Histogram1DBuilder<in T : Any, V : Any> : HistogramBuilder<T, V
      */
     public fun putValue(at: T, value: V = defaultValue)
 
-    override fun putValue(point: Point<T>, value: V) {
+    override fun putValue(point: Point<out T>, value: V) {
         require(point.size == 1) { "Only points with single value could be used in Histogram1D" }
         putValue(point[0], value)
     }

kmath-histograms/src/commonMain/kotlin/space/kscience/kmath/histogram/UniformHistogramGroupND.kt

@@ -93,7 +93,7 @@ public class UniformHistogramGroupND<V : Any, A : Field<V>>(
         val hBuilder = object : HistogramBuilder<Double, V> {
             override val defaultValue: V get() = valueAlgebraND.elementAlgebra.one
 
-            override fun putValue(point: Point<Double>, value: V) = with(valueAlgebraND.elementAlgebra) {
+            override fun putValue(point: Point<out Double>, value: V) = with(valueAlgebraND.elementAlgebra) {
                 val index = getIndexOrNull(point)
                 ndCounter[index].add(value)
             }