CHANGELOG

1.4-M2

Compiler

New Features

• KT-37432 Do not include annotations fields into ‘visibility must be explicitly specified’ check in api mode

Performance Improvements

• KT-27362 Anonymous classes representing function/property references contain rarely used methods
• KT-35626 NI: Performance problem with many type parameters
• KT-36047 Compiler produces if-chain instead of switch when when subject captured as variable
• KT-36638 Use ‘java/lang/StringBuilder.append (C)Ljava/lang/StringBuilder;’ when appending single character in JVM_IR
• KT-37389 Avoid type approximation during generation constraints with EQUALITY kind
• KT-37392 Avoid substitution and type approximation for simple calls
• KT-37546 NI: high memory and CPU consumption due to creating useless captured types (storing in approximated types cache, unneeded computations)

Fixes

• KT-11265 Factory pattern and overload resolution ambiguity
• KT-27524 Inline class is boxed when used with suspend modifier
• KT-27586 ClassCastException occurs if the Result (or any other inline class) is returned from a lambda
• KT-30419 Use boxed version of an inline class in return type position for covariant and generic-specialized overrides
• KT-31163 FIR: consider replacing comparisons with compareTo calls and some additional intrinsics
• KT-31585 ClassCastException with derived class delegated to generic class with inline class type argument
• KT-31823 NI: Type mismatch with a star projection and UnsafeVariance
• KT-33119 Pre-increment for inline class wrapping Int compiles to direct increment instead of inc-impl
• KT-33715 Kotlin/Native: metadata compiler
• KT-34048 IllegalAccessError when initializing val property in EXACTLY_ONCE lambda
• KT-34433 NI: Type mismatch with a star projection and UnsafeVariance
• KT-35133 FIR Java: don't set ‘isOperator’ for methods with non-operator names
• KT-35234 ClassCastException with creating an inline class from a function reference of covariant or generic-specialized override
• KT-35406 Generic type implicitly inferred as Nothing with no warning
• KT-35587 Plain namespace strings in JvmNameResolver.PREDEFINED_STRINGS are prone to namespace changes during jar relocation.
• KT-36044 NI: premature fixation a type variable if there were nested lambdas (constraint source was the deepest lambda)
• KT-36057 [FIR] Incorrect smartcast
• KT-36069 NI: TYPE_MISMATCH caused by incorrect inference to Nothing
• KT-36125 Callable reference resolution ambiguity error is not displayed properly in the IDE
• KT-36191 IDE locks loading packages and editing file containing try keyword inside string template
• KT-36222 NI: Improve error message about nullability mismatch for a generic call
• KT-36249 NI doesn't use upper bound for T of called function during infer return type and as a result infer it to Any? if the resulting type was intersection type
• KT-36345 FIR: record argument mapping for use in back-end
• KT-36446 NI: “UnsupportedOperationException no descriptor for type constructor of IntegerLiteralType[Int,Long,Byte,Short]” with BuilderInference and delegate
• KT-36758 [FIR] Unresolved callable reference to member of local class
• KT-36759 [FIR] Unsupported callable reference resolution for methods with default parameters
• KT-36762 [FIR] Unresolved array.clone()
• KT-36764 [FIR] Bug in inference with DefinitelyNotNull types
• KT-36816 NI: definitely not-null (T!!) types in invariant positions don't approximate to T inside inference process
• KT-36819 NI: premature completion of lambdas, which are passed somewhere
• KT-36850 Incorrect private visibility of sealed class constructors
• KT-36856 Throwing exception when there is inheritance in Kotlin from Java class, which contains methods with the same JVM descriptors
• KT-36879 Introduce FIR_IDENTICAL in diagnostic tests
• KT-36881 FIR: completion don't runs for return expressions
• KT-36887 [FIR] Unresolved member in nested lambda in initializer
• KT-36905 [FIR] Unresolved in lambda in default argument position
• KT-36953 AssertionError: “Unsigned type expected: null” when there is a range with an unsigned type
• KT-37009 FIR: Bound smart-cast lost
• KT-37027 FIR: Wrong projection on spread + varargs on non-final types
• KT-37038 NI: redundant lambda's arrow breaks CST calculation for extension lambdas
• KT-37043 NI: inference T to Any? if there was elvis between Java out-type and reified materialize for this type without out projection
• KT-37066 [FIR] Wrong type inference for lambdas
• KT-37070 [FIR] Unresolved parameters of outer lambda in scope of inner lambda
• KT-37087 “IllegalStateException: Can't find method ‘invoke()’” for mutable property reference in default value of an inline function parameter
• KT-37091 [FIR] Wrong inferred type of when-expression if when-argument is not-null-asserted and type is not specifies explicitly
• KT-37176 [FIR] Incorrect resolution mode for statements of block
• KT-37302 Unexpected conversion:Int constant inferred to Long in when expression
• KT-37327 FIR: Smartcast problem
• KT-37343 NI: definitely not null types pre-approximation is inconsistent with OI
• KT-37380 NI: broken some code with def not null types due to skip needed constraints
• KT-37419 NI: UNRESOLVED_REFERENCE_WRONG_RECEIVER is reported in case lambda with receiver is returned from when expression
• KT-37434 Kotlin/JS, Kotlin/Native: fun interfaces: SAM conversion to Kotlin interface is not compiled with RESOLUTION_TO_CLASSIFIER
• KT-37447 Expression from annotation entry in value parameter inside value parameter should be marked as USED_AS_EXPRESSION
• KT-37453 Type arguments not checked to be empty for candidates with no declared parameters
• KT-37488 [FIR] Incorrect exhaustiveness checking for branches with equals to object that implements sealed class
• KT-37497 NI: ‘super’ is not an expression, it can not be used as a receiver for extension functions
• KT-37530 NI: instantiation of abstract class via callable reference argument causes run time InstantiationError
• KT-37531 NI: callable reference argument with left hand side type parameter causes frontend exception
• KT-37554 NI: Nothing is inferred incorrectly with elvis return
• KT-37579 NI: inconsistent behaviour with OI around implicit invoke convention after safe call with additional implicit receiver
• KT-37604 “VerifyError: Call to wrong method” in ‘invoke’ for adapted callable reference to constructor with coercion to Unit
• KT-37621 NI: type variable is inferred to Nothing if the second branch was Nothing and there was upper bound for a type parameter
• KT-37626 NI: builder inference with expected type breaks class references resolution for a class with parameters
• KT-37627 NI: wrong order of the type variable fixation (Nothing? against a call with lambda)
• KT-37628 NI: wrong approximation of type argument to star projection during common super type calculation
• KT-37644 NI: appeared exception during incorporation of a captured type into a type variable for elvis resolve
• KT-37650 NI: it's impossible to infer a type variable with the participation of a wrapped covariant type
• KT-37718 False positive unused parameter for @JvmStatic main function in object
• KT-37779 ClassCastException: Named argument without spread operator for vararg parameter causes code to crash on runtime
• KT-37832 In MPP, subtypes of types defined in legacy libraries, like stdlib, cannot properly resolve on the consumer side receviing both
• KT-37861 Capturing an outer class instance in a default parameter of inner class constructor causes VerifyError
• KT-37986 Return value of function reference returning inline class mapped to ‘java.lang.Object’ is not boxed properly
• KT-37998 ‘!!’ operator on safe call of function returning inline class value causes CCE at runtime
• KT-38042 Allow kotlin.Result as a return type only if one enabled inline classes explicitly
• KT-38134 NI: Type mismatch with a star projection and UnsafeVariance
• KT-38298 Inconsistent choice of candidate when both expect/actual are available (affects only enableGranularSourceSetMetadata)
• KT-38661 NI: “Cannot infer type variable TypeVariable” with lambda with receiver
• KT-38668 Project with module dependency in KN, build fails with Kotlin 1.3.71 and associated libs but passes with 1.3.61.
• KT-38857 Class versions V1_5 or less must use F_NEW frames.
• KT-39113 “AssertionError: Uninitialized value on stack” with EXACTLY_ONCE contract in non-inline function and lambda destructuring

Docs & Examples

• KT-35231 toMutableList documentation is vague

IDE

Performance Improvements

• KT-30541 EDT Freeze after new Kotlin Script creation
• KT-35050 Significant freezes due to findSdkAcrossDependencies()
• KT-37301 Freeze when “Optimize Imports” in KotlinImportOptimizer
• KT-37466 Invalidate partialBodyResolveCache on OCB
• KT-37467 PerFileAnalysisCache.fetchAnalysisResults
• KT-37993 Do not resolve references if paste code is located in the same origin
• KT-38318 Freezes in IDEA

Fixes

• KT-27935 Functional typealias with typealias in type parameters causes UnsupportedOperationException in TypeSignatureMappingKt (IDEA analysis)
• KT-31668 Complete statement for class declaration: add ‘()’ to supertype
• KT-33473 UAST: References to local variable are resolved to UastKotlinPsiVariable
• KT-34564 Kotlin USimpleNameReferenceExpression for annotation parameter resolves to null for compiled Kotlin classes
• KT-34973 Light class incorrectly claiming ambiguous method call from Java when one overload is synthetic
• KT-35801 UAST: UnknownKotlinExpression for valid Kotlin annotated expression
• KT-35804 UAST: Annotations missing from catch clause parameters
• KT-35848 UAST: ClassCastException when trying to invoke UElement for some wrapped PsiElements
• KT-36156 Kotlin annotation attributes have blue color whereas white in Java
• KT-36275 UAST: UCallExpression::resolve returns null for local function calls
• KT-36717 Fix failing light class tests after switching plugin to language version 1.4
• KT-36877 Message bundles for copy paste are missed in 201
• KT-36907 IDE: -Xuse-ir setting on facet level does not affect highlighting
• KT-37133 UAST: Annotating assignment expression sometimes leads to UnknownKotlinExpression
• KT-37312 “Implement members” intention put function in the primary constructor if there are unused brackets in class
• KT-37613 Uast: no parameters in reified method
• KT-37933 Rare NPE in ProjectRootsUtilKt.isKotlinBinary [easy fix]
• KT-38081 Configure kotlin in project produces IDE error “heavy operation and should not be call on AWT thread”
• KT-38354 HMPP. IDE. Dependency leakage from leaf native to shared native module
• KT-38634 IDE: Error on opening MPP project in 1.3.72 after opening it in 1.4-M2

IDE. Code Style, Formatting

• KT-37870 “Remove trailing comma” action stops working after applying and cancelling it

IDE. Completion

• KT-36808 Delete Flow.collect from autocompletion list or make it least prioritized
• KT-36860 Provide convenient completion of extension functions from objects
• KT-37395 Invalid callable reference completion of member extension

IDE. Debugger

• KT-34906 Implement Coroutine Debugger
• KT-35392 Debugger omits meaningful part of the stacktrace even with disabled filter
• KT-36215 Coroutines debugger tab is empty in Android Studio
• KT-37238 Coroutines Debugger: dump creation fails every time
• KT-38047 Coroutines Debugger: Assertion failed: “Should be invoked in manager thread, use DebuggerManagerThreadImpl” on moving to source code from suspended coroutine in project without debugger jar in classpath
• KT-38049 Coroutines Debugger: NPE “null cannot be cast to non-null type com.sun.jdi.ObjectReference” is thrown by calling dumpCoroutines
• KT-38487 Any Field Watch interaction causes a MissingResourceException

IDE. Decompiler, Indexing, Stubs

• KT-37896 IAE: “Argument for @NotNull parameter ‘file’ of IndexTodoCacheManagerImpl.getTodoCount must not be null” through KotlinTodoSearcher.processQuery()

IDE. Gradle Integration

• KT-33809 With kotlin.mpp.enableGranularSourceSetsMetadata=true, IDE misses dependsOn-relation between kotlin and android sourceSets, leading to issues with expect/actual matching
• KT-36354 IDE: Gradle import from non-JVM projects: dependency to output artifact is created instead of module dependency
• KT-38037 UnsupportedOperationException on sync gradle Kotlin project with at least two multiplatform modules

IDE. Gradle. Script

• KT-36763 Drop modification stamp for scripts after project import
• KT-37237 Script configurations should be loaded during project import in case of errors
• KT-38041 Do not request for script configuration after VCS update

IDE. Inspections and Intentions

New Features

• KT-3262 Inspection “Inner class could be nested”
• KT-15723 Add ‘Convert to value’ quickfix for property containing only getter
• KT-34026 Add “Remove argument” quick fix for redundant argument in constructor call
• KT-34332 Add “Remove argument” quick fix for redundant argument in function call
• KT-34450 Convert function to property intention should be also displayed on fun keyword
• KT-34593 Invert ‘if’ condition: Invert String.isNotEmpty should be String.isEmpty
• KT-34819 Inspection: report useless elvis “?: return null”
• KT-37849 Support ReplaceWith for supertypes call

Performance Improvements

• KT-37515 Deadlock

Fixes

• KT-12329 “invert if” inserts unnecessary ‘continue’ for statement inside a loop with ‘continue’
• KT-17615 “Convert parameter to receiver” changes this to this@ < no name provided >
• KT-20868 IntelliJ says method from anonymous inner class with inferred interface type is not used even though it is
• KT-20907 Secondary constructor is marked as unused by IDE when called by typealias
• KT-22368 “Convert to block body” intention incorrectly formats closing brace
• KT-23510 “Remove parameter” quick fix keeps lambda argument when it's out of parentheses
• KT-27601 False positive “Unused import directive” for extension function used in KDoc
• KT-28085 “Convert receiver to parameter” introduces incorrect this@class in lambda
• KT-30028 “Convert parameter to receiver” introduces wrong ‘this’ qualifier for extension lambda receiver
• KT-31601 “Remove redundant let call” changes semantics by introducing multiple safe calls
• KT-31800 False positive “never used” with function in private val object expression
• KT-31912 QF “Convert to anonymous object” do nothing on SAM-interfaces
• KT-32561 “Property can be declared in constructor” causes another warning
• KT-32809 Convert parameter to receiver inserts wrong qualifiers for this (when nothing needs to be changed)
• KT-34371 “Surround with lambda” quickfix is not available for suspend lambda parameters.
• KT-34640 Replace ‘if’ with ‘when’ leads to copy comment line above when from another if
• KT-36225 KNPE: CodeInliner.processTypeParameterUsages with ReplaceWith for inline reified generic function
• KT-36266 NPE when invoking Lift return out of if/when after intention becomes inapplicable but still beeing shown
• KT-36296 False negative “Redundant SAM-constructor” with multiple SAM arguments
• KT-36367 False negative “Redundant SAM-constructor” for kotlin functions
• KT-36368 False negative “Redundant SAM-constructor” for fun interfaces in kotlin
• KT-36395 False positive “Redundant SAM-constructor” with two java interfaces extending one another
• KT-36411 “Put parameters on separate lines” and “Put parameters on one line” actions do not respect trailing comma
• KT-36482 “Add JvmOverloads annotation” intention is still suggested for annotation's parameters
• KT-36686 Implement members quickfix puts the implementation before the data class if it already has a body
• KT-36685 “Convert to a range check” transform hex range to int if it is compared with “Less” or “Greater”
• KT-36707 False positive redundant companion object on calling companion object members
• KT-36735 Inspection ‘Replace ‘toString’ with string template’ miss curly braces and generates wrong code for constructor calls
• KT-36834 Convert use-site targets and usages with convert property to fun intention
• KT-37213 “Move to top level” intention does not update imports for extension functions
• KT-37496 False positive “Remove redundant backticks” for multiple underscores variable name
• KT-37502 False positive “redundant lambda arrow” with inline generic function with reified type in object and anonymous parameter name
• KT-37508 “Convert receiver to parameter” breaks code in anonymous objects (this@ < no name provided >)
• KT-37576 Kotlin InspectionSuppressor not being called for the kotlin's inspections
• KT-37749 “Convert to anonymous object” intention is suggested for Java SAM conversion, but not for Kotlin
• KT-37781 “Add modifier” intention/quickfix works incorrectly with functional interfaces
• KT-37893 i18n: Incorrect quickfix name “Lift return out of '”

IDE. KDoc

• KT-37361 Support for showing rendered doc comments in editor

IDE. Libraries

• KT-36276 IDE: references to declarations in JavaScript KLib dependency are unresolved
• KT-37562 IDE: references to JavaScript KLib dependency are unresolved, when project and library are compiled with “both” mode

IDE. Navigation

• KT-18472 UI lockup on find usages
• KT-18619 Find Usages of element used via import alias does not show actual usage location
• KT-34088 Navigate | Implementations action doesn't show implementations of Java methods in Kotlin files if method has parameters referring to generic type
• KT-35006 IDE: “Navigate to inline function call site” from stack trace for nested inline call navigates to outer inline call
• KT-36138 628 second freeze when doing Find Usages on data class property
• KT-36218 Show Kotlin file members in navigation bar
• KT-37494 AnnotatedElementsSearch unable to find annotated property accessor

IDE. Project View

• KT-32886 Project tool window: Show Visibility Icons does nothing for Kotlin classes
• KT-37632 IDE error on project structure opening

IDE. Refactorings

Performance Improvements

• KT-37801 Renaming private property with common name is very slow

Fixes

• KT-22733 Refactor / Inline Function: fun with type parameter: KNPE at CodeInliner.processTypeParameterUsages()
• KT-27389 MPP: Refactoring “Move Class” does not change the package declaration
• KT-29870 Inline variable doesn't handle ‘when’ subject val correctly
• KT-33045 Cover Move Refactoring by statistics (FUS)
• KT-36071 Refactoring: Move top declaration implementation refactoring
• KT-36072 Empty files are removed on Refactor/Move action with turned off “Delete empty source files” option
• KT-36114 java.lang.NoClassDefFoundError exception on Refactor/Move of kotlin function if it is referenced in java
• KT-36129 java.lang.Throwable: Invalid file exception occurs on Refactor/Move of class from kotlin script
• KT-36382 Move file refactoring breaks ktor application config
• KT-36504 “Extract property” suggests potentially invalid name for new property
• KT-37637 KotlinChangeSignatureUsageProcessor broke Change Signature in Python plugin
• KT-37797 Useless “Value for new paramater” step in ‘Update usages to reflect signature changes’ for method with default parameter value
• KT-37822 Improve message “Inline all references and remove the kind”
• KT-38348 UL methods return signature without generic type parameters
• KT-38527 Move nested class to upper level fails silently: MissingResourceException

IDE. Script

• KT-37765 NCDFE KJvmCompiledModuleInMemory on running *.main.kts script

IDE. Tests Support

• KT-36716 With kotlin.gradle.testing.enabled=true, gradle console output gets extra ijLog messages
• KT-36910 There are no Run/Debug actions in context menu for non-JVM platform-specific test results
• KT-37037 [JS, Debug] Node.JS test debug doesn't stop on breakpoints

IDE. Wizards

New Features

• KT-36150 New Project Wizard: provide a way to connect with “dependsOn” relation the added project modules
• KT-36179 New Project Wizard: it's impossible to make a JVM target friendly to Java code in a multiplatform project

Fixes

• KT-35583 New Project wizard: don't suggest build systems which cannot be used
• KT-35585 New Project wizard: remember choices which have sense for many projects
• KT-35691 New Project wizard: artifact and group values are effectively ignored
• KT-35693 New Project wizard creates pom.xml / build.gradle referring to release Kotlin version only
• KT-36136 New Project Wizard: generated projects are missing m2 Gradle repository
• KT-36137 New Project Wizard: “multiplatform” shall be written as a single word, without the capital P in the middle
• KT-36155 New Project Wizard: show warning “Multiplatform project cannot be generated” only for MPP projects
• KT-36162 New Project Wizard: make the error messages in modules editor actionable
• KT-36163 New Project Wizard: remove trailing spaces in Android SDK Path automatically
• KT-36166 New Project Wizard: addition of Android target into a multiplatform project doesn't add a necessary minimal Android configuration
• KT-36169 New Project Wizard: Android-related projects failed to build
• KT-36176 New Project Wizard: module templates doesn't work for multiplatform projects
• KT-36177 New Project Wizard: it's impossible to add more than one target of JVM kind to a multiplatform project
• KT-36180 New Project Wizard: it's impossible to set target JVM version for a JVM module
• KT-36226 New Project Wizard: add Mobile Android/iOS project template
• KT-36267 New Project Wizard: flatten JVM targets list for multiplatform projects
• KT-36328 New Project wizard fails for certain templates with AE: “Wrong line separators” at KotlinFormattingModelBuilder.createModel()
• KT-37599 New Project Wizard: Open Kotlin Wizard via hyperlink
• KT-37667 New project wizard: implement new UI design
• KT-37674 Kotlin version in build files includes the IDEA version
• KT-38061 New Project wizard 1.4: do not allow choosing build system if corresponding IJ plugin is disabled
• KT-38567 New Project wizard 1.4+: Improve processing case when project with required path already exists
• KT-38579 New Project wizard 1.4+: multiplatform mobile application: build fails on lint task: Configuration with name ‘compileClasspath’ not found
• KT-38929 New project wizard: update libraries in project template according to kotlin IDE plugin version
• KT-38417 Enable new project wizard by-default

JS. Tools

• KT-36484 KotlinJS, MPP: Compilation throws “TypeError: b is not a function” only in production mode

JavaScript

• KT-31126 Invalid JS constructor call (primary ordinary -> secondary external)
• KT-35966 Make @JsExport annotation usable in common code
• KT-37128 KJS: StackOverflowException when using reified recursive bound for type parameter
• KT-37163 KJS: NullPointerException on using intersection type as a reified one
• KT-37418 Support AssociatedObjectKey and findAssociatedObject in JS IR BE

Libraries

New Features

• KT-8658 Add property delegates which call get/set on the given KProperty instance, e.g. a property reference
• KT-12448 Make @Suppress applicable for type parameters
• KT-22932 String.format should support null locale
• KT-23514 assertFailsWith should link unexpected exception as cause
• KT-23737 JS & MPP: Support exception cause and addSuppressed
• KT-25651 Add shuffle() to Array, ByteArray, IntArray, etc to match MutableList
• KT-26494 Create an interface with provideDelegate()
• KT-27729 Inherit ReadWriteProperty from ReadOnlyProperty
• KT-28290 Add the onEach extension function to the Array
• KT-29182 SIZE_BYTES/BITS for Float and Double
• KT-30372 Add associateWith to Array
• KT-33906 Add vararg overloads for maxOf/minOf functions
• KT-34161 Array.contentEquals/contentHashCode/contentToString should allow null array receiver and argument
• KT-35851 Add setOfNotNull function
• KT-36866 reduceIndexedOrNull
• KT-36955 stdlib: Reverse range and sortDescending range
• KT-37161 Add #onEachIndexed similar to #forEachIndexed
• KT-37603 Throwable.stackTraceToString: string with detailed information about exception
• KT-37751 Implement shuffled() method Sequences
• KT-37804 Add ‘fail’ in kotlin-test that allows to specify cause
• KT-37839 StringBuilder.appendLine in stdlib-common
• KT-37910 Support Media Source Extension (MSE) and Encrypted Media Extensions (EME) in Kotlin/Js
• KT-38044 Common Throwable.printStackTrace

Performance Improvements

• KT-37416 readLine() is very slow

Fixes

• KT-13887 Double/Float companion values such as NaN should be constants
• KT-14119 String.toBoolean() should be String?.toBoolean()
• KT-16529 Names of KProperty's type parameters are inconsistent with ReadOnlyProperty/ReadWriteProperty
• KT-36356 Specify which element Iterable.distinctBy(selector) retains
• KT-38060 runningFold and runningReduce instead of scanReduce

Reflection

• KT-29969 Support optional vararg parameter in KCallable.callBy
• KT-37707 “IllegalStateException: superInterface.classLoader must not be null” on class, which implements “AutoCloaseable” interface, “isAccessible” property changing

Tools. CLI

• KT-37090 file does not exist: C:\Users\NK\DOWNLO~1\kotlin-compiler-1.3.61\kotlinc\bin\..\lib\kotlin-compiler.jar" from standalone compiler on Windows

Tools. Gradle

• KT-35447 Warnings should be piped to stderr when using allWarningsAsErrors = true
• KT-35942 User test Gradle source set code cannot reach out internal members from the production code
• KT-36019 Implement Gradle DSL for explicit API mode

Tools. Gradle. JS

New Features

• KT-32017 Kotlin/JS in MPP: support changing the generated JS file name in Gradle DSL
• KT-32721 [Gradle, JS] CSS Support for browser
• KT-36843 [Gradle, JS, IR] Configure JS Compiler Type through DSL
• KT-37207 Allow to use npm dependency from a local directory
• KT-38056 [Gradle, JS] Group tasks by browser and node

Fixes

• KT-32466 kotlinNpmResolve fails in the case of composite build
• KT-34468 Consider custom versions while parsing yarn.lock
• KT-36489 [Gradle, JS, IR]: Correct naming for both compilers
• KT-36784 Kotlin. JS. MPP – Cannot find project :js when using Gradle composite builds
• KT-36864 KJS. Composite build require JS plugin in root project
• KT-37240 KJS. Nondeterministic execution order for webpack scripts (from folder ‘webpack.config.d’)
• KT-37582 Kotlin/JS: KotlinWebpack non-nullable properties are shown as nullable in Gradle configuration
• KT-37587 KJS. Karma ignore dynamically created webpack patches
• KT-37635 [Gradle, JS] Webpack devtool provide enum for only 2 variants
• KT-37636 [Gradle, JS] Extract package.json from klib
• KT-37762 [Gradle, JS] Actualize Node and Yarn versions in 1.4
• KT-37988 [Gradle, JS] Bump NPM versions on 1.4-M2
• KT-38051 [Gradle, JS] browserDistribution doesn't provide outputs
• KT-38519 JS Compiler per project without additional import

Tools. Gradle. Multiplatform

• KT-36674 allMetadataJar task fails if there is an empty intermediate source set in a multiplatform project with native targets
• KT-38746 In HMPP, compilation of a shared-native source set could be mistakenly disabled
• KT-39094 Provide a way to pass custom JVM args to commonizer from Gradle

Tools. Gradle. Native

• KT-25887 Kotlin Native gradle build fail with endorsed is not supported. Endorsed standards and standalone APIs on jdk > 8 & CLion
• KT-36721 Deduce a fully qualified unique_name in klib manifest from something like group name
• KT-37730 Native part of multiplatform build fails with “unresolved reference” errors if there is a local and external module with the same name
• KT-38174 Kotlin/Native: Disable platform libraries generation at the user side by default

Tools. J2K

Fixes

• KT-34965 Convert function reference copied from function call
• KT-35593 New J2K: method‘s names don’t change between functions declared in Number.java and Number.kt
• KT-35897 J2K converts private enum constructors to internal constructors and produces NON_PRIVATE_CONSTRUCTOR_IN_ENUM error
• KT-36088 J2K: StackOverflowError when trying to convert Java class with recursive type bound
• KT-36149 J2K: PsiInvalidElementAccessException: Element class com.intellij.psi.impl.source.tree.CompositeElement of type DOT_QUALIFIED_EXPRESSION
• KT-36152 J2K: RuntimeException: Couldn't get containingKtFile for ktElement
• KT-36159 J2K: ClassCastException if constructor contains a super() call and class extends from Kotlin class
• KT-36190 J2K: Wrong property name generation when getter for non-boolean value starts with ‘is’
• KT-36891 j2k: Fail with java.lang.NoClassDefFoundError when converting array
• KT-37052 new J2K: Java private function is converted to private open top-level function
• KT-37620 new J2K: IndexOutOfBoundsException (DefaultArgumentsConversion.applyToElement) with overloaded function with vararg parameter
• KT-37919 new J2K: Redundant line feeds when converting function

Tools. JPS

• KT-37159 A Typo (forgotten space) in build output in Circular dependencies warning description

Tools. Scripts

• KT-30086 ThreadDeath when running kotlin scripts using jsr223
• KT-37558 Scripts: implicit receivers don't work correctly when using CompiledScriptJarsCache
• KT-37823 Consecutive invocations of main.kts throw a KotlinReflectionNotSupportedError