ChangeLog.md

CHANGELOG

1.1.50

Android

• KT-14800 Kotlin Lint: @SuppressLint annotation on local variable is ignored
• KT-16600 False positive "For methods, permission annotation should specify one of value, anyOf or allOf"
• KT-16834 Android Lint: Bogus warning on @setparam:StringRes
• KT-17785 Kotlin Lint: "Incorrect support annotation usage" does not pick the value of const val
• KT-18837 Android Lint: Collection.removeIf is not flagged when used on RealmList
• KT-18893 Android support annotations (ColorInt, etc) cannot be used on properties: "does not apply for type void"
• KT-18997 KLint: False positive "Could not find property setter method setLevel on java.lang.Object" if using elvis with return on RHS
• KT-19671 UAST: Parameter annotations not provided for val parameters

Compiler

Performance Improvements

• KT-17963 Unnecessary boxing in case of primitive comparison to object
• KT-18589 'Equality check can be used instead of elvis' produces code that causes boxing
• KT-18693 Optimize in-expression with optimizable range in RHS
• KT-18721 Improve code generation for if-in-primitive-literal expression ('if (expr in low .. high)')
• KT-18818 Optimize null cases in when statement to avoid Intrinsics usage
• KT-18834 Do not create ranges for 'x in low..high' where type of x doesn't match range element type
• KT-19029 Use specialized equality implementations for 'when'
• KT-19149 Use 'for-in-until' loop in intrinsic array constructors
• KT-19252 Use 'for-in-until' loop for 'for-in-rangeTo' loops with constant upper bounds when possible
• KT-19256 Destructuring assignment generates redundant code for temporary variable nullification
• KT-19457 Extremely slow analysis for file with deeply nested lambdas

Fixes

• KT-10754 Bogus unresolved extension function
• KT-11739 Incorrect error message on getValue operator with KProperty parameter
• KT-11834 INAPPLICABLE_LATEINIT_MODIFIER is confusing for a generic type parameter with nullable (default) upper bound
• KT-11963 Exception: recursive call in a lazy value under LockBasedStorageManager
• KT-12737 Confusing error message when calling extension function with an implicit receiver, passing value parameter of wrong type
• KT-12767 Too much unnecessary information in "N type arguments expected" error message
• KT-12796 IllegalArgumentException on referencing inner class constructor on an outer class instance
• KT-12899 Platform null escapes if passed as an extension receiver to an inline function
• KT-13665 Generic componentN() functions should provide better diagnostics when type cannot be inferred
• KT-16223 Confusing diagnostic for local inline functions
• KT-16246 CompilationException caused by intersection type overload and wrong type parameter
• KT-16746 DslMarker doesn't work with typealiases
• KT-17444 Accessors generated for private file functions should respect @JvmName
• KT-17464 Calling super constructor with generic function call in arguments fails at runtime
• KT-17725 java.lang.VerifyError when both dispatch receiver and extension receiver have smart casts
• KT-17745 Unfriendly error message on creating an instance of interface via typealias
• KT-17748 Equality for class literals of primitive types is not preserved by reification
• KT-17879 Comparing T::class from a reified generic with a Class<> and KClass<> variable in when statement is broken
• KT-18356 Argument reordering in super class constructor call for anonymous object fails with VerifyError
• KT-18819 JVM BE treats 'if (a in low .. high)' as 'if (a >= low && a <= high)', so 'high' can be non-evaluated
• KT-18855 Convert "Remove at from annotation argument" inspection into compiler error & quick-fix
• KT-18858 Exception within typealias expansion with dynamic used as one of type arguments
• KT-18902 NullPointerException when using provideDelegate with properties of the base class at runtime
• KT-18940 REPEATED_ANNOTATION is reported on wrong location for typealias arguments
• KT-18944 Type annotations are lost for dynamic type
• KT-18966 Report full package FQ name in compilation errors related to visibility
• KT-18971 Missing non-null assertion for platform type passed as a receiver to the member extension function
• KT-18982 NoSuchFieldError on access to imported object property from the declaring object itself
• KT-18985 Too large highlighting range for UNCHECKED_CAST
• KT-19058 VerifyError: no CHECKAST on dispatch receiver of the synthetic property defined in Java interface
• KT-19100 VerifyError: missing CHECKCAST on extension receiver of the extension property
• KT-19115 Report warnings on usages of JSR 305-annotated declarations which rely on incorrect or missing nullability information
• KT-19128 java.lang.VerifyError with smart cast to String from Any
• KT-19180 Bad SAM conversion of Java interface causing ClassCastException: [...] cannot be cast to kotlin.jvm.functions.Function1
• KT-19205 Poor diagnostic message for deprecated class referenced through typealias
• KT-19367 NSFE if property with name matching companion object property name is referenced within lambda
• KT-19434 Object inheriting generic class with a reified type parameter looses method annotations
• KT-19475 AnalyserException in case of combination of while (true) + stack-spilling (coroutines/try-catch expressions)
• KT-19528 Compiler exception on inline suspend function inside a generic class
• KT-19575 Deprecated typealias is not marked as such in access to companion object
• KT-19601 UPPER_BOUND_VIOLATED reported on type alias expansion in a recursive upper bound on a type parameter
• KT-19814 Runtime annotations for open suspend function are not generated correctly
• KT-19892 Overriding remove method on inheritance from TreeSet
• KT-19910 Nullability assertions removed when inlining an anonymous object in crossinline lambda
• KT-19985 JSR 305: nullability qualifier of Java function return type detected incorrectly in case of using annotation nickname

IDE

New Features

• KT-6676 Show enum constant ordinal in quick doc like in Java
• KT-12246 Kotlin source files are not highlighted in Gradle build output in IntelliJ

Performance Improvements

• KT-19670 When computing argument hints, don't resolve call if none of the arguments are unclear expressions

Fixes

• KT-9288 Call hierarchy ends on function call inside local val initializer expression
• KT-9669 Join Lines should add semicolon when joining statements into the same line
• KT-14346 IllegalArgumentException on attempt to call Show Hierarchy view on lambda
• KT-14428 AssertionError in KotlinCallerMethodsTreeStructure. on attempt to call Hierarchy view
• KT-19466 Kotlin based Gradle build not recognized when added as a module
• KT-18083 IDEA: Support extension main function
• KT-18863 Formatter should add space after opening brace in a single-line enum declaration
• KT-19024 build.gradle.kts is not supported as project
• KT-19124 Creating source file with directory/package throws AE: "Write access is allowed inside write-action only" at NewKotlinFileAction$Companion.findOrCreateTarget()
• KT-19154 Completion and auto-import does not suggest companion object members when inside an extension function
• KT-19202 Applying 'ReplaceWith' fix in type alias can change program behaviour
• KT-19209 "Stub and PSI element type mismatch" in when receiver type is annotated with @receiver
• KT-19277 Optimize imports on the fly should not work in test data files
• KT-19278 Optimize imports on the fly should not remove incomplete import while it's being typed
• KT-19322 Script editor: Move Statement Down/Up can't move one out of top level lambda
• KT-19451 "Unresolved reference" with Kotlin Android Extensions when layout defines the Android namespace as something other than "android"
• KT-19492 Java 9: references from unnamed module to not exported classes of named module are compiled, but red in the editor
• KT-19493 Java 9: references from named module to classes of unnamed module are not compiled, but green in the editor
• KT-19843 Performance warning: LineMarker is supposed to be registered for leaf elements only
• KT-19889 KotlinGradleModel : Unsupported major.minor version 52.0
• KT-19885 200% CPU for some time on Kotlin sources (PackagePartClassUtils.hasTopLevelCallables())
• KT-19901 KotlinLanguageInjector#getLanguagesToInject can cancel any progress in which it was invoked
• KT-19903 Copy Reference works incorrectly for const val
• KT-20153 Kotlin facet: Java 9 -Xadd-modules setting produces more and more identical sub-elements of <additionalJavaModules> in .iml file

IDE. Completion

• KT-8848 Code completion does not support import aliases
• KT-18040 There is no auto-popup competion after typing "$x." anymore
• KT-19015 Smart completion: parameter list completion is not available when some of parameters are already written

IDE. Debugger

• KT-19429 Breakpoint appears in random place during debug

IDE. Inspections and Intentions

New Features

• KT-4748 Remove double negation for boolean expressions intention + inspection
• KT-5878 Quickfix for "variable initializer is redundant" (VARIABLE_WITH_REDUNDANT_INITIALIZER)
• KT-11991 Kotlin should have an inspection to suggest the simplified format for a no argument lambda
• KT-12195 Quickfix @JvmStatic on main() method in an object
• KT-12233 "Package naming convention" inspection could show warning in .kt sources
• KT-12504 Intention to make open class with only private constructors sealed
• KT-12523 Quick-fix to remove when with only else
• KT-12613 "Make abstract" on member of open or final class should make abstract both member and class
• KT-16033 Automatically static import the enum value name when "Add remaining branches" on an enum from another class/file
• KT-16404 Create from usage should allow generating nested classes
• KT-17322 Intentions to generate a getter and a setter for a property
• KT-17888 Inspection to warn about suspicious combination of == and ===
• KT-18826 INAPPLICABLE_LATEINIT_MODIFIER should have a quickfix to remove initializer
• KT-18965 Add quick-fix for USELESS_IS_CHECK
• KT-19126 Add quickfix for 'Property initializes are not allowed in interfaces'
• KT-19282 Support "flip equals" intention for String.equals extension from stdlib
• KT-19428 Add inspection for redundant overrides that only call the super method
• KT-19514 Redundant getter / setter inspection

Fixes

• KT-13985 "Add remaining branches" action does not use back-ticks correctly
• KT-15422 Reduce irrelevant reporting of Destructure inspection
• KT-17480 Create from usage in expression body of override function should take base type into account
• KT-18482 "Move lambda argument to parenthesis" action generate uncompilable code
• KT-18665 "Use destructuring declaration" must not be suggested for invisible properties
• KT-18666 "Use destructuring declaration" should not be reported on a variable used in destructuring declaration only
• KT-18978 Intention Move to class body generates incorrect code for vararg val/var
• KT-19006 Inspection message "Equality check can be used instead of elvis" is slightly confusing
• KT-19011 Unnecessary import for companion object property with extension function type is automatically inserted
• KT-19299 Quickfix to correct overriding function signature keeps java NotNull annotations
• KT-19614 Quickfix for INVISIBLE_MEMBER doesn't offer to make member protected if referenced from subclass
• KT-19666 ClassCastException in IfThenToElvisIntention
• KT-19704 Don't remove braces in redundant cascade if
• KT-19811 Internal member incorrectly highlighted as unused
• KT-19926 Naming convention inspections: pattern is validated while edited, PSE at Pattern.error()
• KT-19927 "Package naming convention" inspection checks FQN, but default pattern looks like for simple name

IDE. Refactorings

• KT-17266 Refactor / Inline Function: reference to member of class containing extension function is inlined wrong
• KT-17776 Inline method of inner class adds 'this' for methods from enclosing class
• KT-19161 Safe delete conflicts are shown incorrectly for local declarations

JavaScript

Performance Improvements

• KT-18329 JS: for loop implementation depends on parentheses

Fixes

• KT-12970 Empty block expression result is 'undefined' (expected: 'kotlin.Unit')
• KT-13930 Safe call for a function returning 'Unit' result is 'undefined' or 'null' (instead of 'kotlin.Unit' or 'null')
• KT-13932 'kotlin.Unit' is not materialized in some functions returning supertype of 'Unit' ('undefined' returned instead)
• KT-16408 JS: Inliner loses imported values when extending a class from another module
• KT-17014 Different results in JVM and JavaScript on Unit-returning functions
• KT-17915 JS: 'kotlin.Unit' is not materialized as result of try-catch block expression with empty catch
• KT-18166 JS: Delegated property named with non-identifier symbols can crash in runtime.
• KT-18176 JS: dynamic type should not allow methods and properties with incorrect identifier symbols
• KT-18216 JS: Unit-returning expression used in loop can cause wrong behavior
• KT-18793 Kotlin Javascript compiler null handling generates if-else block where else is always taken
• KT-19108 JS: Inconsistent behaviour from JVM code when modifying variable whilst calling run on it
• KT-19495 JS: Wrong compilation of nested conditions with if- and when-clauses
• KT-19540 JS: prohibit to use illegal symbols on call site
• KT-19542 JS: delegate field should have unique name otherwise it can be accidentally overwritten
• KT-19712 KotlinJS - providing default value of lambda-argument produces invalid js-code
• KT-19793 build-crash with external varargs (Javascript)
• KT-19821 JS remap sourcemaps in DCE
• KT-19891 Runtime crash with inline function with reified type parameter and object expression: "T_0 is not defined" (JavaScript)
• KT-20005 Invalid source map with option sourceMapEmbedSources = "always"

Libraries

• KT-19133 Specialize any and none for Collection
• KT-18267 Deprecate CharSequence.size extension function on the JS side
• KT-18992 JS: Missing MutableMap.iterator()
• KT-19881 Expand doc comment of @PublishedApi

Tools. CLI

• KT-18859 Strange error message when kotlin-embeddable-compiler is run without explicit -kotlin-home
• KT-19287 Common module compilation: K2MetadataCompiler ignores coroutines state

Tools. Gradle

• KT-17150 Support 'packagePrefix' option in Gradle plugin
• KT-19956 Support incremental compilation to JS in Gradle
• KT-13918 Cannot access internal classes/methods in androidTest source set in an Android library module
• KT-17355 Use archivesBaseName instead of project.name for module names, get rid of _main for main source set
• KT-18183 Kotlin gradle plugin uses compile task output as "friends directory"
• KT-19248 Documentation suggested way to enable coroutines (gradle) doesn't work
• KT-19397 local.properties file not closed by KotlinProperties.kt

Tools. Incremental Compile

• KT-19580 IC does not detect non-nested sealed class addition

Tools. J2K

• KT-10375 0xFFFFFFFFFFFFFFFFL conversion issue
• KT-13552 switch-to-when conversion creates broken code
• KT-17379 Converting multiline expressions creates dangling operations
• KT-18232 Kotlin code converter misses annotations
• KT-18786 Convert Kotlin to Java generates error: Variable cannot be initialized before declaration
• KT-19523 J2K produce invalid code when convert some numbers

Tools. JPS

• KT-17397 Kotlin JPS Builder can mark dirty files already compiled in round
• KT-19176 Java 9: JPS build fails for Kotlin source referring exported Kotlin class from another module: "unresolved supertypes: kotlin.Any"
• KT-19833 Cannot access class/superclass from SDK on compilation of JDK 9 module together with non-9 module

Tools. REPL

• KT-11369 REPL: Ctrl-C should interrupt the input, Ctrl-D should quit

Tools. kapt

• KT-19996 Error with 'kotlin-kapt' plugin and dagger2, clean project required

Previous releases

This release also includes the fixes and improvements from the previous 1.1.4 release.