Kotlin 1.1

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                            　　Kotlin 1.1-M02 （Early Access Preview）发布了，这是 Kotlin 1.1 的第二个里程碑版本，也带来了大量更新。这个版本带来了让人期待已久的新语言特性，在 lambdas 表达式中的解构，同时还有许多基于 1.1-M1 的新特性改进。部分更新如下：
语言特性

• 　　用于 lambdas 表达式的解构 (proposal)
  　　Current limitations:
  
  
  
  • 　　Nested destructuring is not supported
    
  • 　　Destructuring in named functions/constructors is not supported
    
  • 　　Is not supported for JS target
    
  
  

编译器
Smart cast enhancements

• 　　KT-2127 Smart cast receiver to not null after a not null safe call
  
• 　　KT-6840 Make data flow information the same for assigned and assignee
  
• 　　KT-13426 Fix exception when smartcast on both dispatch & extension receiver
  

Bound references>

• 
  　　KT-12995 Do not skip generation of the left-hand side for intrinsic bound references and>
  
• 
  　　KT-13075 Fix codegen for bound>
  
• 
  　　KT-13110 Fix type mismatch error on>
  
• 　　KT-13172 Report error on "this::class" in super constructor call
  
• 　　KT-13271 Fix incorrect unsupported error on synthetic extension call on LHS of ::
  
• 　　KT-13367 Inline bound callable reference if it's used only as a lambda
  

Coroutines>

• 　　KT-13156 Do not execute last Unit-typed coroutine statement twice
  
• 　　KT-13246 Fix VerifyError with coroutines on Dalvik
  
• 　　KT-13289 Fix VerifyError with coroutines: Bad type on operand stack
  
• 　　KT-13409 Fix generic variable spilling with coroutines
  
• 
  　　KT-13531 Fix>
  
• 　　Prohibit Continuation<*> as a last parameter of suspend functions
  
• 　　KT-13560 Prohibit non-Unit suspend functions
  

Typealises>

• 　　KT-13200 Fix incorrect number of required type arguments reported on typealias
  
• 　　KT-13181 Fix unresolved reference for a type alias from a different module
  
• 　　KT-13161 Support java static methods calls with typealiases
  
• 　　KT-13835 Do not lose nullability information while expanding type alias in projection position
  
• 
  　　KT-13422 Prohibit usage of type alias to exception>
  
• 　　KT-13735 Fix NoSuchMethodError for generic typealias access
  
• 　　KT-13513 Support SAM constructors for aliased java functional types
  
• 　　KT-13822 Fix exception for start-projection of a type alias
  
• 　　KT-14071 Prohibit using type alias as a qualifier for super
  
• 　　KT-14282 Report error on unused type alias with -language-version 1.0
  
• 　　KT-14274 Fix type alias resolution when it's used for supertype constructor call
  

JDK dependent built-in>

• 　　KT-13209 Change first parameter's type of Map.getOrDefault to K instead of Any
  
• 　　KT-13069 Do not emit invalid DefaultImpls delegation when interface extends MutableMap with JDK8
  

data classes and inheritance

• 
  　　KT-11306 Allow data>
  

Various JVM code generation issues

• 　　KT-13182 Fix compiler internal error at inline
  
• 
  　　KT-13757 Prohibit referencing nested>
  
• 　　KT-12985 Do not create range instances for 'for' loop in CharSequence.indices
  
• 　　KT-13931 Optimize generated code for IntRange#contains
  

Various analysis & diagnostic issues

• 　　KT-435 Use parameter names in error messages when calling a function-valued expression
  
• 　　KT-10001 Fix false unnecessary non-null assertion on a pair element
  
• 
  　　KT-12811 Treat function declaration as final if it is a member of a final>
  
• 　　KT-13961 Report REDECLARATION on private-in-file 'foo' vs public 'foo' in different file
  

　　点此查看完整更新内容和发行说明
　　下载地址

• 　　kotlin-compiler-1.1-M02.zip
  
• 　　Source code (zip)
  
• 　　Source code (tar.gz)