8000 不支持泛型 · Issue #30 · XianyuTech/aspectd · GitHub
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不支持泛型 #30

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lizhangqu opened this issue Nov 18, 2019 · 2 comments
Closed

不支持泛型 #30

lizhangqu opened this issue Nov 18, 2019 · 2 comments

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@lizhangqu
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lizhangqu commented Nov 18, 2019 •
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Flutter version: v1.9.1+hotfix.4

Dependency:

dependencies:
  flutter:
    sdk: flutter
  aspectd:
    git:
      url: git@github.com:alibaba-flutter/aspectd.git
      ref: v1.9.1

Reproduce code

add the code to main.dart

T testGenericType<T>(Map<T, dynamic> param) {
  return null;
}

Exception

Transformer terminated unexpectedly. 
Unhandled exception:
Invalid argument(s): Type parameter T is not indexed
#0      TypeParameterIndexer.[] (package:kernel/binary/ast_to_binary.dart:2487:8)
#1      BinaryPrinter.visitTypeParameterType (package:kernel/binary/ast_to_binary.dart:2076:38)
#2      TypeParameterType.accept (package:kernel/ast.dart:5498:34)
#3      BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:379:10)
#4      LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:59:11)
#5      BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:298:7)
#6      BinaryPrinter.visitInterfaceType (package:kernel/binary/ast_to_binary.dart:2016:7)
#7      InterfaceType.accept (package:kernel/ast.dart:5192:34)
#8      BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:379:10)
#9      LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:59:11)
#10     BinaryPrinter.visitAsExpression (package:kernel/binary/ast_to_binary.dart:1569:5)
#11     AsExpression.accept (package:kernel/ast.dart:3637:36)
#12     BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:379:10)
#13     LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:59:11)
#14     BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:298:7)
#15     BinaryPrinter.visitArguments (package:kernel/binary/ast_to_binary.dart:1465:5)
#16     Arguments.accept (package:kernel/ast.dart:2955:30)
#17     BinaryPrinter.writeArgumentsNode (package:kernel/binary/ast_to_binary.dart:393:10)
#18     BinaryPrinter.visitStaticInvocation (package:kernel/binary/ast_to_binary.dart:1448:5)
#19     StaticInvocation.accept (package:kernel/ast.dart:3177:36)
#20     BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:379:10)
#21     LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:59:11)
#22     BinaryPrinter.writeOptionalNode (package:kernel/binary/ast_to_binary.dart:465:7)
#23     BinaryPrinter.visitReturnStatement (package:kernel/binary/ast_to_binary.dart:1897:5)
#24     ReturnStatement.accept (package:kernel/ast.dart:4577:35)
#25     BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:379:10)
#26     LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:59:11)
#27     BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:298:7)
#28     BinaryPrinter.visitBlock (package:kernel/binary/ast_to_binary.dart:1756:5)
#29     Block.accept (package:kernel/ast.dart:4156:35)
#30     BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:379:10)
#31     LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:59:11)
#32     BinaryPrinter.writeOptionalNode (package:kernel/binary/ast_to_binary.dart:465:7)
#33     BinaryPrinter.visitFunctionNode (package:kernel/binary/ast_to_binary.dart:1296:5)
#34     FunctionNode.accept (package:kernel/ast.dart:2322:30)
#35     BinaryPrinter.writeFunctionNode (package:kernel/binary/ast_to_binary.dart:386:10)
#36     BinaryPrinter.writeOptionalFunctionNode (package:kernel/binary/ast_to_binary.dart:474:7)
#37     BinaryPrinter.visitProcedure (package:kernel/binary/ast_to_binary.dart:1172:5)
#38     Procedure.accept (package:kernel/ast.dart:1984:32)
#39     BinaryPrinter.writeProcedureNode (package:kernel/binary/ast_to_binary.dart:407:10)
#40     BinaryPrinter.writeProcedureNodeList (package:kernel/binary/ast_to_binary.dart:307:7)
#41     BinaryPrinter.visitClass (package:kernel/binary/ast_to_binary.dart:1100:5)
#42     Class.accept (package:kernel/ast.dart:1043:30)
#43     BinaryPrinter.writeClassNode (package:kernel/binary/ast_to_binary.dart:421:10)
#44     BinaryPrinter.writeClassNodeList (package:kernel/binary/ast_to_binary.dart:325:7)
#45     BinaryPrinter.visitLibrary (package:kernel/binary/ast_to_binary.dart:933:5)
#46     Library.accept (package:kernel/ast.dart:468:30)
#47     BinaryPrinter.writeLibraryNode (package:kernel/binary/ast_to_binary.dart:400:10)
#48     LimitedBinaryPrinter.writeLibraries (package:kernel/binary/limited_ast_to_binary.dart:52:31)
#49     BinaryPrinter.writeComponentFile (package:kernel/binary/ast_to_binary.dart:541:5)
#50     DillOps.writeDillFile (/path/to/aspectd/util/dill_ops.dart:51:13)
<asynchronous suspension>
#51     main (/path/to/aspectd/tool/starter.dart:46:11)
#52     _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:303:32)
#53     _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:172:12)

用flutter master分支的话出现的异常堆栈有所不同，具体可自测
@kangwang1988
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@lizhangqu
Please provide a demo project which can help me to reproduce this issue.

@lizhangqu
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lizhangqu commented Nov 19, 2019 •
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@kangwang1988
aspectd用v1.9.1分支，flutter用v1.9.1+hotfix.4的版本，把下面的代码加到demo工程中即可复现

https://github.com/alibaba-flutter/aspectd/blob/master/example/lib/main.dart

T testGenericType<T>(Map<T, dynamic> param) {
  return null;
}

This was referenced Nov 18, 2020
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@ameryzhu ameryzhu mentioned this issue Dec 24, 2020
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@kelciej kelciej mentioned this issue Feb 5, 2021
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This was referenced Mar 9, 2021
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@libralc libralc mentioned this issue Jun 25, 2021
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@lancexin lancexin mentioned this issue Jul 13, 2021
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@SillyRabbite SillyRabbite mentioned this issue Jul 19, 2021
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@kangwang1988 @lizhangqu
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