beginCompilationUnit(Foo)
  beginMetadataStar(Foo)
  endMetadataStar(0)
  beginTopLevelMember(Foo)
    beginTopLevelMethod(, null)
      handleIdentifier(Foo, typeReference)
      beginTypeArguments(<)
        handleIdentifier(int, typeReference)
        handleNoTypeArguments(>)
        handleType(int, null)
      endTypeArguments(1, <, >)
      handleType(Foo, null)
      handleIdentifier(f, topLevelFunctionDeclaration)
      handleNoTypeVariables(()
      beginFormalParameters((, MemberKind.TopLevelMethod)
      endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
      handleAsyncModifier(null, null)
      beginBlockFunctionBody({)
      endBlockFunctionBody(0, {, })
    endTopLevelMethod(Foo, null, })
  endTopLevelDeclaration()
endCompilationUnit(1, )