clang-tools-extra/pseudo/test/cxx/capture-list.cpp

   1 // RUN: clang-pseudo -grammar=cxx -source=%s --print-forest | FileCheck %s
   2 // We loosely allow capture defaults in any position/multiple times.
   3 auto lambda = [&, &foo, bar(x), =]{};
   4 // CHECK:      lambda-introducer := [ capture-list ]
   5 // CHECK-NEXT: ├─[
   6 // CHECK-NEXT: ├─capture-list
   7 // CHECK-NEXT: │ ├─capture-list
   8 // CHECK-NEXT: │ │ ├─capture-list
   9 // CHECK-NEXT: │ │ │ ├─capture-list~& := tok[4]
  10 // CHECK-NEXT: │ │ │ ├─,
  11 // CHECK-NEXT: │ │ │ └─capture~simple-capture
  12 // CHECK-NEXT: │ │ │   ├─&
  13 // CHECK-NEXT: │ │ │   └─IDENTIFIER := tok[7]
  14 // CHECK-NEXT: │ │ ├─,
  15 // CHECK-NEXT: │ │ └─capture~init-capture
  16 // CHECK-NEXT: │ │   ├─IDENTIFIER := tok[9]
  17 // CHECK-NEXT: │ │   └─initializer := ( expression-list )
  18 // CHECK-NEXT: │ │     ├─(
  19 // CHECK-NEXT: │ │     ├─expression-list~IDENTIFIER := tok[11]
  20 // CHECK-NEXT: │ │     └─)
  21 // CHECK-NEXT: │ ├─,
  22 // CHECK-NEXT: │ └─capture~=
  23 // CHECK-NEXT: └─]