clang/test/CodeCompletion/patterns.cpp

   1 void loops() {
   2   while (true) {
   3     // line 3
   4   }
   5   for (;;) {
   6     // line 6
   7   }
   8   do {
   9     // line 9
  10   } while (true);
  11   // line 11
  12 }
  13 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:3:1 %s -o - | FileCheck -check-prefix=LOOP %s
  14 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:6:1 %s -o - | FileCheck -check-prefix=LOOP %s
  15 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:9:1 %s -o - | FileCheck -check-prefix=LOOP %s
  16 // LOOP: COMPLETION: Pattern : break;{{$}}
  17 // LOOP: COMPLETION: Pattern : continue;{{$}}
  18 // LOOP: COMPLETION: Pattern : goto <#label#>;{{$}}
  19 // LOOP: COMPLETION: Pattern : return;{{$}}
  20 //
  21 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:11:1 %s -o - | FileCheck -check-prefix=OUTSIDE-LOOP %s
  22 // OUTSIDE-LOOP-NOT: COMPLETION: Pattern : break;{{$}}
  23 // OUTSIDE-LOOP-NOT: COMPLETION: Pattern : continue;{{$}}
  24 // OUTSIDE-LOOP: COMPLETION: Pattern : goto <#label#>;{{$}}
  25 // OUTSIDE-LOOP: COMPLETION: Pattern : return;{{$}}
  26
  27 int value_return() {
  28   // line 28
  29 }
  30 void void_return() {
  31   // line 31
  32 }
  33 bool bool_return() {
  34   // line 34
  35 }
  36 int *ptr_return() {
  37   // line 37
  38 }
  39 struct Cls {};
  40 int Cls::*memptr_return() {
  41   // line 41
  42 }
  43 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:28:1 %s -o - | FileCheck -check-prefix=RETURN-VAL %s
  44 // RETURN-VAL-NOT: COMPLETION: Pattern : return;
  45 // RETURN-VAL-NOT: COMPLETION: Pattern : return false;
  46 // RETURN-VAL-NOT: COMPLETION: Pattern : return true;
  47 // RETURN-VAL-NOT: COMPLETION: Pattern : return nullptr;
  48 // RETURN-VAL: COMPLETION: Pattern : return <#expression#>;{{$}}
  49
  50 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:31:1 %s -o - | FileCheck -check-prefix=RETURN-VOID %s
  51 // RETURN-VOID-NOT: COMPLETION: Pattern : return false;
  52 // RETURN-VOID-NOT: COMPLETION: Pattern : return true;
  53 // RETURN-VOID-NOT: COMPLETION: Pattern : return <#expression#>;
  54 // RETURN-VOID-NOT: COMPLETION: Pattern : return nullptr;
  55 // RETURN-VOID: COMPLETION: Pattern : return;{{$}}
  56
  57 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:34:1 %s -o - | FileCheck -check-prefix=RETURN-BOOL %s
  58 // RETURN-BOOL-NOT: COMPLETION: Pattern : return;
  59 // RETURN-BOOL-NOT: COMPLETION: Pattern : return nullptr;
  60 // RETURN-BOOL: COMPLETION: Pattern : return <#expression#>;{{$}}
  61 // RETURN-BOOL: COMPLETION: Pattern : return false;{{$}}
  62 // RETURN-BOOL: COMPLETION: Pattern : return true;{{$}}
  63
  64 // Check both pointer and member pointer return types.
  65 // RUN: %clang_cc1 -fsyntax-only -std=c++11 -code-completion-patterns -code-completion-at=%s:37:1 %s -o - | FileCheck -check-prefix=RETURN-PTR %s
  66 // RUN: %clang_cc1 -fsyntax-only -std=c++11 -code-completion-patterns -code-completion-at=%s:41:1 %s -o - | FileCheck -check-prefix=RETURN-PTR %s
  67 // RETURN-PTR-NOT: COMPLETION: Pattern : return false;{{$}}
  68 // RETURN-PTR-NOT: COMPLETION: Pattern : return true;{{$}}
  69 // RETURN-PTR-NOT: COMPLETION: Pattern : return;
  70 // RETURN-PTR: COMPLETION: Pattern : return <#expression#>;{{$}}
  71 // RETURN-PTR: COMPLETION: Pattern : return nullptr;
  72
  73 // 'return nullptr' is not available before C++11.
  74 // RUN: %clang_cc1 -fsyntax-only -std=c++03 -code-completion-patterns -code-completion-at=%s:37:1 %s -o - | FileCheck -check-prefix=RETURN-PTR-STD03 %s
  75 // RUN: %clang_cc1 -fsyntax-only -std=c++03 -code-completion-patterns -code-completion-at=%s:41:1 %s -o - | FileCheck -check-prefix=RETURN-PTR-STD03 %s
  76 // RETURN-PTR-STD03-NOT: COMPLETION: Pattern : return nullptr;
  77
  78 void something();
  79
  80 void unbraced_if() {
  81   if (true)
  82     something();
  83   // line 83
  84 }
  85 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:83:3 %s -o - | FileCheck -check-prefix=UNBRACED-IF %s
  86 // UNBRACED-IF: COMPLETION: Pattern : else
  87 // UNBRACED-IF-NEXT: <#statement#>;
  88 // UNBRACED-IF: COMPLETION: Pattern : else if (<#condition#>)
  89 // UNBRACED-IF-NEXT: <#statement#>;
  90
  91 void braced_if() {
  92   if (true) {
  93     something();
  94   }
  95   // line 95
  96 }
  97 // RUN: %clang_cc1 -fsyntax-only -code-completion-patterns -code-completion-at=%s:95:3 %s -o - | FileCheck -check-prefix=BRACED-IF %s
  98 // BRACED-IF: COMPLETION: Pattern : else {
  99 // BRACED-IF-NEXT: <#statements#>
 100 // BRACED-IF-NEXT: }
 101 // BRACED-IF: COMPLETION: Pattern : else if (<#condition#>) {
 102 // BRACED-IF-NEXT: <#statements#>
 103 // BRACED-IF-NEXT: }