xref: /llvm-project/clang-tools-extra/test/clang-tidy/checkers/modernize/use-ranges-pipe.cpp (revision 87ca6386f9389f9d929d660e37701590092cefab)
1 // RUN: %check_clang_tidy -std=c++20 %s modernize-use-ranges %t -check-suffixes=,PIPE \
2 // RUN:   -config="{CheckOptions: { \
3 // RUN:     modernize-use-ranges.UseReversePipe: true }}" -- -I %S/Inputs/use-ranges/
4 // RUN: %check_clang_tidy -std=c++20 %s modernize-use-ranges %t -check-suffixes=,NOPIPE  -- -I %S/Inputs/use-ranges/
5 
6 // CHECK-FIXES: #include <algorithm>
7 // CHECK-FIXES: #include <ranges>
8 
9 #include "fake_std.h"
10 
11 void stdLib() {
12   std::vector<int> I;
13   std::find(I.rbegin(), I.rend(), 0);
14   // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: use a ranges version of this algorithm
15   // CHECK-FIXES-NOPIPE: std::ranges::find(std::ranges::reverse_view(I), 0);
16   // CHECK-FIXES-PIPE: std::ranges::find(I | std::views::reverse, 0);
17 
18 }
19