diff options
Diffstat (limited to 'clang-tools-extra/docs/clang-tidy')
| -rw-r--r-- | clang-tools-extra/docs/clang-tidy/checks/abseil-str-cat-append.rst | 17 | ||||
| -rw-r--r-- | clang-tools-extra/docs/clang-tidy/checks/list.rst | 1 |
2 files changed, 18 insertions, 0 deletions
diff --git a/clang-tools-extra/docs/clang-tidy/checks/abseil-str-cat-append.rst b/clang-tools-extra/docs/clang-tidy/checks/abseil-str-cat-append.rst new file mode 100644 index 00000000000..7ab1069b567 --- /dev/null +++ b/clang-tools-extra/docs/clang-tidy/checks/abseil-str-cat-append.rst @@ -0,0 +1,17 @@ +.. title:: clang-tidy - abseil-str-cat-append + +abseil-str-cat-append +===================== + +Flags uses of ``absl::StrCat()`` to append to a ``std::string``. Suggests +``absl::StrAppend()`` should be used instead. + +The extra calls cause unnecessary temporary strings to be constructed. Removing +them makes the code smaller and faster. + +.. code-block:: c++ + + a = absl::StrCat(a, b); // Use absl::StrAppend(&a, b) instead. + +Does not diagnose cases where ``abls::StrCat()`` is used as a template +argument for a functor. diff --git a/clang-tools-extra/docs/clang-tidy/checks/list.rst b/clang-tools-extra/docs/clang-tidy/checks/list.rst index c52f030a6d1..bde9285fb6a 100644 --- a/clang-tools-extra/docs/clang-tidy/checks/list.rst +++ b/clang-tools-extra/docs/clang-tidy/checks/list.rst @@ -8,6 +8,7 @@ Clang-Tidy Checks abseil-faster-strsplit-delimiter abseil-no-namespace abseil-string-find-startswith + abseil-str-cat-append android-cloexec-accept android-cloexec-accept4 android-cloexec-creat |
