sylvestre.ledru created this revision.
sylvestre.ledru added a project: clang-tools-extra.
https://reviews.llvm.org/D31860
Files:
docs/clang-tidy/checks/llvm-namespace-comment.rst
docs/clang-tidy/checks/llvm-twine-local.rst
docs/clang-tidy/checks/misc-inefficient-algorithm.rst
docs/clang-tidy/checks/misc-unused-parameters.rst
docs/clang-tidy/checks/performance-type-promotion-in-math-fn.rst
docs/clang-tidy/checks/readability-redundant-string-init.rst
docs/clang-tidy/checks/readability-uniqueptr-delete-release.rst
Index: docs/clang-tidy/checks/readability-uniqueptr-delete-release.rst
===================================================================
--- docs/clang-tidy/checks/readability-uniqueptr-delete-release.rst
+++ docs/clang-tidy/checks/readability-uniqueptr-delete-release.rst
@@ -5,3 +5,11 @@
Replace ``delete <unique_ptr>.release()`` with ``<unique_ptr> = nullptr``.
The latter is shorter, simpler and does not require use of raw pointer APIs.
+
+.. code-block:: c++
+
+ delete P.release();
+
+ // becomes
+
+ P = nullptr;
Index: docs/clang-tidy/checks/readability-redundant-string-init.rst
===================================================================
--- docs/clang-tidy/checks/readability-redundant-string-init.rst
+++ docs/clang-tidy/checks/readability-redundant-string-init.rst
@@ -12,3 +12,8 @@
// Initializing string with empty string literal is unnecessary.
std::string a = "";
std::string b("");
+
+ // becomes
+
+ std::string a;
+ std::string b;
Index: docs/clang-tidy/checks/performance-type-promotion-in-math-fn.rst
===================================================================
--- docs/clang-tidy/checks/performance-type-promotion-in-math-fn.rst
+++ docs/clang-tidy/checks/performance-type-promotion-in-math-fn.rst
@@ -9,3 +9,13 @@
For example, warns on ``::sin(0.f)``, because this funciton's parameter is a
double. You probably meant to call ``std::sin(0.f)`` (in C++), or ``sinf(0.f)``
(in C).
+
+.. code-block:: c++
+
+ float a;
+ asin(a);
+
+ // becomes
+
+ float a;
+ std::asin(a);
Index: docs/clang-tidy/checks/misc-unused-parameters.rst
===================================================================
--- docs/clang-tidy/checks/misc-unused-parameters.rst
+++ docs/clang-tidy/checks/misc-unused-parameters.rst
@@ -5,3 +5,21 @@
Finds unused parameters and fixes them, so that `-Wunused-parameter` can be
turned on.
+
+.. code-block:: c++
+
+ void a(int i) {}
+
+ // becomes
+
+ void a(int /*i*/) {}
+
+
+.. code-block:: c++
+
+ static void staticFunctionA(int i);
+ static void staticFunctionA(int i) {}
+
+ // becomes
+
+ static void staticFunctionA()
Index: docs/clang-tidy/checks/misc-inefficient-algorithm.rst
===================================================================
--- docs/clang-tidy/checks/misc-inefficient-algorithm.rst
+++ docs/clang-tidy/checks/misc-inefficient-algorithm.rst
@@ -9,3 +9,21 @@
Associative containers implements some of the algorithms as methods which
should be preferred to the algorithms in the algorithm header. The methods
can take advanatage of the order of the elements.
+
+.. code-block:: c++
+
+ std::set<int> s;
+ auto it = std::find(s.begin(), s.end(), 43);
+
+ // becomes
+
+ auto it = s.find(43);
+
+.. code-block:: c++
+
+ std::set<int> s;
+ auto c = count(s.begin(), s.end(), 43);
+
+ // becomes
+
+ auto c = s.count(43);
Index: docs/clang-tidy/checks/llvm-twine-local.rst
===================================================================
--- docs/clang-tidy/checks/llvm-twine-local.rst
+++ docs/clang-tidy/checks/llvm-twine-local.rst
@@ -6,3 +6,11 @@
Looks for local ``Twine`` variables which are prone to use after frees and
should be generally avoided.
+
+.. code-block:: c++
+
+ static Twine Moo = Twine("bark") + "bah";
+
+ // becomes
+
+ static std::string Moo = (Twine("bark") + "bah").str();
Index: docs/clang-tidy/checks/llvm-namespace-comment.rst
===================================================================
--- docs/clang-tidy/checks/llvm-namespace-comment.rst
+++ docs/clang-tidy/checks/llvm-namespace-comment.rst
@@ -12,6 +12,19 @@
https://google.github.io/styleguide/cppguide.html#Namespaces
+.. code-block:: c++
+
+ namespace n1 {
+ void f();
+ }
+
+ // becomes
+
+ namespace n1 {
+ void f();
+ } // namespace n1
+
+
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