add .clang-tidy

.clang-tidy

@@ -0,0 +1,44 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+# https://releases.llvm.org/14.0.0/tools/clang/tools/extra/docs/clang-tidy/index.html
+
+abseil- # Checks related to Abseil library.
+altera- # Checks related to OpenCL programming for FPGAs
+android- # Checks related to Android
+boost- # Checks related to Boost library
+bugprone- # Checks that target bug-prone code constructs
+cert- # Checks related to CERT Secure Coding Guidelines
+clang-analyzer- # Clang Static Analyzer Checks 
+concurrency- # Checks related to concurrent programming (including threads, fibers, coroutines, etc.)
+cppcoreguidelines- # Checks related to C++ Core Guidelines
+darwin- # Checks related to Darwin coding conventions
+fuchsia- # Checks related to Fuchsia coding conventions
+google- # Checks related to Google coding conventions
+hicpp- # Checks related to High Integrity C++ Coding Standard
+linuxkernel- # Checks related to the Linux Kernel coding conventions
+llvm- # Checks related to the LLVM coding conventions
+llvmlibc- # Checks related to the LLVM-libc coding standards
+misc- # Checks that we didn’t have a better category for
+modernize- # Checks that advocate usage of modern (currently “modern” means “C++11”) language constructs
+mpi- # Checks related to MPI (Message Passing Interface)
+objc- # Checks related to Objective-C coding conventions
+openmp- # Checks related to OpenMP API
+performance- # Checks that target performance-related issues
+portability- # Checks that target portability-related issues that don’t relate to any particular coding style
+readability- # Checks that target readability-related issues that don’t relate to any particular coding style
+zircon- # Checks related to Zircon kernel coding conventions.