Adding clangd]clang-tidy files

Author: msoos

.clang-tidy

@@ -0,0 +1,129 @@
+Checks: >
+  -clang-analyzer-core.NonNullParamChecker,
+  -clang-analyzer-optin.cplusplus.UninitializedObject,
+  abseil-duration-*,
+  abseil-faster-strsplit-delimiter,
+  abseil-no-namespace,
+  abseil-redundant-strcat-calls,
+  abseil-str-cat-append,
+  abseil-string-find-startswith,
+  abseil-upgrade-duration-conversions,
+  bugprone-assert-side-effect,
+  bugprone-unused-raii,
+  bugprone-use-after-move,
+  clang-analyzer-core.DivideZero,
+  misc-unused-using-decls,
+  modernize-deprecated-headers,
+  modernize-loop-convert,
+  modernize-make-shared,
+  modernize-make-unique,
+  # modernize-return-braced-init-list,
+  modernize-use-default-member-init,
+  modernize-use-equals-default,
+  modernize-use-nullptr,
+  modernize-use-override,
+  modernize-use-using,
+  performance-faster-string-find,
+  performance-for-range-copy,
+  performance-inefficient-algorithm,
+  performance-inefficient-vector-operation,
+  performance-noexcept-move-constructor,
+  performance-move-constructor-init,
+  performance-type-promotion-in-math-fn,
+  performance-unnecessary-copy-initialization,
+  readability-container-size-empty,
+  readability-identifier-naming,
+  readability-redundant-control-flow,
+  readability-redundant-member-init,
+  readability-redundant-smartptr-get,
+  readability-redundant-string-cstr
+
+CheckOptions:
+- key: cppcoreguidelines-unused-variable.IgnorePattern
+  value: "^_$"
+- key: bugprone-assert-side-effect.AssertMacros
+  value: 'ASSERT'
+- key: bugprone-dangling-handle.HandleClasses
+  value: 'std::basic_string_view;std::experimental::basic_string_view;absl::string_view'
+- key: modernize-use-auto.MinTypeNameLength
+  value: '10'
+- key: readability-identifier-naming.ClassCase
+  value: 'lower_case'
+- key: readability-identifier-naming.EnumCase
+  value: 'CamelCase'
+- key: readability-identifier-naming.EnumConstantCase
+  value: 'lower_case'
+# Ignore GoogleTest function macros.
+- key: readability-identifier-naming.FunctionIgnoredRegexp
+  # To have the regex chomped correctly fence all items with `|` (other than first/last)
+  value: >-
+    (^AbslHashValue$|
+    |^called_count$|
+    |^case_sensitive$|
+    |^Create$|
+    |^envoy_resolve_dns$|
+    |^evconnlistener_free$|
+    |^event_base_free$|
+    |^(get|set)EVP_PKEY$|
+    |^has_value$|
+    |^Ip6(ntohl|htonl)$|
+    |^get_$|
+    |^HeaderHasValue(Ref)?$|
+    |^HeaderValueOf$|
+    |^Is(Superset|Subset)OfHeaders$|
+    |^LLVMFuzzerInitialize$|
+    |^LLVMFuzzerTestOneInput$|
+    |^Locality$|
+    |^MOCK_METHOD$|
+    |^PrepareCall$|
+    |^PrintTo$|
+    |^resolve_dns$|
+    |^result_type$|
+    |Returns(Default)?WorkerId$|
+    |^sched_getaffinity$|
+    |^shutdownThread_$|
+    |TEST|
+    |^use_count$)
+- key: readability-identifier-naming.VariableCase
+  value: 'lower_case'
+- key: readability-identifier-naming.ClassCase
+  value: 'CamelCase'
+- key: readability-identifier-naming.ParameterCase
+  value: 'lower_case'
+- key: readability-identifier-naming.ParameterIgnoredRegexp
+  value: >-
+   (^cname_ttl_$|
+   |^_.*$|
+   |^.*limitK$|
+   |^.*limitM$)
+- key: readability-identifier-naming.PrivateMemberCase
+  value: 'lower_case'
+# - key: readability-identifier-naming.PrivateMemberSuffix
+#   value: '_'
+- key: readability-identifier-naming.StructCase
+  value: 'CamelCase'
+- key: readability-identifier-naming.TypeAliasCase
+  value: 'lower_case'
+- key: readability-identifier-naming.TypeAliasIgnoredRegexp
+  value: '(result_type)'
+- key: readability-identifier-naming.UnionCase
+  value: 'CamelCase'
+- key: readability-identifier-naming.FunctionCase
+  value: 'lower_case'
+- key: readability-identifier-naming.FunctionIgnoredRegexp
+  value: >-
+   (^.*nVars.*$|
+   |^.*limitK$|
+   |^.*limitM$)
+
+HeaderFilterRegex: '^./source/.*|^./contrib/.*|^./test/.*|^./envoy/.*'
+
+UseColor: true
+
+WarningsAsErrors: ''
+
+## The version here is arbitrary since any change to this file will
+## trigger a full run of clang-tidy against all files.
+## It can be useful as it seems some header changes may not trigger the
+## expected rerun.
+# v0

.clangd

@@ -0,0 +1,3 @@
+CompileFlags:                     # Tweak the parse settings
+  Add: [-xc++, -Wall]             # treat all files as C++, enable more warnings
+  Compiler: clang++               # Change argv[0] of compile flags to `clang++`