.clang-tidy

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-braces-around-statements,
  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: "^_$"
- key: bugprone-assert-side-effect.AssertMacros
  value: 'ASSERT'
- key: bugprone-dangling-handle.HandleClasses
  value: 'std::basic_string_view;std::experimental::basic_string_view;absl::string_view'
- key: modernize-use-auto.MinTypeNameLength
  value: '10'
- key: readability-identifier-naming.ClassCase
  value: 'CamelCase'
- key: readability-identifier-naming.EnumCase
  value: 'CamelCase'
- key: readability-identifier-naming.EnumConstantCase
  value: 'CamelCase'
# Ignore GoogleTest function macros.
- key: readability-identifier-naming.FunctionIgnoredRegexp
  # To have the regex chomped correctly fence all items with `|` (other than first/last)
  value: >-
    (^AbslHashValue$|
    |^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$|
    |^shutdownThread_$|
    |^envoy_dynamic_module(.*)$|
    |TEST|
    |^use_count$)
- key: readability-identifier-naming.ParameterCase
  value: 'lower_case'
- key: readability-identifier-naming.ParameterIgnoredRegexp
  value: (^cname_ttl_$)
- 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: 'CamelCase'
- key: readability-identifier-naming.TypeAliasIgnoredRegexp
  value: '(result_type)'
- key: readability-identifier-naming.UnionCase
  value: 'CamelCase'
- key: readability-identifier-naming.FunctionCase
  value: 'camelBack'

HeaderFilterRegex: '^./source/.*|^./contrib/.*|^./test/.*|^./envoy/.*'

UseColor: true

WarningsAsErrors: '*'

# The ABI header file is a pure C header file, and clang-tidy is only for C++.
ExcludeHeaderFilterRegex: 'source/extensions/dynamic_modules/abi.h'

## 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