.clang-tidy

---
WarningsAsErrors: "*"
Checks: >
  -*,
  abseil-*,
  bugprone-*,
  google-*,
  misc-*,
  modernize-*,
  performance-*,
  portability-*,
  readability-*,
  performance-*,
  readability-magic-numbers,
# clang-analyzer-cplusplus.NewDeleteLeaks TODO(#632) readd
  -modernize-use-trailing-return-type,
  -misc-non-private-member-variables-in-classes,
  -misc-include-cleaner,
  -google-readability-avoid-underscore-in-googletest-name,
  -abseil-string-find-str-contains,
  -bugprone-easily-swappable-parameters,
  -bugprone-unchecked-optional-access,
  -bugprone-unused-return-value,
  -readability-magic-numbers
#  TODO(someone): clean up misc-non-private-member-variables-in-classes and add option back in
# Not using google-readability-avoid-underscore-in-googletest-name because it also fails for test_name
# Not using abseil-string-find-str-contains because we don't want to include more libraries
# Not using bugprone-unused-return-value because we get spurious positives for overridden 'T& operator=(T&)'
CheckOptions:
  - { key: readability-identifier-naming.NamespaceCase,          value: lower_case }
  - { key: readability-identifier-naming.ClassCase,              value: CamelCase }
  - { key: readability-identifier-naming.StructCase,             value: CamelCase }
  - { key: readability-identifier-naming.TemplateParameterCase,  value: CamelCase }
  - { key: readability-identifier-naming.FunctionCase,           value: camelBack }
  - { key: readability-identifier-naming.VariableCase,           value: lower_case }
  - { key: readability-identifier-naming.ClassMemberCase,        value: lower_case }
  - { key: readability-identifier-naming.EnumConstantCase,         value: UPPER_CASE }
  - { key: readability-identifier-naming.GlobalConstantCase,       value: UPPER_CASE }
  - { key: readability-identifier-naming.ConstexprVariableCase,    value: UPPER_CASE }
  - { key: readability-identifier-naming.TypeTemplateParameterIgnoredRegexp, value: expr-type }
  - { key: readability-implicit-bool-conversion.AllowIntegerConditions,  value: 1 }
  - { key: readability-implicit-bool-conversion.AllowPointerConditions,  value: 1 }
  - { key: bugprone-easily-swappable-parameters.MinimumLength, value: 2 }

# readability-identifier-naming.TypeTemplateParameterIgnoredRegexp is workaround for error of clang-tidy with ubuntu (https://github.com/llvm/llvm-project/issues/46097)