.clang-tidy

UseColor: true

Checks: >
    bugprone-*,
    clang-analyzer-cplusplus*,
    concurrency-*,
    cppcoreguidelines-*,
    misc-*,
    modernize-*,
    performance-*,
    readability-*,

    # Bazel does this for determinism,
    -clang-diagnostic-builtin-macro-redefined,

    # suppress due to assert,
    -cppcoreguidelines-pro-bounds-array-to-pointer-decay,

    # short names are fine for short lifetimes,
    -readability-identifier-length,

    # allow unused variables to be unnamed,
    -readability-named-parameter,

    # C-arrays necessary as function args,
    -modernize-avoid-c-arrays,

    # use iterators as abstractions, not pointers,
    -readability-qualified-auto,

    # it's okay for exceptions to escape main,
    -bugprone-exception-escape,

    # false positive with spaceship operator,
    # https://reviews.llvm.org/D95714?id=320393,
    # NOTE: still false positive with LLVM 17.0.2,
    -modernize-use-nullptr,

    # disable common aliases,
    -cppcoreguidelines-avoid-c-arrays,
    -cppcoreguidelines-avoid-magic-numbers,
    -cppcoreguidelines-c-copy-assignment-signature,
    -cppcoreguidelines-explicit-virtual-functions,
    -cppcoreguidelines-non-private-member-variables-in-classes,

    # disable EXTREMELY SLOW checks,
    -bugprone-reserved-identifier,
    -readability-identifier-naming,
    -misc-confusable-identifiers,

    # too many false positives,
    -misc-include-cleaner,

    # doesn't work with auto&,
    -modernize-use-trailing-return-type,

    # there are magic numbers in tests,
    -readability-magic-numbers,

    # hinnant style special member functions,
    -cppcoreguidelines-special-member-functions,

    # references are stored in short-lived objects that only live,
    # until the end of the enclosing expression,
    -cppcoreguidelines-avoid-const-or-ref-data-members,

    # this library defines a DSL,
    -misc-unconventional-assign-operator,

    # false positives,
    -readability-simplify-boolean-expr,

    # false positives with overloaded operators (e.g. `^`),
    -misc-redundant-expression,

    # favor member init - reserving the non-init semantic as uninit (e.g. fundamental types, arrays),
    -readability-redundant-member-init,

CheckOptions:
    - key: misc-non-private-member-variables-in-classes.IgnoreClassesWithAllMemberVariablesBeingPublic
      value: true
    - key: performance-move-const-arg.CheckTriviallyCopyableMove
      value: false
    - key: readability-implicit-bool-conversion.AllowIntegerConditions
      value : true
    - key: readability-implicit-bool-conversion.AllowPointerConditions
      value : true

# only lint files coming from this project
HeaderFilterRegex: '__main__/'

WarningsAsErrors: '*'