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[tool.ruff]
line-length = 88
target-version = "py38"
# See https://beta.ruff.rs/docs/rules/ for a full list of rules.
lint.select = [
"E", "W", # pycodestyle
"F", # pyflakes
"I", # isort
"PL", # pylint
"UP", # pyupgrade
]
lint.ignore = [
# These should be triaged and either fixed or moved to the list below.
"E713", "E714",
# These are intentionally ignored.
"E741", # ambiguous-variable-name
"PLR09", # too-many-return-statements, too-many-branches, too-many-arguments, too-many-statements
"PLR2004", # magic-value-comparison
"PLC0206", # dict-index-missing-items
"PLC0415", # `import` should be at the top-level of a file
# These are handled by ruff format.
"E1", "E4", "E5", "W1", "W2", "W5",
]
builtins = ["gdb"]
extend-include = ["*.configure"]
exclude = [
# These paths should be triaged and either fixed or moved to the list below.
"devtools/shared",
"dom/bindings/Codegen.py",
"dom/bindings/parser/WebIDL.py",
"dom/bindings/parser/tests/test_arraybuffer.py",
"dom/bindings/parser/tests/test_securecontext_extended_attribute.py",
"gfx/tests",
"ipc/ipdl/ipdl",
"layout/base/tests/marionette",
"layout/reftests/border-image",
"layout/reftests/fonts",
"layout/reftests/w3c-css",
"layout/style",
"media/libdav1d/generate_source.py",
"netwerk/dns/prepare_tlds.py",
"netwerk/protocol/http/make_incoming_tables.py",
"python/l10n/fluent_migrations",
"security/manager/ssl/tests/unit",
"servo/components/style",
"testing/condprofile/condprof/android.py",
"testing/condprofile/condprof/creator.py",
"testing/condprofile/condprof/desktop.py",
"testing/condprofile/condprof/runner.py",
"testing/condprofile/condprof/scenarii/heavy.py",
"testing/condprofile/condprof/scenarii/settled.py",
"testing/condprofile/condprof/scenarii/synced.p",
"testing/condprofile/condprof/helpers.py",
"testing/jsshell/benchmark.py",
"testing/marionette/mach_commands.py",
"testing/mozharness/docs",
"testing/mozharness/examples",
"testing/mozharness/external_tools",
"testing/mozharness/mach_commands.py",
"testing/mozharness/manifestparser",
"testing/mozharness/mozprocess",
"testing/mozharness/setup.py",
"testing/parse_build_tests_ccov.py",
"testing/runtimes/writeruntimes.py",
"testing/tools/iceserver/iceserver.py",
"testing/tools/websocketprocessbridge/websocketprocessbridge.py",
"toolkit/content/tests/chrome/file_about_networking_wsh.py",
"toolkit/library/build/dependentlibs.py",
"toolkit/mozapps",
"toolkit/moz.configure",
"toolkit/nss.configure",
# Can be removed once remaining CI workers updated past Python 3.8
"python/mozbuild/mozbuild/action/tooltool.py",
# mako files are not really python files
"*.mako.py",
# These paths are intentionally excluded (not necessarily for good reason).
"build/moz.configure/*.configure",
"build/pymake/",
"browser/extensions/mortar/ppapi/",
"browser/moz.configure",
"dom/canvas/test/webgl-conf/checkout/closure-library/",
"editor/libeditor/tests/browserscope/",
"intl/icu/",
"ipc/chromium/src/third_party/",
"js/*.configure",
"gfx/angle/",
"gfx/harfbuzz",
"gfx/skia/",
"memory/moz.configure",
"mobile/android/*.configure",
"node_modules",
"python/mozbuild/mozbuild/test/configure/data",
"security/nss/",
"testing/marionette/harness/marionette_harness/runner/mixins",
"testing/marionette/harness/marionette_harness/tests",
"testing/mochitest/pywebsocket3",
"testing/mozharness/configs/test/test_malformed.py",
"testing/web-platform/tests",
"tools/lint/test/files",
"tools/crashreporter/*.configure",
".ycm_extra_conf.py",
]
[tool.ruff.lint.per-file-ignores]
# These paths are intentionally excluded.
"dom/bindings/Configuration.py" = ["PLC3002"]
"ipc/ipdl/*" = ["F403", "F405"]
"layout/tools/reftest/selftest/conftest.py" = ["F811"]
# cpp_eclipse has a lot of multi-line embedded XML which exceeds line length
"python/mozbuild/mozbuild/backend/cpp_eclipse.py" = ["E501"]
"testing/firefox-ui/**/__init__.py" = ["F401"]
"testing/marionette/**/__init__.py" = ["F401"]
"testing/mochitest/tests/python/conftest.py" = ["F811"]
"testing/mozbase/manifestparser/tests/test_filters.py" = ["E731"]
"testing/mozbase/mozinfo/mozinfo/mozinfo.py" = ["PLE0605"]
"testing/mozbase/mozlog/tests/test_formatters.py" = ["E501"]
"testing/mozharness/configs/*" = ["E501"]
"**/*.configure" = ["F821"]
# These paths contain Python-2 only syntax.
"build/compare-mozconfig/compare-mozconfigs.py" = ["F821"]
"build/midl.py" = ["F821"]
"build/pgo/genpgocert.py" = ["F821"]
"config/MozZipFile.py" = ["F821"]
"config/check_source_count.py" = ["F821"]
"config/tests/unitMozZipFile.py" = ["F821"]
"ipc/pull-chromium.py" = ["F633"]
"js/src/**" = ["F633", "F821"]
"python/mozbuild/mozbuild/action/dump_env.py" = ["F821"]
"python/mozbuild/mozbuild/dotproperties.py" = ["F821"]
"python/mozbuild/mozbuild/testing.py" = ["F821"]
"python/mozbuild/mozbuild/util.py" = ["F821"]
"testing/mozharness/mozharness/mozilla/testing/android.py" = ["F821"]
"testing/mochitest/runtests.py" = ["F821"]
[tool.ruff.format]
# Enable preview mode for --output-format=json to get improved line/column reporting.
# TODO: Remove preview once these features are in the stable release.
preview = true
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