[build-system]
requires = ["setuptools", "pkgconfig", "Cython", "setuptools_scm[toml]>=6.2"]
build-backend = "setuptools.build_meta"

[tool.setuptools_scm]
# make sure we have the same versioning scheme with all setuptools_scm versions, to avoid different autogenerated files
# https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1015052
# https://github.com/borgbackup/borg/issues/6875
write_to = "src/borg/_version.py"
write_to_template = "__version__ = version = {version!r}\n"

[tool.black]
line-length = 120
skip-magic-trailing-comma = true

[tool.ruff]
line-length = 120
target-version = "py39"

# Enable pycodestyle (`E`) and Pyflakes (`F`) codes by default.
select = ["E", "F"]

# for reference ...
#   E402 module level import not at top
#   E501 line too long
#   F401 import unused
#   F405 undefined or defined from star imports
#   F811 redef of unused var

# borg code style guidelines:
# Ignoring E203 due to https://github.com/PyCQA/pycodestyle/issues/373
ignore = ["E203", "F405", "E402"]

# Allow autofix for all enabled rules (when `--fix`) is provided.
fixable = ["A", "B", "C", "D", "E", "F", "G", "I", "N", "Q", "S", "T", "W", "ANN", "ARG", "BLE", "COM", "DJ", "DTZ", "EM", "ERA", "EXE", "FBT", "ICN", "INP", "ISC", "NPY", "PD", "PGH", "PIE", "PL", "PT", "PTH", "PYI", "RET", "RSE", "RUF", "SIM", "SLF", "TCH", "TID", "TRY", "UP", "YTT"]
unfixable = []

# Exclude a variety of commonly ignored directories.
exclude = [
    ".cache",
    ".eggs",
    ".git",
    ".git-rewrite",
    ".idea",
    ".mypy_cache",
    ".ruff_cache",
    ".tox",
    "build",
    "dist",
]

# Allow unused variables when underscore-prefixed.
dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"

# Code style violation exceptions:
# please note that the values are adjusted so that they do not cause failures
# with existing code. if you want to change them, you should first fix all
# ruff failures that appear with your change.
[tool.ruff.per-file-ignores]
"setup_docs.py" = ["E501"]
"src/borg/archive.py" = ["E501"]
"src/borg/archiver/help_cmd.py" = ["E501"]
"src/borg/cache.py" = ["E501"]
"src/borg/helpers/__init__.py" = ["F401"]
"src/borg/platform/__init__.py" = ["F401"]
"src/borg/testsuite/archiver/disk_full.py" = ["F811"]
"src/borg/testsuite/archiver/return_codes.py" = ["F811"]
"src/borg/testsuite/benchmark.py" = ["F811"]
"src/borg/testsuite/platform.py" = ["F811"]