def fetch_style_from_url(self, url: str) -> Optional[Path]:
"""Fetch a style file from a URL, saving the contents in the cache dir."""
if NitpickApp.current().offline:
# No style will be fetched in offline mode
return None
if self._first_full_path and not is_url(url):
prefix, rest = self._first_full_path.split(":/")
domain_plus_url = str(rest).strip("/").rstrip("/") + "/" + url
new_url = "{}://{}".format(prefix, domain_plus_url)
else:
new_url = url
parsed_url = list(urlparse(new_url))
if not parsed_url[2].endswith(TOML_EXTENSION):
parsed_url[2] += TOML_EXTENSION
new_url = urlunparse(parsed_url)
if new_url in self._already_included:
return None
if not NitpickApp.current().cache_dir:
raise FileNotFoundError("Cache dir does not exist")
try:
response = requests.get(new_url)
except requests.ConnectionError:
click.secho(
"Your network is unreachable. Fix your connection or use {} / {}=1".format(
NitpickApp.format_flag(NitpickApp.Flags.OFFLINE), NitpickApp.format_env(NitpickApp.Flags.OFFLINE)
),
fg="red",
err=True,
)
return None
if not response.ok:
raise FileNotFoundError("Error {} fetching style URL {}".format(response, new_url))
# Save the first full path to be used by the next files without parent.
if not self._first_full_path:
self._first_full_path = new_url.rsplit("/", 1)[0]
contents = response.text
style_path = NitpickApp.current().cache_dir / "{}.toml".format(slugify(new_url))
NitpickApp.current().cache_dir.mkdir(parents=True, exist_ok=True)
style_path.write_text(contents)
LOGGER.info("Loading style from URL %s into %s", new_url, style_path)
self._already_included.add(new_url)
return style_path
def test_flag_format_env_variable():
"""Test flag formatting and env variable."""
class OtherFlags(Enum):
"""Some flags to be used on the assertions below."""
MULTI_WORD = 1
SOME_OPTION = 2
assert NitpickApp.format_flag(
OtherFlags.MULTI_WORD) == "--nitpick-multi-word"
os.environ["NITPICK_SOME_OPTION"] = "something"
assert NitpickApp.format_env(
OtherFlags.SOME_OPTION) == "NITPICK_SOME_OPTION"
assert NitpickApp.get_env(OtherFlags.SOME_OPTION) == "something"
assert NitpickApp.get_env(OtherFlags.MULTI_WORD) == ""