def _add_entry_to_gitignore(self, entry, gitignore):
entry = GitWildMatchPattern.escape(entry)
with open(gitignore, "a+", encoding="utf-8") as fobj:
fobj.seek(0, os.SEEK_END)
if fobj.tell() == 0:
# Empty file
prefix = ""
else:
fobj.seek(fobj.tell() - 1, os.SEEK_SET)
last = fobj.read(1)
prefix = "" if last == "\n" else "\n"
fobj.write("{}{}\n".format(prefix, entry))
def _add_entry_to_gitignore(self, entry, gitignore):
entry = GitWildMatchPattern.escape(entry)
with open(gitignore, "a+", encoding="utf-8") as fobj:
unique_lines = set(fobj.readlines())
fobj.seek(0, os.SEEK_END)
if fobj.tell() == 0:
# Empty file
prefix = ""
else:
fobj.seek(fobj.tell() - 1, os.SEEK_SET)
last = fobj.read(1)
prefix = "" if last == "\n" else "\n"
new_entry = f"{prefix}{entry}\n"
if new_entry not in unique_lines:
fobj.write(new_entry)
def compile(pattern: str, _,
definition_file: Path) -> Optional[_IgnoreRule]:
"""Build an ignore rule from the supplied glob pattern and log a useful warning if it is invalid"""
relative_to: Optional[Path] = None
if pattern.strip() == "/":
# "/" doesn't match anything in gitignore
log.warning("Ignoring no-op glob pattern '/' from %s",
definition_file)
return None
if pattern.startswith("/") or "/" in pattern.rstrip("/"):
# See https://git-scm.com/docs/gitignore
# > If there is a separator at the beginning or middle (or both) of the pattern, then the
# > pattern is relative to the directory level of the particular .gitignore file itself.
# > Otherwise the pattern may also match at any level below the .gitignore level.
relative_to = definition_file.parent
ignore_pattern = GitWildMatchPattern(pattern)
return _GlobIgnoreRule(ignore_pattern.regex, pattern,
ignore_pattern.include, relative_to)
def __init__(self, pattern_list, dirname):
if pattern_list:
if isinstance(pattern_list[0], str):
pattern_list = [
PatternInfo(pattern, "") for pattern in pattern_list
]
self.pattern_list = pattern_list
self.dirname = dirname
self.prefix = self.dirname + os.sep
self.regex_pattern_list = [
GitWildMatchPattern.pattern_to_regex(pattern_info.patterns)
for pattern_info in pattern_list
]
self.ignore_spec = [(ignore,
re.compile("|".join(item[0] for item in group)))
for ignore, group in groupby(
self.regex_pattern_list, lambda x: x[1])
if ignore is not None]
