diff options
Diffstat (limited to 'venv/lib/python3.11/site-packages/dotenv/variables.py')
-rw-r--r-- | venv/lib/python3.11/site-packages/dotenv/variables.py | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/venv/lib/python3.11/site-packages/dotenv/variables.py b/venv/lib/python3.11/site-packages/dotenv/variables.py deleted file mode 100644 index 667f2f2..0000000 --- a/venv/lib/python3.11/site-packages/dotenv/variables.py +++ /dev/null @@ -1,86 +0,0 @@ -import re -from abc import ABCMeta, abstractmethod -from typing import Iterator, Mapping, Optional, Pattern - -_posix_variable: Pattern[str] = re.compile( - r""" - \$\{ - (?P<name>[^\}:]*) - (?::- - (?P<default>[^\}]*) - )? - \} - """, - re.VERBOSE, -) - - -class Atom(metaclass=ABCMeta): - def __ne__(self, other: object) -> bool: - result = self.__eq__(other) - if result is NotImplemented: - return NotImplemented - return not result - - @abstractmethod - def resolve(self, env: Mapping[str, Optional[str]]) -> str: ... - - -class Literal(Atom): - def __init__(self, value: str) -> None: - self.value = value - - def __repr__(self) -> str: - return f"Literal(value={self.value})" - - def __eq__(self, other: object) -> bool: - if not isinstance(other, self.__class__): - return NotImplemented - return self.value == other.value - - def __hash__(self) -> int: - return hash((self.__class__, self.value)) - - def resolve(self, env: Mapping[str, Optional[str]]) -> str: - return self.value - - -class Variable(Atom): - def __init__(self, name: str, default: Optional[str]) -> None: - self.name = name - self.default = default - - def __repr__(self) -> str: - return f"Variable(name={self.name}, default={self.default})" - - def __eq__(self, other: object) -> bool: - if not isinstance(other, self.__class__): - return NotImplemented - return (self.name, self.default) == (other.name, other.default) - - def __hash__(self) -> int: - return hash((self.__class__, self.name, self.default)) - - def resolve(self, env: Mapping[str, Optional[str]]) -> str: - default = self.default if self.default is not None else "" - result = env.get(self.name, default) - return result if result is not None else "" - - -def parse_variables(value: str) -> Iterator[Atom]: - cursor = 0 - - for match in _posix_variable.finditer(value): - (start, end) = match.span() - name = match["name"] - default = match["default"] - - if start > cursor: - yield Literal(value=value[cursor:start]) - - yield Variable(name=name, default=default) - cursor = end - - length = len(value) - if cursor < length: - yield Literal(value=value[cursor:length]) |