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# ==================================================================================================================== #
# _____ _ _ ____ _ ___ _ _ _ _ _ #
# _ __ _ |_ _|__ ___ | (_)_ __ __ _ / ___| | |_ _| / \ | |__ ___| |_ _ __ __ _ ___| |_(_) ___ _ __ #
# | '_ \| | | || |/ _ \ / _ \| | | '_ \ / _` || | | | | | / _ \ | '_ \/ __| __| '__/ _` |/ __| __| |/ _ \| '_ \ #
# | |_) | |_| || | (_) | (_) | | | | | | (_| || |___| |___ | | / ___ \| |_) \__ \ |_| | | (_| | (__| |_| | (_) | | | | #
# | .__/ \__, ||_|\___/ \___/|_|_|_| |_|\__, (_)____|_____|___/_/ \_\_.__/|___/\__|_| \__,_|\___|\__|_|\___/|_| |_| #
# |_| |___/ |___/ #
# ==================================================================================================================== #
# Authors: #
# Patrick Lehmann #
# #
# License: #
# ==================================================================================================================== #
# Copyright 2017-2024 Patrick Lehmann - Bötzingen, Germany #
# Copyright 2014-2016 Technische Universität Dresden - Germany, Chair of VLSI-Design, Diagnostics and Architecture #
# #
# Licensed under the Apache License, Version 2.0 (the "License"); #
# you may not use this file except in compliance with the License. #
# You may obtain a copy of the License at #
# #
# http://www.apache.org/licenses/LICENSE-2.0 #
# #
# Unless required by applicable law or agreed to in writing, software #
# distributed under the License is distributed on an "AS IS" BASIS, #
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
# See the License for the specific language governing permissions and #
# limitations under the License. #
# #
# SPDX-License-Identifier: Apache-2.0 #
# ==================================================================================================================== #
#
"""
.. TODO:: Write module documentation.
"""
from typing import ClassVar, Union, Iterable, Any, Optional as Nullable
try:
from pyTooling.Decorators import export
from pyTooling.CLIAbstraction.Argument import NamedAndValuedArgument
except (ImportError, ModuleNotFoundError): # pragma: no cover
print("[pyTooling.Versioning] Could not import from 'pyTooling.*'!")
try:
from Decorators import export
from CLIAbstraction.Argument import NamedAndValuedArgument
except (ImportError, ModuleNotFoundError) as ex: # pragma: no cover
print("[pyTooling.Versioning] Could not import directly!")
raise ex
@export
class OptionalValuedFlag(NamedAndValuedArgument, pattern="{0"):
"""
Class and base-class for all OptionalValuedFlag classes, which represents a flag argument with data.
An optional valued flag is a flag name followed by a value. The default delimiter sign is equal (``=``). Name and
value are passed as one argument to the executable even if the delimiter sign is a whitespace character. If the value
is None, no delimiter sign and value is passed.
Example: ``width=100``
"""
_patternWithValue: ClassVar[str]
def __init_subclass__(cls, *args: Any, pattern: str = "{0}", patternWithValue: str = "{0}={1}", **kwargs: Any):
kwargs["pattern"] = pattern
super().__init_subclass__(*args, **kwargs)
cls._patternWithValue = patternWithValue
def __new__(cls, *args: Any, **kwargs: Any):
if cls is OptionalValuedFlag:
raise TypeError(f"Class '{cls.__name__}' is abstract.")
return super().__new__(cls, *args, **kwargs)
def __init__(self, value: Nullable[str] = None) -> None:
self._value = value
@property
def Value(self) -> Nullable[str]:
"""
Get the internal value.
:return: Internal value.
"""
return self._value
@Value.setter
def Value(self, value: Nullable[str]) -> None:
"""
Set the internal value.
:param value: Value to set.
"""
self._value = value
def AsArgument(self) -> Union[str, Iterable[str]]:
"""
Convert this argument instance to a string representation with proper escaping using the matching pattern based on
the internal name and optional value.
:return: Formatted argument.
:raises ValueError: If internal name is None.
"""
if self._name is None:
raise ValueError(f"Internal value '_name' is None.")
pattern = self._pattern if self._value is None else self._patternWithValue
return pattern.format(self._name, self._value)
def __str__(self) -> str:
return f"\"{self.AsArgument()}\""
__repr__ = __str__
@export
class ShortOptionalValuedFlag(OptionalValuedFlag, pattern="-{0}", patternWithValue="-{0}={1}"):
"""
Represents a :py:class:`OptionalValuedFlag` with a single dash.
Example: ``-optimizer=on``
"""
def __init_subclass__(cls, *args: Any, pattern: str = "-{0}", patternWithValue: str = "-{0}={1}", **kwargs: Any):
kwargs["pattern"] = pattern
kwargs["patternWithValue"] = patternWithValue
super().__init_subclass__(*args, **kwargs)
def __new__(cls, *args: Any, **kwargs: Any):
if cls is ShortOptionalValuedFlag:
raise TypeError(f"Class '{cls.__name__}' is abstract.")
return super().__new__(cls, *args, **kwargs)
@export
class LongOptionalValuedFlag(OptionalValuedFlag, pattern="--{0}", patternWithValue="--{0}={1}"):
"""
Represents a :py:class:`OptionalValuedFlag` with a double dash.
Example: ``--optimizer=on``
"""
def __init_subclass__(cls, *args: Any, pattern: str = "--{0}", patternWithValue: str = "--{0}={1}", **kwargs: Any):
kwargs["pattern"] = pattern
kwargs["patternWithValue"] = patternWithValue
super().__init_subclass__(*args, **kwargs)
def __new__(cls, *args: Any, **kwargs: Any):
if cls is LongOptionalValuedFlag:
raise TypeError(f"Class '{cls.__name__}' is abstract.")
return super().__new__(cls, *args, **kwargs)
@export
class WindowsOptionalValuedFlag(OptionalValuedFlag, pattern="/{0}", patternWithValue="/{0}:{1}"):
"""
Represents a :py:class:`OptionalValuedFlag` with a single slash.
Example: ``/optimizer:on``
"""
def __init_subclass__(cls, *args: Any, pattern: str = "/{0}", patternWithValue: str = "/{0}:{1}", **kwargs: Any):
kwargs["pattern"] = pattern
kwargs["patternWithValue"] = patternWithValue
super().__init_subclass__(*args, **kwargs)
def __new__(cls, *args: Any, **kwargs: Any):
if cls is WindowsOptionalValuedFlag:
raise TypeError(f"Class '{cls.__name__}' is abstract.")
return super().__new__(cls, *args, **kwargs)
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