#
# Jasy - Web Tooling Framework
# Copyright 2013-2014 Sebastian Werner
#
[docs]class FlagSet:
"""
Configures an formatting object which can be used to compress classes afterwards.
The optimization set is frozen after initialization which also generates the unique key based on the given
formatting options.
"""
__key = None
def __init__(self, *args):
self.__data = set()
for identifier in args:
self.__data.add(identifier)
self.__key = "+".join(sorted(self.__data))
[docs] def has(self, key):
"""Whether the given formatting is enabled."""
return key in self.__data
[docs] def enable(self, flag):
self.__data.add(flag)
self.__key = None
[docs] def disable(self, flag):
self.__data.remove(flag)
self.__key = None
[docs] def getKey(self):
"""Returns a unique key to identify this formatting set."""
if self.__key is None:
self.__key = "+".join(sorted(self.__data))
return self.__key
# Map Python built-ins
__repr__ = getKey
__str__ = getKey