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https://github.com/ets-labs/python-dependency-injector.git
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48 lines
1020 B
Python
48 lines
1020 B
Python
"""Injections module."""
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from .utils import is_provider
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class Injection(object):
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"""Base injection class."""
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__IS_OBJECTS_INJECTION__ = True
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__slots__ = ('__IS_OBJECTS_INJECTION__', 'name', 'injectable')
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def __init__(self, name, injectable):
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"""Initializer."""
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self.name = name
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self.injectable = injectable
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@property
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def value(self):
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"""Return injectable value."""
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if is_provider(self.injectable):
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return self.injectable()
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return self.injectable
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class InitArg(Injection):
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"""Init argument injection."""
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__IS_OBJECTS_INIT_ARG_INJECTION__ = True
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__slots__ = ('__IS_OBJECTS_INIT_ARG_INJECTION__',)
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class Attribute(Injection):
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"""Attribute injection."""
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__IS_OBJECTS_ATTRIBUTE_INJECTION__ = True
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__slots__ = ('__IS_OBJECTS_ATTRIBUTE_INJECTION__',)
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class Method(Injection):
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"""Method injection."""
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__IS_OBJECTS_METHOD_INJECTION__ = True
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__slots__ = ('__IS_OBJECTS_METHOD_INJECTION__',)
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