32 lines
856 B
Python
32 lines
856 B
Python
from typing import Callable
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from cpl_core.type import T
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from cpl_reactive_extensions.abc.observer import Observer
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from cpl_reactive_extensions.subscription import Subscription
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class Subscriber(Subscription, Observer):
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def __init__(self, on_next: Callable, on_error: Callable = None, on_complete: Callable = None):
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Subscription.__init__(self)
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self._on_next = on_next
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self._on_error = on_error
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self._on_complete = on_complete
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def next(self, value: T):
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if self._closed:
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raise Exception("Observer is closed")
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self._on_next(value)
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def error(self, ex: Exception):
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if self._on_error is None:
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return
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self._on_error(ex)
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def complete(self):
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self._closed = True
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if self._on_complete is None:
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return
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self._on_complete()
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