forked from VimPlug/jedi
44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
from functools import partial
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class _PluginManager(object):
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def __init__(self, registered_plugin_classes=()):
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self._registered_plugin_classes = list(registered_plugin_classes)
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def register(self, plugin_class):
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"""
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Makes it possible to register your plugin.
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"""
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self._registered_plugins.append(plugin_class)
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def _build_chain(self, evaluator):
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for plugin_class in self._registered_plugin_classes:
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yield plugin_class(evaluator)
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def get_callbacks(self, evaluator):
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return _PluginCallbacks(self._build_chain(evaluator))
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class _PluginCallbacks(object):
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def __init__(self, plugins):
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plugins = list(plugins)
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self.execute = self._wrap(plugins, 'execute')
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def _wrap(self, plugins, name):
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if not plugins:
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def default_callback(callback, *args, **kwargs):
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return callback(*args, **kwargs)
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return default_callback
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func = None
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for plugin in plugins:
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if func is None:
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func = getattr(plugin, name)
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else:
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func = partial(getattr(plugin, name), func)
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return func
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plugin_manager = _PluginManager()
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