55 lines
1.7 KiB
Cython
55 lines
1.7 KiB
Cython
# capnp.pyx
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# distutils: language = c++
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# distutils: extra_compile_args = --std=c++11 -fpermissive
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# distutils: libraries = kj
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# cython: c_string_type = str
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# cython: c_string_encoding = default
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# cython: embedsignature = True
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cimport cython
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cimport async_cpp as async
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from cpython.ref cimport PyObject, Py_INCREF, Py_DECREF
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from cython.operator cimport dereference as deref
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cdef extern from "<utility>" namespace "std":
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async.PyPromise movePromise"std::move"(async.PyPromise)
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# By making it public, we'll be able to call it from asyncHelper.h
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cdef public object wrap_kj_exception(async.Exception & exception):
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return None # TODO
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cdef class EventLoop:
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cdef async.SimpleEventLoop thisptr
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cpdef evalLater(self, func):
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Py_INCREF(func)
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return Promise()._init(async.evalLater(self.thisptr, <PyObject *>func))
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cdef wait(self, async.PyPromise * promise):
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return self.thisptr.wait(movePromise(deref(promise)))
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cdef there(self, async.PyPromise * promise, object func, object error_func):
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Py_INCREF(func)
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Py_INCREF(error_func)
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return Promise()._init(async.there(self.thisptr, deref(promise), <PyObject *>func, <PyObject *>error_func))
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cdef EventLoop c_event_loop = EventLoop()
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event_loop = c_event_loop
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cdef class Promise:
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cdef async.PyPromise * thisptr
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cdef _init(self, async.PyPromise other):
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self.thisptr = new async.PyPromise(movePromise(other))
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return self
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def __dealloc__(self):
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del self.thisptr
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def wait(self):
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return c_event_loop.wait(self.thisptr)
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def then(self, func, error_func=None):
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return c_event_loop.there(self.thisptr, func, error_func)
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