python-dependency-injector/dependency_injector/injections.pxd
2016-11-02 11:24:46 +02:00

64 lines
1.8 KiB
Cython

"""Dependency injector injections.
Cython optimized code.
"""
cpdef tuple parse_positional_injections(tuple args)
cpdef tuple parse_named_injections(dict kwargs)
cdef class Injection:
pass
cdef class PositionalInjection(Injection):
cdef object __value
cdef int __is_provider
cdef int __is_delegated
cdef int __call
cdef inline object __get_value(self):
if self.__call == 0:
return self.__value
return self.__value()
cdef class NamedInjection(Injection):
cdef object __name
cdef object __value
cdef int __is_provider
cdef int __is_delegated
cdef int __call
cdef inline object __get_name(self):
return self.__name
cdef inline object __get_value(self):
if self.__call == 0:
return self.__value
return self.__value()
cdef inline tuple __provide_positional_args(tuple inj_args,
int inj_args_len,
tuple args):
cdef PositionalInjection injection
if inj_args_len > 0:
positional_args = list()
for index in range(inj_args_len):
injection = <PositionalInjection>inj_args[index]
positional_args.append(injection.get_value())
positional_args.extend(args)
args = positional_args
return args
cdef inline dict __provide_keyword_args(tuple inj_kwargs,
int inj_kwargs_len,
dict kwargs):
cdef NamedInjection kw_injection
if inj_kwargs_len > 0:
for index in range(inj_kwargs_len):
kw_injection = <NamedInjection>inj_kwargs[index]
kwargs[kw_injection.get_name()] = kw_injection.get_value()
return kwargs