def __init__(self, rtyper, methdescs):
samplemdesc = iter(methdescs).next()
concretetable, uniquerows = get_concrete_calltable(rtyper,
samplemdesc.funcdesc.getcallfamily())
self.row_mapping = {}
for row in uniquerows:
sample_as_static_meth = row.itervalues().next()
SM = ootype.typeOf(sample_as_static_meth)
M = ootype.Meth(SM.ARGS[1:], SM.RESULT) # cut self
self.row_mapping[row.attrname] = row, M
def attach_class_attr_accessor(self, mangled, oovalue):
def ll_getclassattr(self):
return oovalue
M = ootype.Meth([], ootype.typeOf(oovalue))
ll_getclassattr = func_with_new_name(ll_getclassattr,
'll_get_' + mangled)
graph = self.rtyper.annotate_helper(ll_getclassattr,
[self.lowleveltype])
m = ootype.meth(M,
_name=mangled,
_callable=ll_getclassattr,
graph=graph)
ootype.addMethods(self.lowleveltype, {mangled: m})
def attach_class_attr_accessor(self, mangled, value, r_value):
def ll_getclassattr(self):
return oovalue
M = ootype.Meth([], r_value.lowleveltype)
if value is None:
m = ootype.meth(M, _name=mangled, abstract=True)
else:
oovalue = r_value.convert_desc_or_const(value)
ll_getclassattr = func_with_new_name(ll_getclassattr,
'll_get_' + mangled)
graph = self.rtyper.annotate_helper(ll_getclassattr,
[self.lowleveltype])
m = ootype.meth(M,
_name=mangled,
_callable=ll_getclassattr,
graph=graph)
ootype.addMethods(self.lowleveltype, {mangled: m})
def attach_abstract_class_attr_accessor(self, mangled, attrtype):
M = ootype.Meth([], attrtype)
m = ootype.meth(M, _name=mangled, abstract=True)
ootype.addMethods(self.lowleveltype, {mangled: m})
return None
this = op.args[1]
if isinstance(this.concretetype,
type_) and method_name in BUILTIN_METHODS[type_]:
return method_name
else:
return None # explicit is better than implicit :-)
def get_method(TYPE, name):
try:
# special case: when having List of Void, look at the concrete
# methods, not the generic ones
if isinstance(TYPE, ootype.List) and TYPE._ITEMTYPE is ootype.Void:
return TYPE._METHODS[name]
else:
return TYPE._GENERIC_METHODS[name]
except KeyError:
t = type(TYPE)
return BUILTIN_METHODS[t][name]
BUILTIN_TYPES = {'list': ootype.List}
BUILTIN_METHODS = {
ootype.List: {
'Add': ootype.Meth([ootype.List.ITEMTYPE_T], ootype.Void)
}
}