Pracownia_programowania/venv/Lib/site-packages/Cython/Compiler/AnalysedTreeTransforms.py
2020-02-01 20:05:44 +01:00

100 lines
3.7 KiB
Python

from __future__ import absolute_import
from .Visitor import ScopeTrackingTransform
from .Nodes import StatListNode, SingleAssignmentNode, CFuncDefNode, DefNode
from .ExprNodes import DictNode, DictItemNode, NameNode, UnicodeNode
from .PyrexTypes import py_object_type
from .StringEncoding import EncodedString
from . import Symtab
class AutoTestDictTransform(ScopeTrackingTransform):
# Handles autotestdict directive
blacklist = ['__cinit__', '__dealloc__', '__richcmp__',
'__nonzero__', '__bool__',
'__len__', '__contains__']
def visit_ModuleNode(self, node):
if node.is_pxd:
return node
self.scope_type = 'module'
self.scope_node = node
if not self.current_directives['autotestdict']:
return node
self.all_docstrings = self.current_directives['autotestdict.all']
self.cdef_docstrings = self.all_docstrings or self.current_directives['autotestdict.cdef']
assert isinstance(node.body, StatListNode)
# First see if __test__ is already created
if u'__test__' in node.scope.entries:
# Do nothing
return node
pos = node.pos
self.tests = []
self.testspos = node.pos
test_dict_entry = node.scope.declare_var(EncodedString(u'__test__'),
py_object_type,
pos,
visibility='public')
create_test_dict_assignment = SingleAssignmentNode(pos,
lhs=NameNode(pos, name=EncodedString(u'__test__'),
entry=test_dict_entry),
rhs=DictNode(pos, key_value_pairs=self.tests))
self.visitchildren(node)
node.body.stats.append(create_test_dict_assignment)
return node
def add_test(self, testpos, path, doctest):
pos = self.testspos
keystr = u'%s (line %d)' % (path, testpos[1])
key = UnicodeNode(pos, value=EncodedString(keystr))
value = UnicodeNode(pos, value=doctest)
self.tests.append(DictItemNode(pos, key=key, value=value))
def visit_ExprNode(self, node):
# expressions cannot contain functions and lambda expressions
# do not have a docstring
return node
def visit_FuncDefNode(self, node):
if not node.doc or (isinstance(node, DefNode) and node.fused_py_func):
return node
if not self.cdef_docstrings:
if isinstance(node, CFuncDefNode) and not node.py_func:
return node
if not self.all_docstrings and '>>>' not in node.doc:
return node
pos = self.testspos
if self.scope_type == 'module':
path = node.entry.name
elif self.scope_type in ('pyclass', 'cclass'):
if isinstance(node, CFuncDefNode):
if node.py_func is not None:
name = node.py_func.name
else:
name = node.entry.name
else:
name = node.name
if self.scope_type == 'cclass' and name in self.blacklist:
return node
if self.scope_type == 'pyclass':
class_name = self.scope_node.name
else:
class_name = self.scope_node.class_name
if isinstance(node.entry.scope, Symtab.PropertyScope):
property_method_name = node.entry.scope.name
path = "%s.%s.%s" % (class_name, node.entry.scope.name,
node.entry.name)
else:
path = "%s.%s" % (class_name, node.entry.name)
else:
assert False
self.add_test(node.pos, path, node.doc)
return node