from pychecker2.Warning import Warning
from pychecker2.File import File
from pychecker2 import Options
import time
import os
import stat
class WarningOpt(Options.BoolOpt):
__pychecker__ = 'no-callinit'
def __init__(self, longName, warning):
self.warning = warning
self.longName = longName
self.default = warning.value
def set_value(self, unused):
self.warning.value = not self.warning.value
def get_value(self):
return self.warning.value
def get_description(self):
return self.warning.description
def reset(self):
self.warning.value = self.default
class CheckList:
def __init__(self, checks):
self.checks = checks
self.modules = {}
def check_file(self, f):
for c in self.checks:
c.check(f, self)
def check_module(self, m):
f = None
try:
f = self.modules[m]
except KeyError:
import inspect
try:
fname = inspect.getsourcefile(m)
if fname:
f = File(fname)
except TypeError:
pass
self.modules[m] = f
if f:
self.check_file(f)
return f
def __getstate__(self):
modules = []
for k, v in self.modules.items():
modules.append( (k.__name__, v) )
return (time.time(), self.checks, modules)
def __setstate__(self, data):
import inspect
cache_time, self.checks, modules = data
self.modules = {}
for k, v in modules:
module = __import__(k, globals(), {}, [''])
# Don't recover files that are newer than the save time
try:
fname = inspect.getsourcefile(module)
last_modified = os.stat(fname)[stat.ST_MTIME]
except TypeError:
last_modified = 0
if last_modified < cache_time:
self.modules[module] = v
class Check:
def __str__(self):
return self.__class__.__name__
def get_warnings(self, options):
for attr in vars(self.__class__):
object = getattr(self, attr)
if isinstance(object, Warning):
options.add(WarningOpt(attr, object))
def get_options(self, options):
pass
def check(self, file, checker):
pass
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