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Code Issues Releases Wiki Activity

Utils/Serializer: Adds serializer support for level type

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This commit is contained in:
Marc Bonnici 2017-08-15 16:25:32 +01:00
parent de3301312f
commit 2cc60b77cb
1 changed files with 27 additions and 9 deletions
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36
wa/utils/serializer.py
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@ -52,7 +52,7 @@ import dateutil.parser
from wa.framework.exception import SerializerSyntaxError
from wa.utils.misc import isiterable
from wa.utils.types import regex_type, none_type
from wa.utils.types import regex_type, none_type, level
__all__ = [
@ -78,6 +78,7 @@ POD_TYPES = [
datetime,
regex_type,
none_type,
level,
]
class WAJSONEncoder(_json.JSONEncoder):
@ -87,6 +88,8 @@ class WAJSONEncoder(_json.JSONEncoder):
return 'REGEX:{}:{}'.format(obj.flags, obj.pattern)
elif isinstance(obj, datetime):
return 'DATET:{}'.format(obj.isoformat())
elif isinstance(obj, level):
return 'LEVEL:{}:{}'.format(obj.name, obj.value)
else:
return _json.JSONEncoder.default(self, obj)
@ -97,14 +100,18 @@ class WAJSONDecoder(_json.JSONDecoder):
d = _json.JSONDecoder.decode(self, s, **kwargs)
def try_parse_object(v):
if isinstance(v, basestring) and v.startswith('REGEX:'):
_, flags, pattern = v.split(':', 2)
return re.compile(pattern, int(flags or 0))
elif isinstance(v, basestring) and v.startswith('DATET:'):
_, pattern = v.split(':', 1)
return dateutil.parser.parse(pattern)
else:
return v
if isinstance(v, basestring):
if v.startswith('REGEX:'):
_, flags, pattern = v.split(':', 2)
return re.compile(pattern, int(flags or 0))
elif v.startswith('DATET:'):
_, pattern = v.split(':', 1)
return dateutil.parser.parse(pattern)
elif v.startswith('LEVEL:'):
_, name, value = v.split(':', 2)
return level(name, value)
return v
def load_objects(d):
pairs = []
@ -147,6 +154,7 @@ class json(object):
_mapping_tag = _yaml.resolver.BaseResolver.DEFAULT_MAPPING_TAG
_regex_tag = u'tag:wa:regex'
_level_tag = u'tag:wa:level'
def _wa_dict_representer(dumper, data):
@ -157,6 +165,9 @@ def _wa_regex_representer(dumper, data):
text = '{}:{}'.format(data.flags, data.pattern)
return dumper.represent_scalar(_regex_tag, text)
def _wa_level_representer(dumper, data):
text = '{}:{}'.format(data.name, data.level)
return dumper.represent_scalar(_level_tag, text)
def _wa_dict_constructor(loader, node):
pairs = loader.construct_pairs(node)
@ -173,11 +184,18 @@ def _wa_regex_constructor(loader, node):
flags, pattern = value.split(':', 1)
return re.compile(pattern, int(flags or 0))
def _wa_level_constructor(loader, node):
value = loader.construct_scalar(node)
name, value = value.split(':', 1)
return level(name, value)
_yaml.add_representer(OrderedDict, _wa_dict_representer)
_yaml.add_representer(regex_type, _wa_regex_representer)
_yaml.add_representer(level, _wa_level_representer)
_yaml.add_constructor(_mapping_tag, _wa_dict_constructor)
_yaml.add_constructor(_regex_tag, _wa_regex_constructor)
_yaml.add_constructor(_level_tag, _wa_level_constructor)
class yaml(object):