89 lines
2.8 KiB
Python
89 lines
2.8 KiB
Python
# Copyright (c) 2016 Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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errors = dict()
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class CheckError(Exception):
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def __init__(self, code, message, filename=None,
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line=0, column=0, source=None):
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self.code = code
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self.message = message
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self.filename = filename
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self.line = line
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self.column = column
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self.source = source
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def to_dict(self):
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fields = ('code', 'message', 'filename', 'line', 'column', 'source')
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serialized = {}
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for f in fields:
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serialized[f] = self.__getattribute__(f)
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return serialized
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def is_warning(self):
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return self.code.split(':')[-1].startswith('W')
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def is_error(self):
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return self.code.split(':')[-1].startswith('E')
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def __repr__(self):
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return 'CheckError({0})'.format(self.message)
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class Report(object):
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def __init__(self, errors, prefix=None):
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self.prefix = prefix
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self.errors = errors
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def __getattr__(self, code):
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code = ':'.join((self.prefix, code)) if self.prefix else code
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def _report(message, yaml_obj=None, filename=None):
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meta = getattr(yaml_obj, '__yaml_meta__', None)
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kwargs = {}
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if meta is not None:
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kwargs['line'] = meta.line + 1
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kwargs['column'] = meta.column + 1
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kwargs['source'] = meta.get_snippet()
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kwargs['filename'] = filename or meta.name
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return CheckError(code=code, message=message, **kwargs)
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if code not in self.errors:
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raise ValueError('Error {} was not registered'.format(code))
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return _report
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class Register(object):
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def __init__(self, errors, prefix=None):
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self.prefix = prefix
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self.errors = errors
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def __getattr__(self, code):
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code = ':'.join((self.prefix, code)) if self.prefix else code
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if code in self.errors:
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raise ValueError('Error {} is already registered'
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.format(code))
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def _register(**kwargs):
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props = kwargs.copy()
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props['code'] = code
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self.errors[code] = props
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return _register
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report = Report(errors)
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register = Register(errors)
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