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# -*- coding: utf-8 -*-
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from __future__ import unicode_literals
from .compat import unicode
class Error(Exception):
def __init__(self, message, name=None, index=None, lineNumber=None, column=None, description=None):
super(Error, self).__init__(message)
self.message = message
self.name = name
self.index = index
self.lineNumber = lineNumber
self.column = column
# self.description = description
def toString(self):
return '%s: %s' % (self.__class__.__name__, self)
def toDict(self):
d = dict((unicode(k), v) for k, v in self.__dict__.items() if v is not None)
d['message'] = self.toString()
return d
class ErrorHandler:
def __init__(self):
self.errors = []
self.tolerant = False
def recordError(self, error):
self.errors.append(error.toDict())
def tolerate(self, error):
if self.tolerant:
self.recordError(error)
else:
raise error
def createError(self, index, line, col, description):
msg = 'Line %s: %s' % (line, description)
return Error(msg, index=index, lineNumber=line, column=col, description=description)
def throwError(self, index, line, col, description):
raise self.createError(index, line, col, description)
def tolerateError(self, index, line, col, description):
error = self.createError(index, line, col, description)
if self.tolerant:
self.recordError(error)
else:
raise error