1 # Copyright 2014 The Chromium Authors. All rights reserved. 2 # Use of this source code is governed by a BSD-style license that can be 3 # found in the LICENSE file. 4 5 class Error(Exception): 6 """Base class for Mojo IDL bindings parser/generator errors.""" 7 8 def __init__(self, filename, message, lineno=None, addenda=None, **kwargs): 9 """|filename| is the (primary) file which caused the error, |message| is the 10 error message, |lineno| is the 1-based line number (or |None| if not 11 applicable/available), and |addenda| is a list of additional lines to append 12 to the final error message.""" 13 Exception.__init__(self, **kwargs) 14 self.filename = filename 15 self.message = message 16 self.lineno = lineno 17 self.addenda = addenda 18 19 def __str__(self): 20 if self.lineno: 21 s = "%s:%d: Error: %s" % (self.filename, self.lineno, self.message) 22 else: 23 s = "%s: Error: %s" % (self.filename, self.message) 24 return "\n".join([s] + self.addenda) if self.addenda else s 25 26 def __repr__(self): 27 return str(self) 28
