15c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu# Copyright 2014 The Chromium Authors. All rights reserved. 25c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu# Use of this source code is governed by a BSD-style license that can be 35c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu# found in the LICENSE file. 45c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 55c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liuclass Error(Exception): 65c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu """Base class for Mojo IDL bindings parser/generator errors.""" 75c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 85c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu def __init__(self, filename, message, lineno=None, addenda=None, **kwargs): 95c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu """|filename| is the (primary) file which caused the error, |message| is the 105c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu error message, |lineno| is the 1-based line number (or |None| if not 115c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu applicable/available), and |addenda| is a list of additional lines to append 125c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu to the final error message.""" 135c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu Exception.__init__(self, **kwargs) 145c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu self.filename = filename 155c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu self.message = message 165c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu self.lineno = lineno 175c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu self.addenda = addenda 185c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 195c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu def __str__(self): 205c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu if self.lineno: 215c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu s = "%s:%d: Error: %s" % (self.filename, self.lineno, self.message) 225c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu else: 235c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu s = "%s: Error: %s" % (self.filename, self.message) 245c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu return "\n".join([s] + self.addenda) if self.addenda else s 255c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 265c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu def __repr__(self): 275c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu return str(self) 28