Move grit from DEPS into src.

tools/grit/grit/exception.py

Index: tools/grit/grit/exception.py
diff --git a/tools/grit/grit/exception.py b/tools/grit/grit/exception.py
new file mode 100755
index 0000000000000000000000000000000000000000..a9584a0e05036bd8674d6c1758e071348b535e3f
--- /dev/null
+++ b/tools/grit/grit/exception.py
@@ -0,0 +1,138 @@
+#!/usr/bin/env python
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+'''Exception types for GRIT.
+'''
+
+class Base(Exception):
+  '''A base exception that uses the class's docstring in addition to any
+  user-provided message as the body of the Base.
+  '''
+  def __init__(self, msg=''):
+    if len(msg):
+      if self.__doc__:
+        msg = self.__doc__ + ': ' + msg
+    else:
+      msg = self.__doc__
+    super(Base, self).__init__(msg)
+
+
+class Parsing(Base):
+  '''An error occurred parsing a GRD or XTB file.'''
+  pass
+
+
+class UnknownElement(Parsing):
+  '''An unknown node type was encountered.'''
+  pass
+
+
+class MissingElement(Parsing):
+  '''An expected element was missing.'''
+  pass
+
+
+class UnexpectedChild(Parsing):
+  '''An unexpected child element was encountered (on a leaf node).'''
+  pass
+
+
+class UnexpectedAttribute(Parsing):
+  '''The attribute was not expected'''
+  pass
+
+
+class UnexpectedContent(Parsing):
+  '''This element should not have content'''
+  pass
+
+
+class MissingMandatoryAttribute(Parsing):
+  '''This element is missing a mandatory attribute'''
+  pass
+
+
+class MutuallyExclusiveMandatoryAttribute(Parsing):
+  '''This element has 2 mutually exclusive mandatory attributes'''
+  pass
+
+
+class DuplicateKey(Parsing):
+  '''A duplicate key attribute was found.'''
+  pass
+
+
+class TooManyExamples(Parsing):
+  '''Only one <ex> element is allowed for each <ph> element.'''
+  pass
+
+
+class GotPathExpectedFilenameOnly(Parsing):
+  '''The 'filename' attribute of <output> and the 'file' attribute of <part>
+  must be bare filenames, not paths.
+  '''
+  pass
+
+
+class FileNotFound(Parsing):
+  '''The resource file was not found.
+  '''
+  pass
+
+
+class InvalidMessage(Base):
+  '''The specified message failed validation.'''
+  pass
+
+
+class InvalidTranslation(Base):
+  '''Attempt to add an invalid translation to a clique.'''
+  pass
+
+
+class NoSuchTranslation(Base):
+  '''Requested translation not available'''
+  pass
+
+
+class NotReady(Base):
+  '''Attempt to use an object before it is ready, or attempt to translate
+  an empty document.'''
+  pass
+
+
+class TooManyPlaceholders(Base):
+  '''Too many placeholders for elements of the same type.'''
+  pass
+
+
+class MismatchingPlaceholders(Base):
+  '''Placeholders do not match.'''
+  pass
+
+
+class InvalidPlaceholderName(Base):
+  '''Placeholder name can only contain A-Z, a-z, 0-9 and underscore.'''
+  pass
+
+
+class BlockTagInTranslateableChunk(Base):
+  '''A block tag was encountered where it wasn't expected.'''
+  pass
+
+
+class SectionNotFound(Base):
+  '''The section you requested was not found in the RC file. Make
+sure the section ID is correct (matches the section's ID in the RC file).
+Also note that you may need to specify the RC file's encoding (using the
+encoding="" attribute) if it is not in the default Windows-1252 encoding.
+  '''
+  pass
+
+
+class IdRangeOverlap(Base):
+  '''ID range overlap.'''
+  pass
+