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      1 # Copyright 2015 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 from py_utils.refactor import annotated_symbol
      6 
      7 
      8 class Module(object):
      9 
     10   def __init__(self, file_path):
     11     self._file_path = file_path
     12 
     13     with open(self._file_path, 'r') as f:
     14       self._snippet = annotated_symbol.Annotate(f)
     15 
     16   @property
     17   def file_path(self):
     18     return self._file_path
     19 
     20   @property
     21   def modified(self):
     22     return self._snippet.modified
     23 
     24   def FindAll(self, snippet_type):
     25     return self._snippet.FindAll(snippet_type)
     26 
     27   def FindChildren(self, snippet_type):
     28     return self._snippet.FindChildren(snippet_type)
     29 
     30   def Write(self):
     31     """Write modifications to the file."""
     32     if not self.modified:
     33       return
     34 
     35     # Stringify before opening the file for writing.
     36     # If we fail, we won't truncate the file.
     37     string = str(self._snippet)
     38     with open(self._file_path, 'w') as f:
     39       f.write(string)
     40