tools/telemetry/catapult_base/refactor/annotated_symbol/class_definition.py

   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 import symbol
   6
   7 from catapult_base.refactor.annotated_symbol import base_symbol
   8
   9
  10 __all__ = [
  11     'Class',
  12 ]
  13
  14
  15 class Class(base_symbol.AnnotatedSymbol):
  16   @classmethod
  17   def Annotate(cls, symbol_type, children):
  18     if symbol_type != symbol.stmt:
  19       return None
  20
  21     compound_statement = children[0]
  22     if compound_statement.type != symbol.compound_stmt:
  23       return None
  24
  25     statement = compound_statement.children[0]
  26     if statement.type == symbol.classdef:
  27       return cls(statement.type, statement.children)
  28     elif (statement.type == symbol.decorated and
  29         statement.children[-1].type == symbol.classdef):
  30       return cls(statement.type, statement.children)
  31     else:
  32       return None
  33
  34   @property
  35   def suite(self):
  36     raise NotImplementedError()
  37
  38   def FindChild(self, snippet_type, **kwargs):
  39     return self.suite.FindChild(snippet_type, **kwargs)
  40
  41   def FindChildren(self, snippet_type):
  42     return self.suite.FindChildren(snippet_type)
  43
  44   def Cut(self, child):
  45     self.suite.Cut(child)
  46
  47   def Paste(self, child):
  48     self.suite.Paste(child)