Function main

tools/gypi_to_gn.py:295–327

()

def main():
  parser = OptionParser()
  parser.add_option("-r", "--replace", action="append",
    help="Replaces substrings. If passed a=b, replaces all substrs a with b.")
  (options, args) = parser.parse_args()

  if len(args) != 1:
    raise Exception("Need one argument which is the .gypi file to read.")

  data = LoadPythonDictionary(args[0])
  if options.replace:
    # Do replacements for all specified patterns.
    for replace in options.replace:
      split = replace.split('=')
      # Allow "foo=" to replace with nothing.
      if len(split) == 1:
        split.append('')
      assert len(split) == 2, "Replacement must be of the form 'key=value'."
      data = ReplaceSubstrings(data, split[0], split[1])

  gn_dict = {}
  for key in data:
    gn_key = key.replace('-', '_')
    # Sometimes .gypi files use the GYP syntax with percents at the end of the
    # variable name (to indicate not to overwrite a previously-defined value):
    #   'foo%': 'bar',
    # Convert these to regular variables.
    if len(key) > 1 and key[len(key) - 1] == '%':
      gn_dict[gn_key[:-1]] = data[key]
    else:
      gn_dict[gn_key] = data[key]

  print(ToGNString(DeduplicateLists(gn_dict)))

if __name__ == '__main__':
  try: