| # Copyright 2017 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. |
| """ |
| Collects Web IDL definitions in IDL files into a Python object per Blink |
| component. |
| |
| Collected IDL definitions are parsed into ASTs and saved into a file with |
| a label of Blink component. |
| """ |
| |
| import optparse |
| |
| import blink_idl_parser |
| import utilities |
| import web_idl |
| |
| _VALID_COMPONENTS = ('core', 'modules') |
| |
| |
| def parse_options(): |
| parser = optparse.OptionParser() |
| parser.add_option( |
| '--idl_list_file', |
| type='string', |
| help="a file path which lists IDL file paths to process") |
| parser.add_option( |
| '--component', |
| type='choice', |
| choices=_VALID_COMPONENTS, |
| help="specify a component name") |
| parser.add_option( |
| '--for_testing', |
| action='store_true', |
| help=("specify this option if the IDL definitions are meant for " |
| "testing only")) |
| parser.add_option('--output', type='string', help="the output file path") |
| options, args = parser.parse_args() |
| |
| required_option_names = ('idl_list_file', 'component', 'output') |
| for opt_name in required_option_names: |
| if getattr(options, opt_name) is None: |
| parser.error("--{} is a required option.".format(opt_name)) |
| |
| if args: |
| parser.error("Unknown arguments {}".format(args)) |
| |
| return options, args |
| |
| |
| def main(): |
| options, _ = parse_options() |
| |
| filepaths = utilities.read_idl_files_list_from_file(options.idl_list_file) |
| parser = blink_idl_parser.BlinkIDLParser() |
| ast_group = web_idl.AstGroup( |
| component=web_idl.Component(options.component), |
| for_testing=bool(options.for_testing)) |
| for filepath in filepaths: |
| ast_group.add_ast_node(blink_idl_parser.parse_file(parser, filepath)) |
| ast_group.write_to_file(options.output) |
| |
| |
| if __name__ == '__main__': |
| main() |
