third_party/WebKit/Source/devtools/scripts/gulp/concatenate_protocols.js

// Copyright 2016 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.

var path = require("path");

var jsonfile = require("jsonfile");

var utils = require("../utils");

module.exports = function main(protocols, output)
{
    var domains = [];
    var version;
    for (var i = 0; i < protocols.length; i++) {
        var protocol = protocols[i];
        if (!utils.isFile(protocol))
            throw new Error(`Cannot find ${protocol}`);
        var json = require(protocol);
        domains = domains.concat(json.domains);
        version = json.version;
    }
    var combinedProtocol = {
        version,
        domains
    };
    jsonfile.writeFileSync(output, combinedProtocol, {spaces: 4});
};