jsvu/engines/v8/get-specific-version.js

JavaScript (engine) Version Updater

// Copyright 2019 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the “License”);
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// <https://apache.org/licenses/LICENSE-2.0>.
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an “AS IS” BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

'use strict';

const getSpecificVersion = (version) => {
	const [major, minor, build, patch] = version.split('.');
	if (build) {
		// Assume exact version.
		return version;
	}
	return new Promise(async (resolve, reject) => {
		try {
			const matchResponse = require('../../shared/match-response.js');
			const build = await matchResponse({
				url: `https://raw.githubusercontent.com/v8/v8/${
					major}.${minor}-lkgr/include/v8-version.h`,
				regex: /#define V8_BUILD_NUMBER (\d+)/,
			});
			const version = `${major}.${minor}.${build}`;
			resolve(version);
		} catch (error) {
			reject(error);
		}
	});
};

module.exports = getSpecificVersion;