build/prepareNightly.js

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you 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
*
*   http://www.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.
*/


const fs = require('fs');
const packageJsonPath = __dirname + '/../package.json';
const nightlyPackageName = 'echarts-nightly';

const packageJson = JSON.parse(fs.readFileSync(packageJsonPath, 'utf-8'));
const version = packageJson.version;
const parts = /(\d+)\.(\d+)\.(\d+)($|\-.*)/.exec(version);
if (!parts) {
    throw new Error(`Invalid version number ${version}`);
}
// Add date to version.
const major = +parts[1];
const minor = +parts[2];
let patch = +parts[3];
const notDev = !(parts[4] && parts[4].includes('-dev'));
if (notDev) {
    // It's previous stable or rc version. Dev version should be higher.
    patch++;
}

const date = new Date().toISOString().replace(/:|T|\.|-/g, '').slice(0, 8);
const nightlyVersion = `${major}.${minor}.${patch}-dev.${date}`;

packageJson.name = nightlyPackageName;
packageJson.version = nightlyVersion;

fs.writeFileSync(packageJsonPath, JSON.stringify(packageJson, null, 2), 'utf-8');


const readmePath = __dirname + '/../README.md';
const readmeAttention = `<h3>
<p><em>⚠️ ATTENTION PLEASE</em></p>
<p><em>This is nightly build of Apache ECharts. Please DON't use it in your production environment.</em></p>
</h3>`;
const readmeContent = fs.readFileSync(readmePath, 'utf-8');
if (!readmeContent.includes(readmeAttention)) {
    fs.writeFileSync(readmePath, `
${readmeAttention}

${readmeContent}
`, 'utf-8');
}