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version.js
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version.js
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const path = require("path");
const execSync = require("child_process").execSync;
const chalk = require("chalk");
const Confirm = require("prompt-confirm");
const jsonfile = require("jsonfile");
const semver = require("semver");
const rootDir = path.resolve(__dirname, "..");
function packageJson(packageName) {
return path.join(rootDir, "packages", packageName, "package.json");
}
function invariant(cond, message) {
if (!cond) throw new Error(message);
}
function ensureCleanWorkingDirectory() {
let status = execSync(`git status --porcelain`).toString().trim();
let lines = status.split("\n");
invariant(
lines.every((line) => line === "" || line.startsWith("?")),
"Working directory is not clean. Please commit or stash your changes."
);
}
function getNextVersion(currentVersion, givenVersion, prereleaseId) {
invariant(
givenVersion != null,
`Missing next version. Usage: node version.js [nextVersion]`
);
if (/^pre/.test(givenVersion)) {
invariant(
prereleaseId != null,
`Missing prerelease id. Usage: node version.js ${givenVersion} [prereleaseId]`
);
}
let nextVersion = semver.inc(currentVersion, givenVersion, prereleaseId);
invariant(nextVersion != null, `Invalid version specifier: ${givenVersion}`);
return nextVersion;
}
async function prompt(question) {
let confirm = new Confirm(question);
let answer = await confirm.run();
return answer;
}
async function getPackageVersion(packageName) {
let file = packageJson(packageName);
let json = await jsonfile.readFile(file);
return json.version;
}
async function updatePackageConfig(packageName, transform) {
let file = packageJson(packageName);
let json = await jsonfile.readFile(file);
transform(json);
await jsonfile.writeFile(file, json, { spaces: 2 });
}
async function run() {
try {
let args = process.argv.slice(2);
let givenVersion = args[0];
let prereleaseId = args[1];
// 0. Make sure the working directory is clean
ensureCleanWorkingDirectory();
// 1. Get the next version number
let currentVersion = await getPackageVersion("history");
let version = semver.valid(givenVersion);
if (version == null) {
version = getNextVersion(currentVersion, givenVersion, prereleaseId);
}
// 2. Confirm the next version number
let answer = await prompt(
`Are you sure you want to bump version ${currentVersion} to ${version}? [Yn] `
);
if (answer === false) return 0;
// 3. Update history version
await updatePackageConfig("history", (config) => {
config.version = version;
});
console.log(chalk.green(` Updated history to version ${version}`));
// 4. Commit and tag
execSync(`git commit --all --message="Version ${version}"`);
execSync(`git tag -a -m "Version ${version}" v${version}`);
console.log(chalk.green(` Committed and tagged version ${version}`));
} catch (error) {
console.log();
console.error(chalk.red(` ${error.message}`));
console.log();
return 1;
}
return 0;
}
run().then((code) => {
process.exit(code);
});