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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const WEBPACK_PACKAGE = process.env.WEBPACK_PACKAGE || "webpack";
const WEBPACK_DEV_SERVER_PACKAGE = process.env.WEBPACK_DEV_SERVER_PACKAGE || "webpack-dev-server";
class ServeCommand {
async apply(cli) {
const loadDevServerOptions = () => {
// eslint-disable-next-line @typescript-eslint/no-var-requires
const devServer = require(WEBPACK_DEV_SERVER_PACKAGE);
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const options = cli.webpack.cli.getArguments(devServer.schema);
// New options format
// { flag1: {}, flag2: {} }
return Object.keys(options).map((key) => {
options[key].name = key;
return options[key];
});
};
await cli.makeCommand({
name: "serve [entries...]",
alias: ["server", "s"],
description: "Run the webpack dev server and watch for source file changes while serving.",
usage: "[entries...] [options]",
pkg: "@webpack-cli/serve",
dependencies: [WEBPACK_PACKAGE, WEBPACK_DEV_SERVER_PACKAGE],
}, async () => {
let devServerFlags = [];
cli.webpack = await cli.loadWebpack();
try {
devServerFlags = loadDevServerOptions();
}
catch (error) {
cli.logger.error(`You need to install 'webpack-dev-server' for running 'webpack serve'.\n${error}`);
process.exit(2);
}
const builtInOptions = cli.getBuiltInOptions();
return [...builtInOptions, ...devServerFlags];
},
// eslint-disable-next-line @typescript-eslint/no-explicit-any
async (entries, options) => {
const builtInOptions = cli.getBuiltInOptions();
let devServerFlags = [];
try {
devServerFlags = loadDevServerOptions();
}
catch (error) {
// Nothing, to prevent future updates
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const webpackCLIOptions = {};
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const devServerCLIOptions = {};
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const processors = [];
for (const optionName in options) {
const kebabedOption = cli.toKebabCase(optionName);
const isBuiltInOption = builtInOptions.find(
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(builtInOption) => builtInOption.name === kebabedOption);
if (isBuiltInOption) {
webpackCLIOptions[optionName] = options[optionName];
}
else {
const needToProcess = devServerFlags.find(
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(devServerOption) => devServerOption.name === kebabedOption && devServerOption.processor);
if (needToProcess) {
processors.push(needToProcess.processor);
}
devServerCLIOptions[optionName] = options[optionName];
}
}
for (const processor of processors) {
processor(devServerCLIOptions);
}
if (entries.length > 0) {
webpackCLIOptions.entry = [...entries, ...(webpackCLIOptions.entry || [])];
}
webpackCLIOptions.argv = Object.assign(Object.assign({}, options), { env: Object.assign({ WEBPACK_SERVE: true }, options.env) });
webpackCLIOptions.isWatchingLikeCommand = true;
const compiler = await cli.createCompiler(webpackCLIOptions);
if (!compiler) {
return;
}
const servers = [];
if (cli.needWatchStdin(compiler)) {
process.stdin.on("end", () => {
Promise.all(servers.map((server) => {
return server.stop();
})).then(() => {
process.exit(0);
});
});
process.stdin.resume();
}
// eslint-disable-next-line @typescript-eslint/no-var-requires
const DevServer = require(WEBPACK_DEV_SERVER_PACKAGE);
try {
// eslint-disable-next-line @typescript-eslint/no-var-requires
require(`${WEBPACK_DEV_SERVER_PACKAGE}/package.json`).version;
}
catch (err) {
cli.logger.error(`You need to install 'webpack-dev-server' for running 'webpack serve'.\n${err}`);
process.exit(2);
}
const compilers = cli.isMultipleCompiler(compiler) ? compiler.compilers : [compiler];
const possibleCompilers = compilers.filter((compiler) => compiler.options.devServer);
const compilersForDevServer = possibleCompilers.length > 0 ? possibleCompilers : [compilers[0]];
const usedPorts = [];
for (const compilerForDevServer of compilersForDevServer) {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const args = devServerFlags.reduce((accumulator, flag) => {
accumulator[flag.name] = flag;
return accumulator;
}, {});
const values = Object.keys(devServerCLIOptions).reduce(
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(accumulator, name) => {
const kebabName = cli.toKebabCase(name);
if (args[kebabName]) {
accumulator[kebabName] = options[name];
}
return accumulator;
}, {});
const result = Object.assign({}, (compilerForDevServer.options.devServer || {}));
const problems = (cli.webpack.cli && typeof cli.webpack.cli.processArguments === "function"
? cli.webpack.cli
: DevServer.cli).processArguments(args, result, values);
if (problems) {
const groupBy = (xs, key) => {
return xs.reduce((rv, x) => {
(rv[x[key]] = rv[x[key]] || []).push(x);
return rv;
}, {});
};
const problemsByPath = groupBy(problems, "path");
for (const path in problemsByPath) {
const problems = problemsByPath[path];
for (const problem of problems) {
cli.logger.error(`${cli.capitalizeFirstLetter(problem.type.replace(/-/g, " "))}${problem.value ? ` '${problem.value}'` : ""} for the '--${problem.argument}' option${problem.index ? ` by index '${problem.index}'` : ""}`);
if (problem.expected) {
cli.logger.error(`Expected: '${problem.expected}'`);
}
}
}
process.exit(2);
}
const devServerOptions = result;
if (devServerOptions.port) {
const portNumber = Number(devServerOptions.port);
if (usedPorts.find((port) => portNumber === port)) {
throw new Error("Unique ports must be specified for each devServer option in your webpack configuration. Alternatively, run only 1 devServer config using the --config-name flag to specify your desired config.");
}
usedPorts.push(portNumber);
}
try {
const server = new DevServer(devServerOptions, compiler);
await server.start();
servers.push(server);
}
catch (error) {
if (cli.isValidationError(error)) {
cli.logger.error(error.message);
}
else {
cli.logger.error(error);
}
process.exit(2);
}
}
});
}
}
exports.default = ServeCommand;
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