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; | |
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; | |