| const path = require("path"); |
| const fs = require("fs"); |
| fs.existsSync = fs.existsSync || path.existsSync; |
| const interpret = require("interpret"); |
| const prepareOptions = require("./prepareOptions"); |
| const webpackConfigurationSchema = require("../config/webpackConfigurationSchema.json"); |
| const validateSchema = require("webpack").validateSchema; |
| const WebpackOptionsValidationError = require("webpack").WebpackOptionsValidationError; |
| const findup = require("findup-sync"); |
| |
| module.exports = function(...args) { |
| const argv = args[1] || args[0]; |
| const options = []; |
| // Shortcuts |
| if (argv.d) { |
| argv.debug = true; |
| argv["output-pathinfo"] = true; |
| if (!argv.devtool) { |
| argv.devtool = "eval-cheap-module-source-map"; |
| } |
| if (!argv.mode) { |
| argv.mode = "development"; |
| } |
| } |
| if (argv.p) { |
| argv["optimize-minimize"] = true; |
| // eslint-disable-next-line quotes |
| argv["define"] = [].concat(argv["define"] || []).concat('process.env.NODE_ENV="production"'); |
| if (!argv.mode) { |
| argv.mode = "production"; |
| } |
| } |
| |
| if (argv.output) { |
| let output = argv.output; |
| if (!path.isAbsolute(argv.o)) { |
| output = path.resolve(process.cwd(), output); |
| } |
| argv["output-filename"] = path.basename(output); |
| argv["output-path"] = path.dirname(output); |
| } |
| |
| let configFileLoaded = false; |
| let configFiles = []; |
| const extensions = Object.keys(interpret.extensions).sort(function(a, b) { |
| return a === ".js" ? -1 : b === ".js" ? 1 : a.length - b.length; |
| }); |
| |
| let i; |
| if (argv.config) { |
| const getConfigExtension = function getConfigExtension(configPath) { |
| for (i = extensions.length - 1; i >= 0; i--) { |
| const tmpExt = extensions[i]; |
| if (configPath.indexOf(tmpExt, configPath.length - tmpExt.length) > -1) { |
| return tmpExt; |
| } |
| } |
| return path.extname(configPath); |
| }; |
| |
| const mapConfigArg = function mapConfigArg(configArg) { |
| const resolvedPath = path.resolve(configArg); |
| const extension = getConfigExtension(resolvedPath); |
| return { |
| path: resolvedPath, |
| ext: extension |
| }; |
| }; |
| |
| const configArgList = Array.isArray(argv.config) ? argv.config : [argv.config]; |
| configFiles = configArgList.map(mapConfigArg); |
| } else { |
| const defaultConfigFileNames = ["webpack.config", "webpackfile"].join("|"); |
| const webpackConfigFileRegExp = `(${defaultConfigFileNames})(${extensions.join("|")})`; |
| const pathToWebpackConfig = findup(webpackConfigFileRegExp); |
| |
| if (pathToWebpackConfig) { |
| const resolvedPath = path.resolve(pathToWebpackConfig); |
| const actualConfigFileName = path.basename(resolvedPath); |
| const ext = actualConfigFileName.replace(new RegExp(defaultConfigFileNames), ""); |
| configFiles.push({ |
| path: resolvedPath, |
| ext |
| }); |
| } |
| } |
| if (configFiles.length > 0) { |
| const registerCompiler = function registerCompiler(moduleDescriptor) { |
| if (moduleDescriptor) { |
| if (typeof moduleDescriptor === "string") { |
| require(moduleDescriptor); |
| } else if (!Array.isArray(moduleDescriptor)) { |
| moduleDescriptor.register(require(moduleDescriptor.module)); |
| } else { |
| for (let i = 0; i < moduleDescriptor.length; i++) { |
| try { |
| registerCompiler(moduleDescriptor[i]); |
| break; |
| } catch (e) { |
| // do nothing |
| } |
| } |
| } |
| } |
| }; |
| |
| const requireConfig = function requireConfig(configPath) { |
| let options = (function WEBPACK_OPTIONS() { |
| if (argv.configRegister && argv.configRegister.length) { |
| module.paths.unshift(path.resolve(process.cwd(), "node_modules"), process.cwd()); |
| argv.configRegister.forEach(dep => { |
| require(dep); |
| }); |
| return require(path.resolve(process.cwd(), configPath)); |
| } else { |
| return require(path.resolve(process.cwd(), configPath)); |
| } |
| })(); |
| options = prepareOptions(options, argv); |
| return options; |
| }; |
| |
| configFiles.forEach(function(file) { |
| registerCompiler(interpret.extensions[file.ext]); |
| options.push(requireConfig(file.path)); |
| }); |
| configFileLoaded = true; |
| } |
| |
| if (!configFileLoaded) { |
| return processConfiguredOptions({}); |
| } else if (options.length === 1) { |
| return processConfiguredOptions(options[0]); |
| } else { |
| return processConfiguredOptions(options); |
| } |
| |
| function processConfiguredOptions(options) { |
| const webpackConfigurationValidationErrors = validateSchema(webpackConfigurationSchema, options); |
| if (webpackConfigurationValidationErrors.length) { |
| const error = new WebpackOptionsValidationError(webpackConfigurationValidationErrors); |
| console.error(error.message, `\nReceived: ${typeof options} : ${JSON.stringify(options, null, 2)}`); |
| process.exit(-1); // eslint-disable-line |
| } |
| |
| // process Promise |
| if (typeof options.then === "function") { |
| return options.then(processConfiguredOptions); |
| } |
| |
| // process ES6 default |
| if (typeof options === "object" && typeof options.default === "object") { |
| return processConfiguredOptions(options.default); |
| } |
| |
| // filter multi-config by name |
| if (Array.isArray(options) && argv["config-name"]) { |
| const namedOptions = options.filter(function(opt) { |
| return opt.name === argv["config-name"]; |
| }); |
| if (namedOptions.length === 0) { |
| console.error("Configuration with name '" + argv["config-name"] + "' was not found."); |
| process.exit(-1); // eslint-disable-line |
| } else if (namedOptions.length === 1) { |
| return processConfiguredOptions(namedOptions[0]); |
| } |
| options = namedOptions; |
| } |
| |
| if (Array.isArray(options)) { |
| options.forEach(processOptions); |
| } else { |
| processOptions(options); |
| } |
| |
| if (argv.context) { |
| options.context = path.resolve(argv.context); |
| } |
| if (!options.context) { |
| options.context = process.cwd(); |
| } |
| |
| if (argv.watch) { |
| options.watch = true; |
| } |
| |
| if (argv["watch-aggregate-timeout"]) { |
| options.watchOptions = options.watchOptions || {}; |
| options.watchOptions.aggregateTimeout = +argv["watch-aggregate-timeout"]; |
| } |
| |
| if (typeof argv["watch-poll"] !== "undefined") { |
| options.watchOptions = options.watchOptions || {}; |
| if (argv["watch-poll"] === "true" || argv["watch-poll"] === "") options.watchOptions.poll = true; |
| else if (!isNaN(argv["watch-poll"])) options.watchOptions.poll = +argv["watch-poll"]; |
| } |
| |
| if (argv["watch-stdin"]) { |
| options.watchOptions = options.watchOptions || {}; |
| options.watchOptions.stdin = true; |
| options.watch = true; |
| } |
| |
| return options; |
| } |
| |
| function processOptions(options) { |
| function ifArg(name, fn, init, finalize) { |
| const isArray = Array.isArray(argv[name]); |
| const isSet = typeof argv[name] !== "undefined" && argv[name] !== null; |
| if (!isArray && !isSet) return; |
| |
| init && init(); |
| if (isArray) argv[name].forEach(fn); |
| else if (isSet) fn(argv[name], -1); |
| finalize && finalize(); |
| } |
| |
| function ifArgPair(name, fn, init, finalize) { |
| ifArg( |
| name, |
| function(content, idx) { |
| const i = content.indexOf("="); |
| if (i < 0) { |
| return fn(null, content, idx); |
| } else { |
| return fn(content.substr(0, i), content.substr(i + 1), idx); |
| } |
| }, |
| init, |
| finalize |
| ); |
| } |
| |
| function ifBooleanArg(name, fn) { |
| ifArg(name, function(bool) { |
| if (bool) { |
| fn(); |
| } |
| }); |
| } |
| |
| function mapArgToBoolean(name, optionName) { |
| ifArg(name, function(bool) { |
| if (bool === true) options[optionName || name] = true; |
| else if (bool === false) options[optionName || name] = false; |
| }); |
| } |
| |
| function loadPlugin(name) { |
| const loadUtils = require("loader-utils"); |
| let args; |
| try { |
| const p = name && name.indexOf("?"); |
| if (p > -1) { |
| args = loadUtils.parseQuery(name.substring(p)); |
| name = name.substring(0, p); |
| } |
| } catch (e) { |
| console.log("Invalid plugin arguments " + name + " (" + e + ")."); |
| process.exit(-1); // eslint-disable-line |
| } |
| |
| let path; |
| try { |
| const resolve = require("enhanced-resolve"); |
| path = resolve.sync(process.cwd(), name); |
| } catch (e) { |
| console.log("Cannot resolve plugin " + name + "."); |
| process.exit(-1); // eslint-disable-line |
| } |
| let Plugin; |
| try { |
| Plugin = require(path); |
| } catch (e) { |
| console.log("Cannot load plugin " + name + ". (" + path + ")"); |
| throw e; |
| } |
| try { |
| return new Plugin(args); |
| } catch (e) { |
| console.log("Cannot instantiate plugin " + name + ". (" + path + ")"); |
| throw e; |
| } |
| } |
| |
| function ensureObject(parent, name, force) { |
| if (force || typeof parent[name] !== "object" || parent[name] === null) { |
| parent[name] = {}; |
| } |
| } |
| |
| function ensureArray(parent, name) { |
| if (!Array.isArray(parent[name])) { |
| parent[name] = []; |
| } |
| } |
| |
| function addPlugin(options, plugin) { |
| ensureArray(options, "plugins"); |
| options.plugins.unshift(plugin); |
| } |
| |
| ifArg("mode", function(value) { |
| options.mode = value; |
| }); |
| |
| ifArgPair( |
| "entry", |
| function(name, entry) { |
| if (typeof options.entry[name] !== "undefined" && options.entry[name] !== null) { |
| options.entry[name] = [].concat(options.entry[name]).concat(entry); |
| } else { |
| options.entry[name] = entry; |
| } |
| }, |
| function() { |
| ensureObject(options, "entry", true); |
| } |
| ); |
| |
| function bindRules(arg) { |
| ifArgPair( |
| arg, |
| function(name, binding) { |
| if (name === null) { |
| name = binding; |
| binding += "-loader"; |
| } |
| const rule = { |
| test: new RegExp("\\." + name.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&") + "$"), // eslint-disable-line no-useless-escape |
| loader: binding |
| }; |
| if (arg === "module-bind-pre") { |
| rule.enforce = "pre"; |
| } else if (arg === "module-bind-post") { |
| rule.enforce = "post"; |
| } |
| options.module.rules.push(rule); |
| }, |
| function() { |
| ensureObject(options, "module"); |
| ensureArray(options.module, "rules"); |
| } |
| ); |
| } |
| bindRules("module-bind"); |
| bindRules("module-bind-pre"); |
| bindRules("module-bind-post"); |
| |
| let defineObject; |
| ifArgPair( |
| "define", |
| function(name, value) { |
| if (name === null) { |
| name = value; |
| value = true; |
| } |
| defineObject[name] = value; |
| }, |
| function() { |
| defineObject = {}; |
| }, |
| function() { |
| const DefinePlugin = require("webpack").DefinePlugin; |
| addPlugin(options, new DefinePlugin(defineObject)); |
| } |
| ); |
| |
| ifArg("output-path", function(value) { |
| ensureObject(options, "output"); |
| options.output.path = path.resolve(value); |
| }); |
| |
| ifArg("output-filename", function(value) { |
| ensureObject(options, "output"); |
| |
| options.output.filename = value; |
| }); |
| |
| ifArg("output-chunk-filename", function(value) { |
| ensureObject(options, "output"); |
| options.output.chunkFilename = value; |
| }); |
| |
| ifArg("output-source-map-filename", function(value) { |
| ensureObject(options, "output"); |
| options.output.sourceMapFilename = value; |
| }); |
| |
| ifArg("output-public-path", function(value) { |
| ensureObject(options, "output"); |
| options.output.publicPath = value; |
| }); |
| |
| ifArg("output-jsonp-function", function(value) { |
| ensureObject(options, "output"); |
| options.output.jsonpFunction = value; |
| }); |
| |
| ifBooleanArg("output-pathinfo", function() { |
| ensureObject(options, "output"); |
| options.output.pathinfo = true; |
| }); |
| |
| ifArg("output-library", function(value) { |
| ensureObject(options, "output"); |
| ensureArray(options.output, "library"); |
| options.output.library.push(value); |
| }); |
| |
| ifArg("output-library-target", function(value) { |
| ensureObject(options, "output"); |
| options.output.libraryTarget = value; |
| }); |
| |
| ifArg("records-input-path", function(value) { |
| options.recordsInputPath = path.resolve(value); |
| }); |
| |
| ifArg("records-output-path", function(value) { |
| options.recordsOutputPath = path.resolve(value); |
| }); |
| |
| ifArg("records-path", function(value) { |
| options.recordsPath = path.resolve(value); |
| }); |
| |
| ifArg("target", function(value) { |
| options.target = value; |
| }); |
| |
| mapArgToBoolean("cache"); |
| |
| ifBooleanArg("hot", function() { |
| const HotModuleReplacementPlugin = require("webpack").HotModuleReplacementPlugin; |
| addPlugin(options, new HotModuleReplacementPlugin()); |
| }); |
| |
| ifBooleanArg("debug", function() { |
| const LoaderOptionsPlugin = require("webpack").LoaderOptionsPlugin; |
| addPlugin( |
| options, |
| new LoaderOptionsPlugin({ |
| debug: true |
| }) |
| ); |
| }); |
| |
| ifArg("devtool", function(value) { |
| options.devtool = value; |
| }); |
| |
| function processResolveAlias(arg, key) { |
| ifArgPair(arg, function(name, value) { |
| if (!name) { |
| throw new Error("--" + arg + " <string>=<string>"); |
| } |
| ensureObject(options, key); |
| ensureObject(options[key], "alias"); |
| options[key].alias[name] = value; |
| }); |
| } |
| processResolveAlias("resolve-alias", "resolve"); |
| processResolveAlias("resolve-loader-alias", "resolveLoader"); |
| |
| ifArg("resolve-extensions", function(value) { |
| ensureObject(options, "resolve"); |
| if (Array.isArray(value)) { |
| options.resolve.extensions = value; |
| } else { |
| options.resolve.extensions = value.split(/,\s*/); |
| } |
| }); |
| |
| ifArg("optimize-max-chunks", function(value) { |
| const LimitChunkCountPlugin = require("webpack").optimize.LimitChunkCountPlugin; |
| addPlugin( |
| options, |
| new LimitChunkCountPlugin({ |
| maxChunks: parseInt(value, 10) |
| }) |
| ); |
| }); |
| |
| ifArg("optimize-min-chunk-size", function(value) { |
| const MinChunkSizePlugin = require("webpack").optimize.MinChunkSizePlugin; |
| addPlugin( |
| options, |
| new MinChunkSizePlugin({ |
| minChunkSize: parseInt(value, 10) |
| }) |
| ); |
| }); |
| |
| ifBooleanArg("optimize-minimize", function() { |
| const LoaderOptionsPlugin = require("webpack").LoaderOptionsPlugin; |
| addPlugin( |
| options, |
| new LoaderOptionsPlugin({ |
| minimize: true |
| }) |
| ); |
| }); |
| |
| ifArg("prefetch", function(request) { |
| const PrefetchPlugin = require("webpack").PrefetchPlugin; |
| addPlugin(options, new PrefetchPlugin(request)); |
| }); |
| |
| ifArg("provide", function(value) { |
| const idx = value.indexOf("="); |
| let name; |
| if (idx >= 0) { |
| name = value.substr(0, idx); |
| value = value.substr(idx + 1); |
| } else { |
| name = value; |
| } |
| const ProvidePlugin = require("webpack").ProvidePlugin; |
| addPlugin(options, new ProvidePlugin(name, value)); |
| }); |
| |
| ifArg("plugin", function(value) { |
| addPlugin(options, loadPlugin(value)); |
| }); |
| |
| mapArgToBoolean("bail"); |
| |
| mapArgToBoolean("profile"); |
| |
| if (argv._.length > 0) { |
| ensureObject(options, "entry", true); |
| |
| const addTo = function addTo(name, entry) { |
| if (options.entry[name]) { |
| if (!Array.isArray(options.entry[name])) { |
| options.entry[name] = [options.entry[name]]; |
| } |
| options.entry[name].push(entry); |
| } else { |
| options.entry[name] = entry; |
| } |
| }; |
| argv._.forEach(function(content) { |
| const i = content.indexOf("="); |
| const j = content.indexOf("?"); |
| if (i < 0 || (j >= 0 && j < i)) { |
| const resolved = path.resolve(content); |
| if (fs.existsSync(resolved)) { |
| addTo("main", `${resolved}${fs.statSync(resolved).isDirectory() ? path.sep : ""}`); |
| } else { |
| addTo("main", content); |
| } |
| } else { |
| addTo(content.substr(0, i), content.substr(i + 1)); |
| } |
| }); |
| } |
| } |
| }; |