| 186 | * @returns {Compiler | MultiCompiler | null} Compiler or MultiCompiler |
| 187 | */ |
| 188 | const webpack = (options, callback) => { |
| 189 | const create = () => { |
| 190 | const isMultiCompiler = Array.isArray(options); |
| 191 | |
| 192 | if ( |
| 193 | !asArray(/** @type {WebpackOptions} */ (options)).every((options) => |
| 194 | needValidate(options) ? webpackOptionsSchemaCheck(options) : true |
| 195 | ) |
| 196 | ) { |
| 197 | getValidateSchema()( |
| 198 | webpackOptionsSchema, |
| 199 | isMultiCompiler |
| 200 | ? options.map((options) => (needValidate(options) ? options : {})) |
| 201 | : needValidate(options) |
| 202 | ? options |
| 203 | : {} |
| 204 | ); |
| 205 | util.deprecate( |
| 206 | () => {}, |
| 207 | class="st">"webpack bug: Pre-compiled schema reports error while real schema is happy. This has performance drawbacks.", |
| 208 | class="st">"DEP_WEBPACK_PRE_COMPILED_SCHEMA_INVALID" |
| 209 | )(); |
| 210 | } |
| 211 | /** @type {MultiCompiler | Compiler} */ |
| 212 | let compiler; |
| 213 | /** @type {boolean | undefined} */ |
| 214 | let watch = false; |
| 215 | /** @type {WatchOptions | WatchOptions[]} */ |
| 216 | let watchOptions; |
| 217 | if (isMultiCompiler) { |
| 218 | /** @type {MultiCompiler} */ |
| 219 | compiler = createMultiCompiler( |
| 220 | options, |
| 221 | /** @type {MultiCompilerOptions} */ |
| 222 | (options) |
| 223 | ); |
| 224 | watch = options.some((options) => options.watch); |
| 225 | watchOptions = options.map((options) => options.watchOptions || {}); |
| 226 | } else { |
| 227 | const webpackOptions = /** @type {WebpackOptions} */ (options); |
| 228 | /** @type {Compiler} */ |
| 229 | compiler = createCompiler(webpackOptions); |
| 230 | watch = webpackOptions.watch; |
| 231 | watchOptions = webpackOptions.watchOptions || {}; |
| 232 | } |
| 233 | return { compiler, watch, watchOptions }; |
| 234 | }; |
| 235 | if (callback) { |
| 236 | try { |
| 237 | const { compiler, watch, watchOptions } = create(); |
| 238 | if (watch) { |
| 239 | compiler.watch(watchOptions, callback); |
| 240 | } else { |
| 241 | compiler.run((err, stats) => { |
| 242 | compiler.close((err2) => { |
| 243 | callback( |
| 244 | err || err2, |
| 245 | /** @type {options extends WebpackOptions ? Stats : MultiStats} */ |