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app_vue/node_modules/css-minimizer-webpack-plugin/dist/index.js

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+"use strict";
+
+const os = require("os");
+
+const {
+  SourceMapConsumer
+} = require("source-map");
+
+const {
+  validate
+} = require("schema-utils");
+
+const serialize = require("serialize-javascript");
+
+const {
+  Worker
+} = require("jest-worker");
+
+const {
+  throttleAll,
+  cssnanoMinify,
+  cssoMinify,
+  cleanCssMinify,
+  esbuildMinify,
+  parcelCssMinify
+} = require("./utils");
+
+const schema = require("./options.json");
+
+const {
+  minify
+} = require("./minify");
+/** @typedef {import("schema-utils/declarations/validate").Schema} Schema */
+
+/** @typedef {import("webpack").Compiler} Compiler */
+
+/** @typedef {import("webpack").Compilation} Compilation */
+
+/** @typedef {import("webpack").WebpackError} WebpackError */
+
+/** @typedef {import("jest-worker").Worker} JestWorker */
+
+/** @typedef {import("source-map").RawSourceMap} RawSourceMap */
+
+/** @typedef {import("webpack").Asset} Asset */
+
+/** @typedef {import("postcss").ProcessOptions} ProcessOptions */
+
+/** @typedef {import("postcss").Syntax} Syntax */
+
+/** @typedef {import("postcss").Parser} Parser */
+
+/** @typedef {import("postcss").Stringifier} Stringifier */
+
+/**
+ * @typedef {Object} CssNanoOptions
+ * @property {string} [configFile]
+ * @property {[string, object] | string | undefined} [preset]
+ */
+
+/** @typedef {Error & { plugin?: string, text?: string, source?: string } | string} Warning */
+
+/**
+ * @typedef {Object} WarningObject
+ * @property {string} message
+ * @property {string} [plugin]
+ * @property {string} [text]
+ * @property {number} [line]
+ * @property {number} [column]
+ */
+
+/**
+ * @typedef {Object} ErrorObject
+ * @property {string} message
+ * @property {number} [line]
+ * @property {number} [column]
+ * @property {string} [stack]
+ */
+
+/**
+ * @typedef {Object} MinimizedResult
+ * @property {string} code
+ * @property {RawSourceMap} [map]
+ * @property {Array<Error | ErrorObject| string>} [errors]
+ * @property {Array<Warning | WarningObject | string>} [warnings]
+ */
+
+/**
+ * @typedef {{ [file: string]: string }} Input
+ */
+
+/**
+ * @typedef {{ [key: string]: any }} CustomOptions
+ */
+
+/**
+ * @template T
+ * @typedef {T extends infer U ? U : CustomOptions} InferDefaultType
+ */
+
+/**
+ * @template T
+ * @callback BasicMinimizerImplementation
+ * @param {Input} input
+ * @param {RawSourceMap | undefined} sourceMap
+ * @param {InferDefaultType<T>} minifyOptions
+ * @returns {Promise<MinimizedResult>}
+ */
+
+/**
+ * @template T
+ * @typedef {T extends any[] ? { [P in keyof T]: BasicMinimizerImplementation<T[P]>; } : BasicMinimizerImplementation<T>} MinimizerImplementation
+ */
+
+/**
+ * @template T
+ * @typedef {T extends any[] ? { [P in keyof T]?: InferDefaultType<T[P]> } : InferDefaultType<T>} MinimizerOptions
+ */
+
+/**
+ * @template T
+ * @typedef {Object} InternalOptions
+ * @property {string} name
+ * @property {string} input
+ * @property {RawSourceMap | undefined} inputSourceMap
+ * @property {{ implementation: MinimizerImplementation<T>, options: MinimizerOptions<T> }} minimizer
+ */
+
+/**
+ * @typedef InternalResult
+ * @property {Array<{ code: string, map: RawSourceMap | undefined }>} outputs
+ * @property {Array<Warning | WarningObject | string>} warnings
+ * @property {Array<Error | ErrorObject | string>} errors
+ */
+
+/** @typedef {undefined | boolean | number} Parallel */
+
+/** @typedef {RegExp | string} Rule */
+
+/** @typedef {Rule[] | Rule} Rules */
+
+/** @typedef {(warning: Warning | WarningObject | string, file: string, source?: string) => boolean} WarningsFilter */
+
+/**
+ * @typedef {Object} BasePluginOptions
+ * @property {Rules} [test]
+ * @property {Rules} [include]
+ * @property {Rules} [exclude]
+ * @property {WarningsFilter} [warningsFilter]
+ * @property {Parallel} [parallel]
+ */
+
+/**
+ * @template T
+ * @typedef {JestWorker & { transform: (options: string) => InternalResult, minify: (options: InternalOptions<T>) => InternalResult }} MinimizerWorker
+ */
+
+/**
+ * @typedef{ProcessOptions | { from?: string,  to?: string, parser?: string | Syntax | Parser, stringifier?: string | Syntax | Stringifier, syntax?: string | Syntax } } ProcessOptionsExtender
+ */
+
+/**
+ * @typedef {CssNanoOptions & { processorOptions?: ProcessOptionsExtender }} CssNanoOptionsExtended
+ */
+
+/**
+ * @template T
+ * @typedef {T extends CssNanoOptionsExtended ? { minify?: MinimizerImplementation<T> | undefined, minimizerOptions?: MinimizerOptions<T> | undefined } : { minify: MinimizerImplementation<T>, minimizerOptions?: MinimizerOptions<T> | undefined }} DefinedDefaultMinimizerAndOptions
+ */
+
+/**
+ * @template T
+ * @typedef {BasePluginOptions & { minimizer: { implementation: MinimizerImplementation<T>, options: MinimizerOptions<T> } }} InternalPluginOptions
+ */
+
+
+const warningRegex = /\s.+:+([0-9]+):+([0-9]+)/;
+/**
+ * @template [T=CssNanoOptionsExtended]
+ */
+
+class CssMinimizerPlugin {
+  /**
+   * @param {BasePluginOptions & DefinedDefaultMinimizerAndOptions<T>} [options]
+   */
+  constructor(options) {
+    validate(
+    /** @type {Schema} */
+    schema, options || {}, {
+      name: "Css Minimizer Plugin",
+      baseDataPath: "options"
+    });
+    const {
+      minify =
+      /** @type {BasicMinimizerImplementation<T>} */
+      cssnanoMinify,
+      minimizerOptions =
+      /** @type {MinimizerOptions<T>} */
+      {},
+      test = /\.css(\?.*)?$/i,
+      warningsFilter = () => true,
+      parallel = true,
+      include,
+      exclude
+    } = options || {};
+    /**
+     * @private
+     * @type {InternalPluginOptions<T>}
+     */
+
+    this.options = {
+      test,
+      warningsFilter,
+      parallel,
+      include,
+      exclude,
+      minimizer: {
+        implementation:
+        /** @type {MinimizerImplementation<T>} */
+        minify,
+        options: minimizerOptions
+      }
+    };
+  }
+  /**
+   * @private
+   * @param {any} input
+   * @returns {boolean}
+   */
+
+
+  static isSourceMap(input) {
+    // All required options for `new SourceMapConsumer(...options)`
+    // https://github.com/mozilla/source-map#new-sourcemapconsumerrawsourcemap
+    return Boolean(input && input.version && input.sources && Array.isArray(input.sources) && typeof input.mappings === "string");
+  }
+  /**
+   * @private
+   * @param {Warning | WarningObject | string} warning
+   * @param {string} file
+   * @param {WarningsFilter} [warningsFilter]
+   * @param {SourceMapConsumer} [sourceMap]
+   * @param {Compilation["requestShortener"]} [requestShortener]
+   * @returns {Error & { hideStack?: boolean, file?: string } | undefined}
+   */
+
+
+  static buildWarning(warning, file, warningsFilter, sourceMap, requestShortener) {
+    let warningMessage = typeof warning === "string" ? warning : `${warning.plugin ? `[${warning.plugin}] ` : ""}${warning.text || warning.message}`;
+    let locationMessage = "";
+    let source;
+
+    if (sourceMap) {
+      let line;
+      let column;
+
+      if (typeof warning === "string") {
+        const match = warningRegex.exec(warning);
+
+        if (match) {
+          line = +match[1];
+          column = +match[2];
+        }
+      } else {
+        ({
+          line,
+          column
+        } =
+        /** @type {WarningObject} */
+        warning);
+      }
+
+      if (line && column) {
+        const original = sourceMap.originalPositionFor({
+          line,
+          column
+        });
+
+        if (original && original.source && original.source !== file && requestShortener) {
+          ({
+            source
+          } = original);
+          warningMessage = `${warningMessage.replace(warningRegex, "")}`;
+          locationMessage = `${requestShortener.shorten(original.source)}:${original.line}:${original.column}`;
+        }
+      }
+    }
+
+    if (warningsFilter && !warningsFilter(warning, file, source)) {
+      return;
+    }
+    /**
+     * @type {Error & { hideStack?: boolean, file?: string }}
+     */
+
+
+    const builtWarning = new Error(`${file} from Css Minimizer plugin\n${warningMessage}${locationMessage ? ` ${locationMessage}` : ""}`);
+    builtWarning.name = "Warning";
+    builtWarning.hideStack = true;
+    builtWarning.file = file; // eslint-disable-next-line consistent-return
+
+    return builtWarning;
+  }
+  /**
+   * @private
+   * @param {Error | ErrorObject | string} error
+   * @param {string} file
+   * @param {SourceMapConsumer} [sourceMap]
+   * @param {Compilation["requestShortener"]} [requestShortener]
+   * @returns {Error}
+   */
+
+
+  static buildError(error, file, sourceMap, requestShortener) {
+    /**
+     * @type {Error & { file?: string }}
+     */
+    let builtError;
+
+    if (typeof error === "string") {
+      builtError = new Error(`${file} from Css Minimizer plugin\n${error}`);
+      builtError.file = file;
+      return builtError;
+    }
+
+    if (
+    /** @type {ErrorObject} */
+    error.line &&
+    /** @type {ErrorObject} */
+    error.column) {
+      const {
+        line,
+        column
+      } =
+      /** @type {ErrorObject & { line: number, column: number }} */
+      error;
+      const original = sourceMap && sourceMap.originalPositionFor({
+        line,
+        column
+      });
+
+      if (original && original.source && requestShortener) {
+        builtError = new Error(`${file} from Css Minimizer plugin\n${error.message} [${requestShortener.shorten(original.source)}:${original.line},${original.column}][${file}:${line},${column}]${error.stack ? `\n${error.stack.split("\n").slice(1).join("\n")}` : ""}`);
+        builtError.file = file;
+        return builtError;
+      }
+
+      builtError = new Error(`${file} from Css Minimizer plugin\n${error.message} [${file}:${line},${column}]${error.stack ? `\n${error.stack.split("\n").slice(1).join("\n")}` : ""}`);
+      builtError.file = file;
+      return builtError;
+    }
+
+    if (error.stack) {
+      builtError = new Error(`${file} from Css Minimizer plugin\n${error.stack}`);
+      builtError.file = file;
+      return builtError;
+    }
+
+    builtError = new Error(`${file} from Css Minimizer plugin\n${error.message}`);
+    builtError.file = file;
+    return builtError;
+  }
+  /**
+   * @private
+   * @param {Parallel} parallel
+   * @returns {number}
+   */
+
+
+  static getAvailableNumberOfCores(parallel) {
+    // In some cases cpus() returns undefined
+    // https://github.com/nodejs/node/issues/19022
+    const cpus = os.cpus() || {
+      length: 1
+    };
+    return parallel === true ? cpus.length - 1 : Math.min(Number(parallel) || 0, cpus.length - 1);
+  }
+  /**
+   * @private
+   * @param {Compiler} compiler
+   * @param {Compilation} compilation
+   * @param {Record<string, import("webpack").sources.Source>} assets
+   * @param {{availableNumberOfCores: number}} optimizeOptions
+   * @returns {Promise<void>}
+   */
+
+
+  async optimize(compiler, compilation, assets, optimizeOptions) {
+    const cache = compilation.getCache("CssMinimizerWebpackPlugin");
+    let numberOfAssetsForMinify = 0;
+    const assetsForMinify = await Promise.all(Object.keys(typeof assets === "undefined" ? compilation.assets : assets).filter(name => {
+      const {
+        info
+      } =
+      /** @type {Asset} */
+      compilation.getAsset(name);
+
+      if ( // Skip double minimize assets from child compilation
+      info.minimized) {
+        return false;
+      }
+
+      if (!compiler.webpack.ModuleFilenameHelpers.matchObject.bind( // eslint-disable-next-line no-undefined
+      undefined, this.options)(name)) {
+        return false;
+      }
+
+      return true;
+    }).map(async name => {
+      const {
+        info,
+        source
+      } =
+      /** @type {Asset} */
+      compilation.getAsset(name);
+      const eTag = cache.getLazyHashedEtag(source);
+      const cacheItem = cache.getItemCache(name, eTag);
+      const output = await cacheItem.getPromise();
+
+      if (!output) {
+        numberOfAssetsForMinify += 1;
+      }
+
+      return {
+        name,
+        info,
+        inputSource: source,
+        output,
+        cacheItem
+      };
+    }));
+
+    if (assetsForMinify.length === 0) {
+      return;
+    }
+    /** @type {undefined | (() => MinimizerWorker<T>)} */
+
+
+    let getWorker;
+    /** @type {undefined | MinimizerWorker<T>} */
+
+    let initializedWorker;
+    /** @type {undefined | number} */
+
+    let numberOfWorkers;
+
+    if (optimizeOptions.availableNumberOfCores > 0) {
+      // Do not create unnecessary workers when the number of files is less than the available cores, it saves memory
+      numberOfWorkers = Math.min(numberOfAssetsForMinify, optimizeOptions.availableNumberOfCores);
+
+      getWorker = () => {
+        if (initializedWorker) {
+          return initializedWorker;
+        }
+
+        initializedWorker =
+        /** @type {MinimizerWorker<T>} */
+        new Worker(require.resolve("./minify"), {
+          numWorkers: numberOfWorkers,
+          enableWorkerThreads: true
+        }); // https://github.com/facebook/jest/issues/8872#issuecomment-524822081
+
+        const workerStdout = initializedWorker.getStdout();
+
+        if (workerStdout) {
+          workerStdout.on("data", chunk => process.stdout.write(chunk));
+        }
+
+        const workerStderr = initializedWorker.getStderr();
+
+        if (workerStderr) {
+          workerStderr.on("data", chunk => process.stderr.write(chunk));
+        }
+
+        return initializedWorker;
+      };
+    }
+
+    const {
+      SourceMapSource,
+      RawSource
+    } = compiler.webpack.sources;
+    const scheduledTasks = [];
+
+    for (const asset of assetsForMinify) {
+      scheduledTasks.push(async () => {
+        const {
+          name,
+          inputSource,
+          cacheItem
+        } = asset;
+        let {
+          output
+        } = asset;
+
+        if (!output) {
+          let input;
+          /** @type {RawSourceMap | undefined} */
+
+          let inputSourceMap;
+          const {
+            source: sourceFromInputSource,
+            map
+          } = inputSource.sourceAndMap();
+          input = sourceFromInputSource;
+
+          if (map) {
+            if (!CssMinimizerPlugin.isSourceMap(map)) {
+              compilation.warnings.push(
+              /** @type {WebpackError} */
+              new Error(`${name} contains invalid source map`));
+            } else {
+              inputSourceMap =
+              /** @type {RawSourceMap} */
+              map;
+            }
+          }
+
+          if (Buffer.isBuffer(input)) {
+            input = input.toString();
+          }
+          /**
+           * @type {InternalOptions<T>}
+           */
+
+
+          const options = {
+            name,
+            input,
+            inputSourceMap,
+            minimizer: {
+              implementation: this.options.minimizer.implementation,
+              options: this.options.minimizer.options
+            }
+          };
+          let result;
+
+          try {
+            result = await (getWorker ? getWorker().transform(serialize(options)) : minify(options));
+          } catch (error) {
+            const hasSourceMap = inputSourceMap && CssMinimizerPlugin.isSourceMap(inputSourceMap);
+            compilation.errors.push(
+            /** @type {WebpackError} */
+            CssMinimizerPlugin.buildError(
+            /** @type {any} */
+            error, name, hasSourceMap ? new SourceMapConsumer(
+            /** @type {RawSourceMap} */
+            inputSourceMap) : // eslint-disable-next-line no-undefined
+            undefined, // eslint-disable-next-line no-undefined
+            hasSourceMap ? compilation.requestShortener : undefined));
+            return;
+          }
+
+          output = {
+            warnings: [],
+            errors: []
+          };
+
+          for (const item of result.outputs) {
+            if (item.map) {
+              let originalSource;
+              let innerSourceMap;
+
+              if (output.source) {
+                ({
+                  source: originalSource,
+                  map: innerSourceMap
+                } = output.source.sourceAndMap());
+              } else {
+                originalSource = input;
+                innerSourceMap = inputSourceMap;
+              } // TODO need API for merging source maps in `webpack-source`
+
+
+              output.source = new SourceMapSource(item.code, name, item.map, originalSource, innerSourceMap, true);
+            } else {
+              output.source = new RawSource(item.code);
+            }
+          }
+
+          if (result.errors && result.errors.length > 0) {
+            const hasSourceMap = inputSourceMap && CssMinimizerPlugin.isSourceMap(inputSourceMap);
+
+            for (const error of result.errors) {
+              output.warnings.push(CssMinimizerPlugin.buildError(error, name, hasSourceMap ? new SourceMapConsumer(
+              /** @type {RawSourceMap} */
+              inputSourceMap) : // eslint-disable-next-line no-undefined
+              undefined, // eslint-disable-next-line no-undefined
+              hasSourceMap ? compilation.requestShortener : undefined));
+            }
+          }
+
+          if (result.warnings && result.warnings.length > 0) {
+            const hasSourceMap = inputSourceMap && CssMinimizerPlugin.isSourceMap(inputSourceMap);
+
+            for (const warning of result.warnings) {
+              const buildWarning = CssMinimizerPlugin.buildWarning(warning, name, this.options.warningsFilter, hasSourceMap ? new SourceMapConsumer(
+              /** @type {RawSourceMap} */
+              inputSourceMap) : // eslint-disable-next-line no-undefined
+              undefined, // eslint-disable-next-line no-undefined
+              hasSourceMap ? compilation.requestShortener : undefined);
+
+              if (buildWarning) {
+                output.warnings.push(buildWarning);
+              }
+            }
+          }
+
+          await cacheItem.storePromise({
+            source: output.source,
+            warnings: output.warnings,
+            errors: output.errors
+          });
+        }
+
+        if (output.warnings && output.warnings.length > 0) {
+          for (const warning of output.warnings) {
+            compilation.warnings.push(warning);
+          }
+        }
+
+        if (output.errors && output.errors.length > 0) {
+          for (const error of output.errors) {
+            compilation.errors.push(error);
+          }
+        }
+
+        const newInfo = {
+          minimized: true
+        };
+        const {
+          source
+        } = output;
+        compilation.updateAsset(name, source, newInfo);
+      });
+    }
+
+    const limit = getWorker && numberOfAssetsForMinify > 0 ?
+    /** @type {number} */
+    numberOfWorkers : scheduledTasks.length;
+    await throttleAll(limit, scheduledTasks);
+
+    if (initializedWorker) {
+      await initializedWorker.end();
+    }
+  }
+  /**
+   * @param {Compiler} compiler
+   * @returns {void}
+   */
+
+
+  apply(compiler) {
+    const pluginName = this.constructor.name;
+    const availableNumberOfCores = CssMinimizerPlugin.getAvailableNumberOfCores(this.options.parallel);
+    compiler.hooks.compilation.tap(pluginName, compilation => {
+      compilation.hooks.processAssets.tapPromise({
+        name: pluginName,
+        stage: compiler.webpack.Compilation.PROCESS_ASSETS_STAGE_OPTIMIZE_SIZE,
+        additionalAssets: true
+      }, assets => this.optimize(compiler, compilation, assets, {
+        availableNumberOfCores
+      }));
+      compilation.hooks.statsPrinter.tap(pluginName, stats => {
+        stats.hooks.print.for("asset.info.minimized").tap("css-minimizer-webpack-plugin", (minimized, {
+          green,
+          formatFlag
+        }) => // eslint-disable-next-line no-undefined
+        minimized ?
+        /** @type {Function} */
+        green(
+        /** @type {Function} */
+        formatFlag("minimized")) : "");
+      });
+    });
+  }
+
+}
+
+CssMinimizerPlugin.cssnanoMinify = cssnanoMinify;
+CssMinimizerPlugin.cssoMinify = cssoMinify;
+CssMinimizerPlugin.cleanCssMinify = cleanCssMinify;
+CssMinimizerPlugin.esbuildMinify = esbuildMinify;
+CssMinimizerPlugin.parcelCssMinify = parcelCssMinify;
+module.exports = CssMinimizerPlugin;