diff options
Diffstat (limited to 'node_modules/webpack/lib/dependencies/ImportMetaPlugin.js')
| -rw-r--r-- | node_modules/webpack/lib/dependencies/ImportMetaPlugin.js | 255 |
1 files changed, 0 insertions, 255 deletions
diff --git a/node_modules/webpack/lib/dependencies/ImportMetaPlugin.js b/node_modules/webpack/lib/dependencies/ImportMetaPlugin.js deleted file mode 100644 index 27d3b60c..00000000 --- a/node_modules/webpack/lib/dependencies/ImportMetaPlugin.js +++ /dev/null @@ -1,255 +0,0 @@ -/* - MIT License http://www.opensource.org/licenses/mit-license.php - Author Ivan Kopeykin @vankop -*/ - -"use strict"; - -const { pathToFileURL } = require("url"); -const ModuleDependencyWarning = require("../ModuleDependencyWarning"); -const { - JAVASCRIPT_MODULE_TYPE_AUTO, - JAVASCRIPT_MODULE_TYPE_ESM -} = require("../ModuleTypeConstants"); -const Template = require("../Template"); -const BasicEvaluatedExpression = require("../javascript/BasicEvaluatedExpression"); -const { - evaluateToIdentifier, - toConstantDependency, - evaluateToString, - evaluateToNumber -} = require("../javascript/JavascriptParserHelpers"); -const memoize = require("../util/memoize"); -const propertyAccess = require("../util/propertyAccess"); -const ConstDependency = require("./ConstDependency"); - -/** @typedef {import("estree").MemberExpression} MemberExpression */ -/** @typedef {import("../../declarations/WebpackOptions").JavascriptParserOptions} JavascriptParserOptions */ -/** @typedef {import("../Compiler")} Compiler */ -/** @typedef {import("../Dependency").DependencyLocation} DependencyLocation */ -/** @typedef {import("../NormalModule")} NormalModule */ -/** @typedef {import("../javascript/JavascriptParser")} Parser */ -/** @typedef {import("../javascript/JavascriptParser").Range} Range */ - -const getCriticalDependencyWarning = memoize(() => - require("./CriticalDependencyWarning") -); - -const PLUGIN_NAME = "ImportMetaPlugin"; - -class ImportMetaPlugin { - /** - * @param {Compiler} compiler compiler - */ - apply(compiler) { - compiler.hooks.compilation.tap( - PLUGIN_NAME, - (compilation, { normalModuleFactory }) => { - /** - * @param {NormalModule} module module - * @returns {string} file url - */ - const getUrl = module => { - return pathToFileURL(module.resource).toString(); - }; - /** - * @param {Parser} parser parser parser - * @param {JavascriptParserOptions} parserOptions parserOptions - * @returns {void} - */ - const parserHandler = (parser, { importMeta }) => { - if (importMeta === false) { - const { importMetaName } = compilation.outputOptions; - if (importMetaName === "import.meta") return; - - parser.hooks.expression - .for("import.meta") - .tap(PLUGIN_NAME, metaProperty => { - const dep = new ConstDependency( - /** @type {string} */ (importMetaName), - /** @type {Range} */ (metaProperty.range) - ); - dep.loc = /** @type {DependencyLocation} */ (metaProperty.loc); - parser.state.module.addPresentationalDependency(dep); - return true; - }); - return; - } - - /// import.meta direct /// - const webpackVersion = parseInt( - require("../../package.json").version, - 10 - ); - const importMetaUrl = () => - JSON.stringify(getUrl(parser.state.module)); - const importMetaWebpackVersion = () => JSON.stringify(webpackVersion); - /** - * @param {string[]} members members - * @returns {string} error message - */ - const importMetaUnknownProperty = members => - `${Template.toNormalComment( - "unsupported import.meta." + members.join(".") - )} undefined${propertyAccess(members, 1)}`; - parser.hooks.typeof - .for("import.meta") - .tap( - PLUGIN_NAME, - toConstantDependency(parser, JSON.stringify("object")) - ); - parser.hooks.expression - .for("import.meta") - .tap(PLUGIN_NAME, metaProperty => { - const referencedPropertiesInDestructuring = - parser.destructuringAssignmentPropertiesFor(metaProperty); - if (!referencedPropertiesInDestructuring) { - const CriticalDependencyWarning = - getCriticalDependencyWarning(); - parser.state.module.addWarning( - new ModuleDependencyWarning( - parser.state.module, - new CriticalDependencyWarning( - "Accessing import.meta directly is unsupported (only property access or destructuring is supported)" - ), - /** @type {DependencyLocation} */ (metaProperty.loc) - ) - ); - const dep = new ConstDependency( - `${ - parser.isAsiPosition( - /** @type {Range} */ (metaProperty.range)[0] - ) - ? ";" - : "" - }({})`, - /** @type {Range} */ (metaProperty.range) - ); - dep.loc = /** @type {DependencyLocation} */ (metaProperty.loc); - parser.state.module.addPresentationalDependency(dep); - return true; - } - - let str = ""; - for (const prop of referencedPropertiesInDestructuring) { - switch (prop) { - case "url": - str += `url: ${importMetaUrl()},`; - break; - case "webpack": - str += `webpack: ${importMetaWebpackVersion()},`; - break; - default: - str += `[${JSON.stringify( - prop - )}]: ${importMetaUnknownProperty([prop])},`; - break; - } - } - const dep = new ConstDependency( - `({${str}})`, - /** @type {Range} */ (metaProperty.range) - ); - dep.loc = /** @type {DependencyLocation} */ (metaProperty.loc); - parser.state.module.addPresentationalDependency(dep); - return true; - }); - parser.hooks.evaluateTypeof - .for("import.meta") - .tap(PLUGIN_NAME, evaluateToString("object")); - parser.hooks.evaluateIdentifier.for("import.meta").tap( - PLUGIN_NAME, - evaluateToIdentifier("import.meta", "import.meta", () => [], true) - ); - - /// import.meta.url /// - parser.hooks.typeof - .for("import.meta.url") - .tap( - PLUGIN_NAME, - toConstantDependency(parser, JSON.stringify("string")) - ); - parser.hooks.expression - .for("import.meta.url") - .tap(PLUGIN_NAME, expr => { - const dep = new ConstDependency( - importMetaUrl(), - /** @type {Range} */ (expr.range) - ); - dep.loc = /** @type {DependencyLocation} */ (expr.loc); - parser.state.module.addPresentationalDependency(dep); - return true; - }); - parser.hooks.evaluateTypeof - .for("import.meta.url") - .tap(PLUGIN_NAME, evaluateToString("string")); - parser.hooks.evaluateIdentifier - .for("import.meta.url") - .tap(PLUGIN_NAME, expr => { - return new BasicEvaluatedExpression() - .setString(getUrl(parser.state.module)) - .setRange(/** @type {Range} */ (expr.range)); - }); - - /// import.meta.webpack /// - parser.hooks.typeof - .for("import.meta.webpack") - .tap( - PLUGIN_NAME, - toConstantDependency(parser, JSON.stringify("number")) - ); - parser.hooks.expression - .for("import.meta.webpack") - .tap( - PLUGIN_NAME, - toConstantDependency(parser, importMetaWebpackVersion()) - ); - parser.hooks.evaluateTypeof - .for("import.meta.webpack") - .tap(PLUGIN_NAME, evaluateToString("number")); - parser.hooks.evaluateIdentifier - .for("import.meta.webpack") - .tap(PLUGIN_NAME, evaluateToNumber(webpackVersion)); - - /// Unknown properties /// - parser.hooks.unhandledExpressionMemberChain - .for("import.meta") - .tap(PLUGIN_NAME, (expr, members) => { - const dep = new ConstDependency( - importMetaUnknownProperty(members), - /** @type {Range} */ (expr.range) - ); - dep.loc = /** @type {DependencyLocation} */ (expr.loc); - parser.state.module.addPresentationalDependency(dep); - return true; - }); - parser.hooks.evaluate - .for("MemberExpression") - .tap(PLUGIN_NAME, expression => { - const expr = /** @type {MemberExpression} */ (expression); - if ( - expr.object.type === "MetaProperty" && - expr.object.meta.name === "import" && - expr.object.property.name === "meta" && - expr.property.type === - (expr.computed ? "Literal" : "Identifier") - ) { - return new BasicEvaluatedExpression() - .setUndefined() - .setRange(/** @type {Range} */ (expr.range)); - } - }); - }; - - normalModuleFactory.hooks.parser - .for(JAVASCRIPT_MODULE_TYPE_AUTO) - .tap(PLUGIN_NAME, parserHandler); - normalModuleFactory.hooks.parser - .for(JAVASCRIPT_MODULE_TYPE_ESM) - .tap(PLUGIN_NAME, parserHandler); - } - ); - } -} - -module.exports = ImportMetaPlugin; |