mirror of https://github.com/webpack/webpack.git
115 lines
3.2 KiB
JavaScript
115 lines
3.2 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const path = require("path");
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const ParserHelpers = require("./ParserHelpers");
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class CommonJsStuffPlugin {
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apply(compiler) {
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compiler.hooks.compilation.tap(
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"CommonJsStuffPlugin",
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(compilation, { normalModuleFactory }) => {
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const handler = (parser, parserOptions) => {
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parser.hooks.expression
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.for("require.main.require")
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.tap(
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"CommonJsStuffPlugin",
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ParserHelpers.expressionIsUnsupported(
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parser,
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"require.main.require is not supported by webpack."
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)
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);
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parser.hooks.expression
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.for("module.parent.require")
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.tap(
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"CommonJsStuffPlugin",
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ParserHelpers.expressionIsUnsupported(
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parser,
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"module.parent.require is not supported by webpack."
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)
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);
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parser.hooks.expression
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.for("require.main")
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.tap(
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"CommonJsStuffPlugin",
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ParserHelpers.toConstantDependencyWithWebpackRequire(
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parser,
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"__webpack_require__.c[__webpack_require__.s]"
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)
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);
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parser.hooks.expression
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.for("module.loaded")
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.tap("CommonJsStuffPlugin", expr => {
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parser.state.module.buildMeta.moduleConcatenationBailout =
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"module.loaded";
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return ParserHelpers.toConstantDependency(parser, "module.l")(
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expr
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);
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});
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parser.hooks.expression
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.for("module.id")
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.tap("CommonJsStuffPlugin", expr => {
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parser.state.module.buildMeta.moduleConcatenationBailout =
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"module.id";
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return ParserHelpers.toConstantDependency(parser, "module.i")(
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expr
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);
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});
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parser.hooks.expression
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.for("module.exports")
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.tap("CommonJsStuffPlugin", () => {
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const module = parser.state.module;
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const isHarmony =
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module.buildMeta && module.buildMeta.exportsType;
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if (!isHarmony) return true;
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});
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parser.hooks.evaluateIdentifier
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.for("module.hot")
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.tap(
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"CommonJsStuffPlugin",
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ParserHelpers.evaluateToIdentifier("module.hot", false)
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);
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parser.hooks.expression
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.for("module")
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.tap("CommonJsStuffPlugin", () => {
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const module = parser.state.module;
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const isHarmony =
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module.buildMeta && module.buildMeta.exportsType;
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let moduleJsPath = path.join(
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__dirname,
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"..",
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"buildin",
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isHarmony ? "harmony-module.js" : "module.js"
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);
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if (module.context) {
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moduleJsPath = path.relative(
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parser.state.module.context,
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moduleJsPath
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);
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if (!/^[A-Z]:/i.test(moduleJsPath)) {
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moduleJsPath = `./${moduleJsPath.replace(/\\/g, "/")}`;
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}
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}
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return ParserHelpers.addParsedVariableToModule(
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parser,
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"module",
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`require(${JSON.stringify(moduleJsPath)})(module)`
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);
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});
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};
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normalModuleFactory.hooks.parser
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.for("javascript/auto")
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.tap("CommonJsStuffPlugin", handler);
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normalModuleFactory.hooks.parser
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.for("javascript/dynamic")
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.tap("CommonJsStuffPlugin", handler);
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}
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);
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}
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}
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module.exports = CommonJsStuffPlugin;
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