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webpack.config.js
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webpack.config.js
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
const toolbox = require("./node_modules/devtools-launchpad/index");
const getConfig = require("./bin/getConfig");
const mozillaCentralMappings = require("./configs/mozilla-central-mappings");
const { NormalModuleReplacementPlugin } = require("webpack");
const path = require("path");
var Visualizer = require("webpack-visualizer-plugin");
const ObjectRestSpreadPlugin = require("@sucrase/webpack-object-rest-spread-plugin");
const isProduction = process.env.NODE_ENV === "production";
/*
* builds a path that's relative to the project path
* returns an array so that we can prepend
* hot-module-reloading in local development
*/
function getEntry(filename) {
return [path.join(__dirname, filename)];
}
const webpackConfig = {
entry: {
// We always generate the debugger bundle, but we will only copy the CSS
// artifact over to mozilla-central.
debugger: getEntry("src/main.js"),
"parser-worker": getEntry("src/workers/parser/worker.js"),
"pretty-print-worker": getEntry("src/workers/pretty-print/worker.js"),
"search-worker": getEntry("src/workers/search/worker.js"),
"source-map-worker": getEntry("packages/devtools-source-map/src/worker.js"),
"source-map-index": getEntry("packages/devtools-source-map/src/index.js")
},
output: {
path: path.join(__dirname, "assets/build"),
filename: "[name].js",
publicPath: "/assets/build"
}
};
if (isProduction) {
// In the firefox panel, build the vendored dependencies as a bundle instead,
// the other debugger modules will be transpiled to a format that is
// compatible with the DevTools Loader.
webpackConfig.entry.vendors = getEntry("src/vendors.js");
webpackConfig.entry.reps = getEntry("packages/devtools-reps/src/index.js");
}
function buildConfig(envConfig) {
const extra = {
babelIncludes: ["react-aria-components"]
};
webpackConfig.plugins = [new ObjectRestSpreadPlugin()];
if (!isProduction) {
webpackConfig.module = webpackConfig.module || {};
webpackConfig.module.rules = webpackConfig.module.rules || [];
} else {
webpackConfig.output.libraryTarget = "umd";
if (process.env.vis) {
const viz = new Visualizer({
filename: "webpack-stats.html"
});
webpackConfig.plugins.push(viz);
}
const mappings = [
[/\.\/mocha/, "./mochitest"],
[/\.\.\/utils\/mocha/, "../utils/mochitest"],
[/\.\/utils\/mocha/, "./utils/mochitest"],
[/\.\/percy-stub/, "./percy-webpack"]
];
extra.excludeMap = mozillaCentralMappings;
mappings.forEach(([regex, res]) => {
webpackConfig.plugins.push(new NormalModuleReplacementPlugin(regex, res));
});
}
return toolbox.toolboxConfig(webpackConfig, envConfig, extra);
}
const envConfig = getConfig();
module.exports = buildConfig(envConfig);