42 lines
1.5 KiB
JavaScript
42 lines
1.5 KiB
JavaScript
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const getCacheIdentifier = require("react-dev-utils/getCacheIdentifier");
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const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== "false";
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module.exports = function override(config, webpackEnv) {
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console.log("overriding webpack config...");
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const isEnvDevelopment = webpackEnv === "development";
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const isEnvProduction = webpackEnv === "production";
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const loaders = config.module.rules[1].oneOf;
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loaders.splice(loaders.length - 1, 0, {
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test: /\.(js|mjs|cjs)$/,
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exclude: /@babel(?:\/|\\{1,2})runtime/,
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loader: require.resolve("babel-loader"),
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options: {
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babelrc: false,
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configFile: false,
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compact: false,
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presets: [[require.resolve("babel-preset-react-app/dependencies"), { helpers: true }]],
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cacheDirectory: true,
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// See #6846 for context on why cacheCompression is disabled
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cacheCompression: false,
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// @remove-on-eject-begin
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cacheIdentifier: getCacheIdentifier(isEnvProduction ? "production" : isEnvDevelopment && "development", [
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"babel-plugin-named-asset-import",
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"babel-preset-react-app",
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"react-dev-utils",
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"react-scripts"
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]),
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// @remove-on-eject-end
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// Babel sourcemaps are needed for debugging into node_modules
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// code. Without the options below, debuggers like VSCode
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// show incorrect code and set breakpoints on the wrong lines.
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sourceMaps: shouldUseSourceMap,
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inputSourceMap: shouldUseSourceMap
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}
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});
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return config;
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};
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