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rollup.config.js
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rollup.config.js
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import babel from "@rollup/plugin-babel";
import resolve from "@rollup/plugin-node-resolve";
import commonjs from "@rollup/plugin-commonjs";
import replace from "@rollup/plugin-replace";
import peerDepsExternal from "rollup-plugin-peer-deps-external";
const NODE_ENV = process.env.NODE_ENV || "development";
const outputFile = NODE_ENV === "production" ? "./lib/prod.js" : "./lib/dev.js";
const extensions = [".js"];
export default {
input: "./src/index.js",
output: {
file: outputFile,
format: "cjs",
exports: "auto",
},
external: [/@babel\/runtime/],
plugins: [
peerDepsExternal(),
replace({
"process.env.NODE_ENV": JSON.stringify(NODE_ENV),
}),
babel({
exclude: "node_modules/**",
presets: [
[
"@babel/preset-env",
{
targets: {
esmodules: true,
},
},
],
],
extensions,
plugins: ["@babel/transform-runtime"],
babelHelpers: "runtime",
}),
resolve({
extensions,
}),
commonjs(),
],
};