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https://github.com/socketio/socket.io.git
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0661564dc2
This change allows us to: - reduce the size of the bundle - provide an ESM bundle (for usage in <script type="module">) Related: https://github.com/socketio/socket.io-client/issues/1198
44 lines
1003 B
JavaScript
44 lines
1003 B
JavaScript
const { nodeResolve } = require("@rollup/plugin-node-resolve");
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const commonjs = require("@rollup/plugin-commonjs");
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const { babel } = require("@rollup/plugin-babel");
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const { terser } = require("rollup-plugin-terser");
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const version = require("../package.json").version;
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const banner = `/*!
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* Socket.IO v${version}
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* (c) 2014-${new Date().getFullYear()} Guillermo Rauch
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* Released under the MIT License.
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*/`;
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module.exports = {
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input: "./build/esm/browser-entrypoint.js",
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output: [
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{
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file: "./dist/socket.io.js",
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format: "umd",
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name: "io",
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sourcemap: true,
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banner,
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},
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{
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file: "./dist/socket.io.min.js",
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format: "umd",
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name: "io",
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sourcemap: true,
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plugins: [terser()],
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banner,
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},
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],
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plugins: [
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nodeResolve({
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browser: true,
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}),
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commonjs(),
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babel({
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babelHelpers: "bundled",
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presets: [["@babel/env"]],
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plugins: ["@babel/plugin-transform-object-assign"],
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}),
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],
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};
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