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rollup.config.mjs
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rollup.config.mjs
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import terser from "@rollup/plugin-terser";
import pkg from "./package.json" assert { type: "json" };
import dts from "rollup-plugin-dts";
import typescript from "@rollup/plugin-typescript";
import replace from "@rollup/plugin-replace";
import copy from 'rollup-plugin-copy';
import { wasm } from '@rollup/plugin-wasm';
const LIBRARY_NAME = "WasmerSDK"; // Change with your library's name
const EXTERNAL = []; // Indicate which modules should be treated as external
const GLOBALS = {}; // https://rollupjs.org/guide/en/#outputglobals
const banner = `/*!
* ${pkg.name}
* ${pkg.description}
*
* @version v${pkg.version}
* @author ${pkg.author}
* @homepage ${pkg.homepage}
* @repository ${pkg.repository.url}
* @license ${pkg.license}
*/`;
const makeConfig = (env = "development", input, name, plugins = []) => {
const config = {
input,
external: EXTERNAL,
output: [
{
banner,
name: name,
file: `dist/${name}.umd.js`,
format: "umd",
exports: "auto",
globals: GLOBALS,
},
{
banner,
file: `dist/${name}.cjs`,
format: "cjs",
exports: "auto",
globals: GLOBALS,
},
{
banner,
file: `dist/${name}.js`,
format: "es",
exports: "named",
globals: GLOBALS,
},
],
plugins: [
typescript(),
...plugins,
copy({
targets: [
{ src: ['pkg/wasmer_js_bg.wasm', 'pkg/wasmer_js_bg.wasm.d.ts'], dest: 'dist' },
]
})
],
};
if (env === "production") {
config.plugins.push(
terser({
output: {
comments: /^!/,
},
}),
);
}
config.plugins.push(
replace({
values: {
"globalThis.wasmUrl": `"https://unpkg.com/${pkg.name}@${pkg.version}/dist/wasmer_js_bg.wasm"`,
"globalThis.workerUrl": `"https://unpkg.com/${pkg.name}@${pkg.version}/dist/WasmerSDK.js"`,
},
preventAssignment: true,
}),
);
return config;
};
export default commandLineArgs => {
let env = commandLineArgs.environment === "BUILD:production" ? "production" : null;
const configs = [
makeConfig(env, "WasmerSDK.ts", LIBRARY_NAME),
makeConfig(env, "WasmerSDKBundled.ts", `${LIBRARY_NAME}Bundled`, [wasm({
maxFileSize: 100 * 1024 * 1024,
})]),
{
input: "./pkg/wasmer_js.d.ts",
output: [{ file: "dist/pkg/wasmer_js.d.ts", format: "es" }],
plugins: [dts()],
},
];
return configs;
};