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rollup.config.mjs
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rollup.config.mjs
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import alias from "@rollup/plugin-alias";
import path from "path";
import replace from "@rollup/plugin-replace";
import resolve from "@rollup/plugin-node-resolve";
import size from "rollup-plugin-bundle-size";
import stripComments from "strip-comments";
import terser from "@rollup/plugin-terser";
import {
fileURLToPath
} from "url";
const __SRC = path.join(
path.dirname(fileURLToPath(import.meta.url)),
"src");
const production = process.env.NODE_ENV === "production";
const terserOptions = {
output: {
comments: false
},
compress: {
passes: 5,
ecma: 2020,
drop_console: false,
drop_debugger: true,
pure_getters: true,
arguments: true,
unsafe_comps: true,
unsafe_math: true,
unsafe_methods: true
}
};
const plugins = [
resolve(),
strip(),
production && size(),
replace({
"process.env.NODE_ENV": JSON.stringify(process.env.NODE_ENV),
"__DEV": !production,
preventAssignment: true
}),
alias({
entries: [
{ find: "@", replacement: __SRC }
]
})
];
export default [{
input: "src/index.js",
treeshake: "smallest",
output: [{
file: "dist/alpinejs-booster.js",
format: "iife"
}, production && {
file: "dist/alpinejs-booster.min.js",
format: "iife",
plugins: [terser(terserOptions)]
}],
plugins
}, production && {
input: "src/plugins/index.js",
treeshake: "smallest",
output: [{
file: "dist/alpinejs-booster.esm.js",
format: "esm"
}, {
file: "dist/alpinejs-booster.esm.min.js",
format: "esm",
plugins: [terser(terserOptions)]
}],
plugins
}].filter(Boolean);
function strip() {
return {
name: "strip",
transform(source) {
return {
code: stripComments(source)
};
}
};
}