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rollup.config.js
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rollup.config.js
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import svelte from "rollup-plugin-svelte";
import commonjs from "@rollup/plugin-commonjs";
import resolve from "@rollup/plugin-node-resolve";
import livereload from "rollup-plugin-livereload";
import { terser } from "rollup-plugin-terser";
import sveltePreprocess from "svelte-preprocess";
import typescript from "@rollup/plugin-typescript";
import css from "rollup-plugin-css-only";
import autoprefixer from "autoprefixer";
import tailwindcss from "tailwindcss";
import { svelteSVG } from "rollup-plugin-svelte-svg";
import json from "@rollup/plugin-json";
const production = !process.env.ROLLUP_WATCH;
function serve() {
let server;
function toExit() {
if (server) server.kill(0);
}
return {
writeBundle() {
if (server) return;
server = require("child_process").spawn(
"npm",
["run", "start", "--", "--dev"],
{
stdio: ["ignore", "inherit", "inherit"],
shell: true,
}
);
process.on("SIGTERM", toExit);
process.on("exit", toExit);
},
};
}
export default {
input: "src/main.ts",
output: {
sourcemap: true,
format: "iife",
name: "app",
file: "public/build/bundle.js",
},
plugins: [
svelteSVG({
svgo: {},
}),
json(),
svelte({
preprocess: sveltePreprocess({
sourceMap: !production,
postcss: {
plugins: [tailwindcss, autoprefixer],
},
}),
compilerOptions: {
// enable run-time checks when not in production
dev: !production,
},
}),
css({ output: "bundle.css" }),
resolve({
browser: true,
dedupe: ["svelte"],
}),
commonjs(),
typescript({
sourceMap: !production,
inlineSources: !production,
}),
// In dev mode, call `npm run start` once
// the bundle has been generated
!production && serve(),
// Watch the `public` directory and refresh the
// browser on changes when not in production
!production && livereload("public"),
// If we're building for production (npm run build
// instead of npm run dev), minify
production && terser(),
],
watch: {
clearScreen: false,
},
};