esbuild.config.mjs

import esbuild from "esbuild";
import process from "process";
import builtins from "builtin-modules";

import esbuildSvelte from "esbuild-svelte";
import sveltePreprocess from "svelte-preprocess";

import { config } from "dotenv";
import { join } from "path";
import { copyFileSync, writeFileSync } from "fs";

config();

const banner = `/*
THIS IS A GENERATED/BUNDLED FILE BY ESBUILD
if you want to view the source, please visit the github repository of this plugin
*/
`;

const prod = process.argv[2] === "production";
const dir = prod ? "./" : process.env.OUTDIR;
const outfile = join(dir, "main.js");

if (!prod) {
	copyFileSync("./manifest.json", join(dir, "manifest.json"));
	writeFileSync(
		join(dir, ".hotreload"),
		"This file is used to enable hot reloading using the Hot Reload plugin. See https://github.com/pjeby/hot-reload for more information."
	);
}

esbuild
	.build({
		banner: {
			js: banner,
		},
		entryPoints: ["main.ts"],
		bundle: true,
		plugins: [
			esbuildSvelte({
				compilerOptions: { css: true },
				preprocess: sveltePreprocess(),
			}),
		],
		external: [
			"obsidian",
			"electron",
			"@codemirror/autocomplete",
			"@codemirror/collab",
			"@codemirror/commands",
			"@codemirror/language",
			"@codemirror/lint",
			"@codemirror/search",
			"@codemirror/state",
			"@codemirror/view",
			"@lezer/common",
			"@lezer/highlight",
			"@lezer/lr",
			...builtins,
		],
		format: "cjs",
		watch: !prod,
		target: "es2018",
		logLevel: "info",
		sourcemap: prod ? false : "inline",
		treeShaking: true,
		outfile: outfile,
	})
	.catch(() => process.exit(1));