vite.config.js

import { defineConfig } from 'vite';
import { sveltekit } from '@sveltejs/kit/vite';
import tailwindcss from '@tailwindcss/vite';

// @ts-expect-error process is a nodejs global
const host = process.env.TAURI_DEV_HOST;

// https://vitejs.dev/config/
export default defineConfig(async () => ({
    plugins: [tailwindcss(), sveltekit()],
    optimizeDeps: {
        exclude: ['@battlefieldduck/xterm-svelte']
    },
    // Vite options tailored for Tauri development and only applied in `tauri dev` or `tauri build`
    //
    // 1. prevent vite from obscuring rust errors
    clearScreen: false,
    // 2. tauri expects a fixed port, fail if that port is not available
    server: {
        port: 1420,
        strictPort: true,
        host: host || false,
        hmr: host
            ? {
                  protocol: 'ws',
                  host,
                  port: 1421
              }
            : undefined,
        watch: {
            // 3. tell vite to ignore watching `src-tauri`
            ignored: ['**/src-tauri/**']
        }
    }
}));