58 lines
1.5 KiB
JavaScript
58 lines
1.5 KiB
JavaScript
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const MIME_TYPES = {
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".html": "text/html",
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".js": "text/javascript",
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".mjs": "text/javascript",
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".css": "text/css",
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".wasm": "application/wasm",
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".svg": "image/svg+xml",
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};
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const server = Bun.serve({
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port: 3000,
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async fetch(request) {
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const url = new URL(request.url);
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let path = url.pathname;
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// Serve index page by default
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if (path === "/") {
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path = "/examples/basic.html";
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}
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// Handle attempts to access files in src
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if (path.startsWith("/src/")) {
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const wasmFile = path.includes("wasm_exec.js") || path.includes("d2.wasm");
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if (wasmFile) {
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path = path.replace("/src/", "/wasm/");
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}
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}
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try {
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const filePath = path.slice(1);
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const file = Bun.file(filePath);
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const exists = await file.exists();
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if (!exists) {
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return new Response(`File not found: ${path}`, { status: 404 });
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}
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// Get file extension and corresponding MIME type
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const ext = "." + filePath.split(".").pop();
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const mimeType = MIME_TYPES[ext] || "application/octet-stream";
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return new Response(file, {
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headers: {
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"Content-Type": mimeType,
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"Access-Control-Allow-Origin": "*",
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"Cross-Origin-Opener-Policy": "same-origin",
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"Cross-Origin-Embedder-Policy": "require-corp",
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},
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});
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} catch (err) {
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console.error(`Error serving ${path}:`, err);
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return new Response(`Server error: ${err.message}`, { status: 500 });
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}
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},
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});
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console.log(`Server running at http://localhost:3000`);
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