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// Start a fast HTTP server from a function
Bun.serve({
async fetch(req) {
if (!(req.url.startsWith("/https://") || req.url.startsWith("/http://"))) {
return new Response(
"Enter a path that starts with https:// or http://\n",
{
status: 400,
}
);
}
const url = new URL(req.url.substring(1));
const response = await fetch(url.toString(), req.clone());
if (!response.headers.get("Content-Type").includes("html")) {
return response;
}
return new HTMLRewriter()
.on("a[href]", {
element(element: Element) {
element.setAttribute(
"href",
"https://www.youtube.com/watch?v=dQw4w9WgXcQ"
);
},
})
.transform(response);
},
// this is called when fetch() throws or rejects
// error(err: Error) {
// },
// this boolean enables the bun's default error handler
// sometime after the initial release, it will auto reload as well
development: process.env.NODE_ENV !== "production",
// note: this isn't node, but for compatibility bun supports process.env + more stuff in process
// SSL is enabled if these two are set
// certFile: './cert.pem',
// keyFile: './key.pem',
port: 8080, // number or string
hostname: "localhost", // defaults to 0.0.0.0
});
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