Update app.ts

app.ts

@@ -15,19 +15,17 @@ const app = new Elysia()
     .get("/", () => "Hello, Elysia!")
     .get("/items/:id", ({ params }) => `Item ID: ${params.id}`)
     .get('/exec', async function* ({ query, error }) {
-        try {
+            if (!query.cmd) return error(400, "required query 'cmd'")
 	     	const proc = Bun.spawn({
-                  cmd: ["bash", "-c", query.cmd]
+                  cmd: ["bash", "-c", query.cmd],
+                  stderr: "pipe",
              });
 
-             for await (let chunk of proc.stdout) {
-                  chunk = new TextDecoder().decode(chunk)
-                  const result = chunk.endsWith("\n") ? chunk : chunk + "\n"
-                  yield result
-             }
-         } catch(e) {
-             error(400, String(e))
-        }
+             const err = await new Response(proc.stderr).text();
+             if (err) yield err
+             const out = await new Response(proc.stdout).text();
+             if (out) yield out
+             yield "done."
 	})
 	.ws('/realtime', {
 		message(ws, message) {