From a226e71cdec3d7f3fff270e0abc5b0249d8759f6 Mon Sep 17 00:00:00 2001
From: Nilstrieb <48135649+Nilstrieb@users.noreply.github.com>
Date: Sun, 20 Nov 2022 22:06:34 +0100
Subject: [PATCH] lol no futures

---
 src/main.rs | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index f39b5f0..31d1348 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -43,15 +43,14 @@ mod fut {
         }
     }
 
-    pub struct Empty;
-
-    impl Stream for Empty {
-        type Item = String;
+    pub fn map<T, F>(f: F) -> Map<F>
+    where
+        F: FnMut(String) -> T,
+    {
+        loop {}
     }
 
-    pub struct Map<F> {
-        f: F,
-    }
+    pub struct Map<F>(F);
 
     pub trait FnOnce1<A> {
         type Output;
@@ -97,7 +96,7 @@ mod fut {
 }
 
 fn main() {
-    let bodies = fut::Empty.map(|url| FutResult(Result::Ok(url)));
+    let bodies = fut::map(|url| FutResult(Result::Ok(url)));
 
     bodies.for_each(|b| async {
         match b {