From: Joshua Simmons <josh@nega.tv>
Date: Thu, 8 Sep 2022 16:55:24 +0000 (+0200)
Subject: Switch thread token to `std::array::from_fn`
X-Git-Url: https://git.nega.tv//gitweb.cgi?a=commitdiff_plain;h=6a41e58e7589a8f8fec4da016a9aa9946d78e7ff;p=josh%2Fnarcissus

Switch thread token to `std::array::from_fn`
---

diff --git a/narcissus-core/src/lib.rs b/narcissus-core/src/lib.rs
index 180c757..3c50605 100644
--- a/narcissus-core/src/lib.rs
+++ b/narcissus-core/src/lib.rs
@@ -73,12 +73,8 @@ macro_rules! thread_token_def {
                 where
                     F: FnMut() -> T,
                 {
-                    let mut slots = uninit_array();
-                    for elem in &mut slots[..] {
-                        elem.write(UnsafeCell::new(f()));
-                    }
                     Self {
-                        slots: unsafe { array_assume_init(slots) },
+                        slots: std::array::from_fn(|_| UnsafeCell::new(f())),
                     }
                 }