autocommit 2022-01-28 03:35:35 CET

src/utils/bitflags.rs

@@ -0,0 +1,22 @@
+pub trait BitflagsExt {
+    fn contains(self, other: Self) -> bool;
+}
+
+macro_rules! num {
+    ($ty:ident) => {
+        impl BitflagsExt for $ty {
+            fn contains(self, other: Self) -> bool {
+                self & other != 0
+            }
+        }
+    };
+}
+
+num!(u8);
+num!(u16);
+num!(u32);
+num!(u64);
+num!(i8);
+num!(i16);
+num!(i32);
+num!(i64);

src/utils/debug_fn.rs

@@ -0,0 +1,21 @@
+use std::fmt::{Debug, Formatter};
+
+pub fn debug_fn<F>(f: F) -> impl Debug
+where
+    F: Fn(&mut Formatter<'_>) -> std::fmt::Result,
+{
+    DebugFn { f }
+}
+
+struct DebugFn<F> {
+    f: F,
+}
+
+impl<F> Debug for DebugFn<F>
+where
+    F: Fn(&mut Formatter<'_>) -> std::fmt::Result,
+{
+    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
+        (self.f)(f)
+    }
+}

src/utils/mod.rs

@@ -1,7 +1,9 @@
 pub mod asyncevent;
+pub mod bitflags;
 pub mod buffd;
 pub mod clonecell;
 pub mod copyhashmap;
+pub mod debug_fn;
 pub mod errorfmt;
 pub mod linkedlist;
 pub mod numcell;