implement host_endian_bytes and the other two

tests/ui/endian_bytes.rs

@@ -2,162 +2,126 @@
 #![allow(clippy::diverging_sub_expression)]
 #![no_main]
 
+macro_rules! fn_body {
+    () => {
+        2u8.to_ne_bytes();
+        2i8.to_ne_bytes();
+        2u16.to_ne_bytes();
+        2i16.to_ne_bytes();
+        2u32.to_ne_bytes();
+        2i32.to_ne_bytes();
+        2u64.to_ne_bytes();
+        2i64.to_ne_bytes();
+        2u128.to_ne_bytes();
+        2i128.to_ne_bytes();
+        2.0f32.to_ne_bytes();
+        2.0f64.to_ne_bytes();
+        2usize.to_ne_bytes();
+        2isize.to_ne_bytes();
+        u8::from_ne_bytes(todo!());
+        i8::from_ne_bytes(todo!());
+        u16::from_ne_bytes(todo!());
+        i16::from_ne_bytes(todo!());
+        u32::from_ne_bytes(todo!());
+        i32::from_ne_bytes(todo!());
+        u64::from_ne_bytes(todo!());
+        i64::from_ne_bytes(todo!());
+        u128::from_ne_bytes(todo!());
+        i128::from_ne_bytes(todo!());
+        usize::from_ne_bytes(todo!());
+        isize::from_ne_bytes(todo!());
+        f32::from_ne_bytes(todo!());
+        f64::from_ne_bytes(todo!());
+
+        2u8.to_le_bytes();
+        2i8.to_le_bytes();
+        2u16.to_le_bytes();
+        2i16.to_le_bytes();
+        2u32.to_le_bytes();
+        2i32.to_le_bytes();
+        2u64.to_le_bytes();
+        2i64.to_le_bytes();
+        2u128.to_le_bytes();
+        2i128.to_le_bytes();
+        2.0f32.to_le_bytes();
+        2.0f64.to_le_bytes();
+        2usize.to_le_bytes();
+        2isize.to_le_bytes();
+        u8::from_le_bytes(todo!());
+        i8::from_le_bytes(todo!());
+        u16::from_le_bytes(todo!());
+        i16::from_le_bytes(todo!());
+        u32::from_le_bytes(todo!());
+        i32::from_le_bytes(todo!());
+        u64::from_le_bytes(todo!());
+        i64::from_le_bytes(todo!());
+        u128::from_le_bytes(todo!());
+        i128::from_le_bytes(todo!());
+        usize::from_le_bytes(todo!());
+        isize::from_le_bytes(todo!());
+        f32::from_le_bytes(todo!());
+        f64::from_le_bytes(todo!());
+    };
+}
+
+// bless breaks if I use fn_body too much (oops)
+macro_rules! fn_body_small {
+    () => {
+        2u8.to_ne_bytes();
+        u8::from_ne_bytes(todo!());
+
+        2u8.to_le_bytes();
+        u8::from_le_bytes(todo!());
+
+        2u8.to_be_bytes();
+        u8::from_be_bytes(todo!());
+    };
+}
+
+#[rustfmt::skip]
 #[warn(clippy::host_endian_bytes)]
-fn host() {
-    2u8.to_ne_bytes();
-    2i8.to_ne_bytes();
-    2u16.to_ne_bytes();
-    2i16.to_ne_bytes();
-    2u32.to_ne_bytes();
-    2i32.to_ne_bytes();
-    2u64.to_ne_bytes();
-    2i64.to_ne_bytes();
-    2u128.to_ne_bytes();
-    2i128.to_ne_bytes();
-    2usize.to_ne_bytes();
-    2isize.to_ne_bytes();
-    2.0f32.to_ne_bytes();
-    2.0f64.to_ne_bytes();
-    u8::from_ne_bytes(todo!());
-    i8::from_ne_bytes(todo!());
-    u16::from_ne_bytes(todo!());
-    i16::from_ne_bytes(todo!());
-    u32::from_ne_bytes(todo!());
-    i32::from_ne_bytes(todo!());
-    u64::from_ne_bytes(todo!());
-    i64::from_ne_bytes(todo!());
-    u128::from_ne_bytes(todo!());
-    i128::from_ne_bytes(todo!());
-    f32::from_ne_bytes(todo!());
-    f64::from_ne_bytes(todo!());
-}
+fn host() { fn_body!(); }
 
+#[rustfmt::skip]
 #[warn(clippy::little_endian_bytes)]
-fn little() {
-    2u8.to_le_bytes();
-    2i8.to_le_bytes();
-    2u16.to_le_bytes();
-    2i16.to_le_bytes();
-    2u32.to_le_bytes();
-    2i32.to_le_bytes();
-    2u64.to_le_bytes();
-    2i64.to_le_bytes();
-    2u128.to_le_bytes();
-    2i128.to_le_bytes();
-    2usize.to_le_bytes();
-    2isize.to_le_bytes();
-    2.0f32.to_le_bytes();
-    2.0f64.to_le_bytes();
-    u8::from_le_bytes(todo!());
-    i8::from_le_bytes(todo!());
-    u16::from_le_bytes(todo!());
-    i16::from_le_bytes(todo!());
-    u32::from_le_bytes(todo!());
-    i32::from_le_bytes(todo!());
-    u64::from_le_bytes(todo!());
-    i64::from_le_bytes(todo!());
-    u128::from_le_bytes(todo!());
-    i128::from_le_bytes(todo!());
-    usize::from_le_bytes(todo!());
-    isize::from_le_bytes(todo!());
-    f32::from_le_bytes(todo!());
-    f64::from_le_bytes(todo!());
-}
+fn little() { fn_body!(); }
 
+#[rustfmt::skip]
 #[warn(clippy::big_endian_bytes)]
-fn big() {
-    2u8.to_be_bytes();
-    2i8.to_be_bytes();
-    2u16.to_be_bytes();
-    2i16.to_be_bytes();
-    2u32.to_be_bytes();
-    2i32.to_be_bytes();
-    2u64.to_be_bytes();
-    2i64.to_be_bytes();
-    2u128.to_be_bytes();
-    2i128.to_be_bytes();
-    2.0f32.to_be_bytes();
-    2.0f64.to_be_bytes();
-    2usize.to_be_bytes();
-    2isize.to_be_bytes();
-    u8::from_be_bytes(todo!());
-    i8::from_be_bytes(todo!());
-    u16::from_be_bytes(todo!());
-    i16::from_be_bytes(todo!());
-    u32::from_be_bytes(todo!());
-    i32::from_be_bytes(todo!());
-    u64::from_be_bytes(todo!());
-    i64::from_be_bytes(todo!());
-    u128::from_be_bytes(todo!());
-    i128::from_be_bytes(todo!());
-    usize::from_be_bytes(todo!());
-    isize::from_be_bytes(todo!());
-    f32::from_be_bytes(todo!());
-    f64::from_be_bytes(todo!());
-}
+fn big() { fn_body!(); }
 
+#[rustfmt::skip]
+#[warn(clippy::host_endian_bytes)]
+#[warn(clippy::big_endian_bytes)]
+fn host_encourage_little() { fn_body_small!(); }
+
+#[rustfmt::skip]
+#[warn(clippy::host_endian_bytes)]
+#[warn(clippy::little_endian_bytes)]
+fn host_encourage_big() { fn_body_small!(); }
+
+#[rustfmt::skip]
+#[warn(clippy::host_endian_bytes)]
 #[warn(clippy::little_endian_bytes)]
 #[warn(clippy::big_endian_bytes)]
-fn little_no_help() {
-    2u8.to_le_bytes();
-    2i8.to_le_bytes();
-    2u16.to_le_bytes();
-    2i16.to_le_bytes();
-    2u32.to_le_bytes();
-    2i32.to_le_bytes();
-    2u64.to_le_bytes();
-    2i64.to_le_bytes();
-    2u128.to_le_bytes();
-    2i128.to_le_bytes();
-    2usize.to_le_bytes();
-    2isize.to_le_bytes();
-    2.0f32.to_le_bytes();
-    2.0f64.to_le_bytes();
-    u8::from_le_bytes(todo!());
-    i8::from_le_bytes(todo!());
-    u16::from_le_bytes(todo!());
-    i16::from_le_bytes(todo!());
-    u32::from_le_bytes(todo!());
-    i32::from_le_bytes(todo!());
-    u64::from_le_bytes(todo!());
-    i64::from_le_bytes(todo!());
-    u128::from_le_bytes(todo!());
-    i128::from_le_bytes(todo!());
-    usize::from_le_bytes(todo!());
-    isize::from_le_bytes(todo!());
-    f32::from_le_bytes(todo!());
-    f64::from_le_bytes(todo!());
-}
+fn no_help() { fn_body_small!(); }
 
+#[rustfmt::skip]
+#[warn(clippy::little_endian_bytes)]
+#[warn(clippy::big_endian_bytes)]
+fn little_encourage_host() { fn_body_small!(); }
+
+#[rustfmt::skip]
+#[warn(clippy::host_endian_bytes)]
+#[warn(clippy::little_endian_bytes)]
+fn little_encourage_big() { fn_body_small!(); }
+
+#[rustfmt::skip]
 #[warn(clippy::big_endian_bytes)]
 #[warn(clippy::little_endian_bytes)]
-fn big_no_help() {
-    2u8.to_be_bytes();
-    2i8.to_be_bytes();
-    2u16.to_be_bytes();
-    2i16.to_be_bytes();
-    2u32.to_be_bytes();
-    2i32.to_be_bytes();
-    2u64.to_be_bytes();
-    2i64.to_be_bytes();
-    2u128.to_be_bytes();
-    2i128.to_be_bytes();
-    2usize.to_be_bytes();
-    2isize.to_be_bytes();
-    2.0f32.to_be_bytes();
-    2.0f64.to_be_bytes();
-    u8::from_be_bytes(todo!());
-    i8::from_be_bytes(todo!());
-    u16::from_be_bytes(todo!());
-    i16::from_be_bytes(todo!());
-    u32::from_be_bytes(todo!());
-    i32::from_be_bytes(todo!());
-    u64::from_be_bytes(todo!());
-    i64::from_be_bytes(todo!());
-    u128::from_be_bytes(todo!());
-    i128::from_be_bytes(todo!());
-    usize::from_be_bytes(todo!());
-    isize::from_be_bytes(todo!());
-    f32::from_be_bytes(todo!());
-    f64::from_be_bytes(todo!());
-}
+fn big_encourage_host() { fn_body_small!(); }
+
+#[rustfmt::skip]
+#[warn(clippy::host_endian_bytes)]
+#[warn(clippy::big_endian_bytes)]
+fn big_encourage_little() { fn_body_small!(); }