feat: derive Facet if facet feature is active

Author: Erik1000

Cargo.lock

@@ -1,44 +1,53 @@
 [package]
-name        = "ordered-float"
-version     = "5.1.0"
-authors     = [
+name = "ordered-float"
+version = "5.1.0"
+authors = [
   "Jonathan Reem <jonathan.reem@gmail.com>",
   "Matt Brubeck <mbrubeck@limpet.net>",
 ]
-license     = "MIT"
+license = "MIT"
 description = "Wrappers for total ordering on floats"
-repository  = "https://github.com/reem/rust-ordered-float"
-readme      = "README.md"
-keywords    = ["no_std", "ord", "f64", "f32", "sort"]
-categories  = ["science", "rust-patterns", "no-std"]
-edition     = "2021"
+repository = "https://github.com/reem/rust-ordered-float"
+readme = "README.md"
+keywords = ["no_std", "ord", "f64", "f32", "sort"]
+categories = ["science", "rust-patterns", "no-std"]
+edition = "2021"
 rust-version = "1.63"
 
 [dependencies]
-arbitrary  = { version = "1.0.0", optional = true }
-borsh      = { version = "1.2.0", optional = true, default-features = false }
-bytemuck   = { version = "1.12.2", optional = true, default-features = false }
+arbitrary = { version = "1.0.0", optional = true }
+borsh = { version = "1.2.0", optional = true, default-features = false }
+bytemuck = { version = "1.12.2", optional = true, default-features = false }
 derive-visitor = { version = "0.4.0", optional = true }
-num-cmp    = { version = "0.1.0", optional = true }
+num-cmp = { version = "0.1.0", optional = true }
 num-traits = { version = "0.2.9", default-features = false }
-proptest   = { version = "1.0.0", optional = true }
-rand       = { version = "0.8.3", optional = true, default-features = false }
-rkyv       = { version = "0.7.41", optional = true, default-features = false, features = ["rend"] }
-schemars   = { version = "0.8.8", optional = true }
-serde      = { version = "1.0", optional = true, default-features = false }
-speedy     = { version = "0.8.3", optional = true, default-features = false }
+proptest = { version = "1.0.0", optional = true }
+rand = { version = "0.8.3", optional = true, default-features = false }
+rkyv = { version = "0.7.41", optional = true, default-features = false, features = [
+  "rend",
+] }
+schemars = { version = "0.8.8", optional = true }
+serde = { version = "1.0", optional = true, default-features = false }
+speedy = { version = "0.8.3", optional = true, default-features = false }
+facet = { version = "0.42", optional = true, default-features = false, features = [
+  "alloc",
+] }
 
 [dev-dependencies]
 serde_test = "1.0"
 
 [features]
-default  = ["std"]
-std      = ["num-traits/std"]
-libm     = ["num-traits/libm"]
-serde    = ["dep:serde", "rand?/serde1"]
+default = ["std"]
+std = ["num-traits/std"]
+libm = ["num-traits/libm"]
+serde = ["dep:serde", "rand?/serde1"]
+facet = ["dep:facet"]
 randtest = ["rand/std", "rand/std_rng"]
-rkyv     = ["rkyv_32"]
-rkyv_16  = ["dep:rkyv", "rkyv?/size_16"]
-rkyv_32  = ["dep:rkyv", "rkyv?/size_32"]
-rkyv_64  = ["dep:rkyv", "rkyv?/size_64"]
-rkyv_ck  = ["rkyv?/validation"]
+rkyv = ["rkyv_32"]
+rkyv_16 = ["dep:rkyv", "rkyv?/size_16"]
+rkyv_32 = ["dep:rkyv", "rkyv?/size_32"]
+rkyv_64 = ["dep:rkyv", "rkyv?/size_64"]
+rkyv_ck = ["rkyv?/validation"]
+
+[patch.crates-io]
+facet = { git = "https://github.com/facet-rs/facet" }

Cargo.toml

@@ -23,6 +23,8 @@ use core::ops::{
 };
 use core::str::FromStr;
 
+#[cfg(feature = "facet")]
+use facet::Facet;
 pub use num_traits::float::FloatCore;
 #[cfg(any(feature = "std", feature = "libm"))]
 use num_traits::real::Real;
@@ -88,7 +90,8 @@ pub use impl_rand::{UniformNotNan, UniformOrdered};
     doc = "[`bytemuck`]: https://docs.rs/bytemuck/1/"
 )]
 #[derive(Default, Clone, Copy)]
-#[repr(transparent)]
+#[cfg_attr(feature = "facet", derive(Facet))]
+#[cfg_attr(feature = "facet", facet(transparent))]
 pub struct OrderedFloat<T>(pub T);
 
 #[cfg(feature = "derive-visitor")]
@@ -1246,6 +1249,8 @@ impl<T: FloatCore + Num> Num for OrderedFloat<T> {
     doc = "[`bytemuck`]: https://docs.rs/bytemuck/1/"
 )]
 #[derive(PartialOrd, PartialEq, Default, Clone, Copy)]
+#[cfg_attr(feature = "facet", derive(Facet))]
+#[cfg_attr(feature = "facet", facet(transparent))]
 #[repr(transparent)]
 pub struct NotNan<T>(T);