From b01cc81fea92813479e0485dc2de2b57622abe07 Mon Sep 17 00:00:00 2001
From: Jonah Lund <jonahlund@proton.me>
Date: Mon, 9 Dec 2024 15:34:00 +0100
Subject: [PATCH] feat: `either` support

---
 Cargo.toml      |  1 +
 core/Cargo.toml |  2 ++
 core/src/lib.rs | 11 +++++++++++
 3 files changed, 14 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index 0bdf552..df20ca9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,6 +16,7 @@ rust-version = "1.70"
 [features]
 default = ["std"]
 std = ["vy-core/std"]
+either = ["vy-core/either"]
 
 [dependencies]
 vy-macros = { version = "0.1.1", path = "macros" }
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 8747579..33bfc78 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -9,9 +9,11 @@ license = "MIT"
 rust-version = "1.70"
 
 [dependencies]
+either = { version = "1.13.0", optional = true }
 itoap = "1.0.1"
 ryu = "1.0.18"
 
 [features]
 default = ["std"]
 std = []
+either = ["dep:either"]
diff --git a/core/src/lib.rs b/core/src/lib.rs
index 1a7e2c3..1b1b9f2 100644
--- a/core/src/lib.rs
+++ b/core/src/lib.rs
@@ -124,6 +124,17 @@ impl<T: ToHtml, const N: usize> ToHtml for [T; N] {
     }
 }
 
+#[cfg(feature = "either")]
+impl<A: ToHtml, B: ToHtml> ToHtml for either::Either<A, B> {
+    #[inline]
+    fn to_html(&self, buf: &mut String) {
+        match self {
+            either::Either::Left(left) => left.to_html(buf),
+            either::Either::Right(right) => right.to_html(buf),
+        }
+    }
+}
+
 macro_rules! impl_tuple {
 	((
 		$($i:ident,)+