Add axum support

src/axum.rs

@@ -0,0 +1,15 @@
+use axum::{
+    http::StatusCode,
+    response::{Html, IntoResponse},
+};
+
+use crate::{Document, Render};
+
+impl IntoResponse for Document {
+    fn into_response(self) -> axum::response::Response {
+        match self.render_to_string() {
+            Ok(html) => Html(html).into_response(),
+            Err(err) => (StatusCode::INTERNAL_SERVER_ERROR, err.to_string()).into_response(),
+        }
+    }
+}

src/element.rs

@@ -105,3 +105,9 @@ impl Element {
 /// A `Document(el)` is basically the same as `[Content::doctype(), el.into()]`
 /// for the purposes of the [`crate::Render`] trait.
 pub struct Document(pub Element);
+
+impl From<Element> for Document {
+    fn from(value: Element) -> Self {
+        Self(value)
+    }
+}

src/lib.rs

@@ -3,6 +3,8 @@
 //!
 //! [hiccup]: https://github.com/weavejester/hiccup
 
+#[cfg(feature = "axum")]
+mod axum;
 mod check;
 mod element;
 pub mod html;