Add Axum integration

2 files changed, 19 insertions, 0 deletions

diff --git a/askama_shared/src/generator.rs b/askama_shared/src/generator.rs
index 78ada4b..e121be5 100644
--- a/askama_shared/src/generator.rs
+++ b/askama_shared/src/generator.rs
@@ -96,6 +96,9 @@ impl<'a, S: std::hash::BuildHasher> Generator<'a, S> {
         if self.integrations.actix {
             self.impl_actix_web_responder(&mut buf)?;
         }
+        if self.integrations.axum {
+            self.impl_axum_into_response(&mut buf)?;
+        }
         if self.integrations.gotham {
             self.impl_gotham_into_response(&mut buf)?;
         }
@@ -222,6 +225,21 @@ impl<'a, S: std::hash::BuildHasher> Generator<'a, S> {
         buf.writeln("}")
     }
 
+    // Implement Axum's `IntoResponse`.
+    fn impl_axum_into_response(&mut self, buf: &mut Buffer) -> Result<(), CompileError> {
+        self.write_header(buf, "::axum::response::IntoResponse", None)?;
+        buf.writeln(
+            "type Body = ::axum::body::Full<::axum::body::Bytes>;\n\
+            type BodyError = std::convert::Infallible;\n\
+            fn into_response(self)\
+             -> ::axum::http::Response<Self::Body> {",
+        )?;
+        let ext = self.input.extension().unwrap_or("txt");
+        buf.writeln(&format!("::askama_axum::into_response(&self, {:?})", ext))?;
+        buf.writeln("}")?;
+        buf.writeln("}")
+    }
+
     // Implement gotham's `IntoResponse`.
     fn impl_gotham_into_response(&mut self, buf: &mut Buffer) -> Result<(), CompileError> {
         self.write_header(buf, "::askama_gotham::IntoResponse", None)?;
diff --git a/askama_shared/src/lib.rs b/askama_shared/src/lib.rs
index f217cfb..8d64e7b 100644
--- a/askama_shared/src/lib.rs
+++ b/askama_shared/src/lib.rs
@@ -274,6 +274,7 @@ pub fn get_template_source(tpl_path: &Path) -> std::result::Result<String, Compi
 #[derive(Clone, Copy, Debug)]
 pub struct Integrations {
     pub actix: bool,
+    pub axum: bool,
     pub gotham: bool,
     pub iron: bool,
     pub mendes: bool,