Add support for warp

2 files changed, 18 insertions, 0 deletions

diff --git a/askama_derive/Cargo.toml b/askama_derive/Cargo.toml
index 93755f5..799f989 100644
--- a/askama_derive/Cargo.toml
+++ b/askama_derive/Cargo.toml
@@ -17,6 +17,7 @@ iron = []
 rocket = []
 actix-web = []
 gotham = []
+warp = []
 
 [dependencies]
 askama_shared = { version = "0.9", path = "../askama_shared" }
diff --git a/askama_derive/src/generator.rs b/askama_derive/src/generator.rs
index 9532057..ab1a012 100644
--- a/askama_derive/src/generator.rs
+++ b/askama_derive/src/generator.rs
@@ -97,6 +97,9 @@ impl<'a> Generator<'a> {
         if cfg!(feature = "gotham") {
             self.impl_gotham_into_response(&mut buf);
         }
+        if cfg!(feature = "warp") {
+            self.impl_warp_reply(&mut buf);
+        }
         buf.buf
     }
 
@@ -272,6 +275,20 @@ impl<'a> Generator<'a> {
         buf.writeln("}");
     }
 
+    fn impl_warp_reply(&mut self, buf: &mut Buffer) {
+        self.write_header(buf, "::askama_warp::warp::reply::Reply", None);
+        buf.writeln("fn into_response(self) -> ::askama_warp::warp::reply::Response {");
+        let ext = self
+            .input
+            .path
+            .extension()
+            .and_then(|s| s.to_str())
+            .unwrap_or("txt");
+        buf.writeln(&format!("::askama_warp::reply(&self, {:?})", ext));
+        buf.writeln("}");
+        buf.writeln("}");
+    }
+
     // Writes header for the `impl` for `TraitFromPathName` or `Template`
     // for the given context struct.
     fn write_header(