From 44e47415049b2d7ef77a025bc465a33a8469b5c6 Mon Sep 17 00:00:00 2001
From: Dirkjan Ochtman <dirkjan@ochtman.nl>
Date: Thu, 10 Aug 2017 12:53:10 +0200
Subject: Replace unwrap() with expect() call for parent type finding

---
 askama_derive/src/generator.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'askama_derive/src/generator.rs')

diff --git a/askama_derive/src/generator.rs b/askama_derive/src/generator.rs
index 7cdc7b4..409b698 100644
--- a/askama_derive/src/generator.rs
+++ b/askama_derive/src/generator.rs
@@ -38,7 +38,9 @@ pub fn generate(ast: &syn::DeriveInput, path: &str, mut nodes: Vec<Node>) -> Str
         if base.is_none() {
             gen.define_trait(&trait_name, &block_names);
         } else {
-            gen.deref_to_parent(ast, &get_parent_type(ast).unwrap());
+            let parent_type = get_parent_type(ast)
+                .expect("expected field '_parent' in extending template struct");
+            gen.deref_to_parent(ast, &parent_type);
         }
 
         let trait_nodes = if base.is_none() { Some(&content[..]) } else { None };
-- 
cgit