Upgrade to Diesel 1.1 and r2d2 0.8.2.

Also drop the now obsolete diesel_codegen crate.

1 files changed, 3 insertions, 4 deletions

diff --git a/src/utils/mod.rs b/src/utils/mod.rs
index 495440a..57975bc 100644
--- a/src/utils/mod.rs
+++ b/src/utils/mod.rs
@@ -1,16 +1,15 @@
-use diesel::pg::PgConnection;
-use std::fmt::Display;
+use diesel::PgConnection;
 use r2d2;
 use r2d2_diesel::ConnectionManager;
+use std::fmt::Display;
 
 // An alias to the type for a pool of Diesel PostgreSql connections.
 type Pool = r2d2::Pool<ConnectionManager<PgConnection>>;
 
 /// Initializes a database pool.
 pub fn init_db_pool<'a>(dburl: &'a str) -> Pool {
-    let config = r2d2::Config::default();
     let manager = ConnectionManager::<PgConnection>::new(dburl);
-    r2d2::Pool::new(config, manager).expect("db pool")
+    r2d2::Pool::builder().build(manager).expect("db pool")
 }
 
 use std::ops::Deref;