Order first by exact match in results

Author: jespino

src/krate.rs

@@ -476,7 +476,7 @@ pub fn index(req: &mut Request) -> CargoResult<Response> {
                                plainto_tsquery($1) q,
                                ts_rank_cd(textsearchable_index_col, q) rank
           WHERE q @@ textsearchable_index_col
-          ORDER BY rank DESC, crates.name ASC
+          ORDER BY crates.name == $1 DESC, rank DESC, crates.name ASC
           LIMIT $2 OFFSET $3".to_string(),
          "SELECT COUNT(crates.*) FROM crates,
                                       plainto_tsquery($1) q

src/tests/krate.rs

@@ -88,6 +88,8 @@ fn index_queries() {
     let (krate, _) = ::mock_crate(&mut req, krate.clone());
     let krate2 = ::krate("BAR");
     let (krate2, _) = ::mock_crate(&mut req, krate2.clone());
+    let krate3 = ::krate("BAR-2");
+    ::mock_crate(&mut req, krate3.clone());
     Keyword::update_crate(tx(&req), &krate, &["kw1".into()]).unwrap();
     Keyword::update_crate(tx(&req), &krate2, &["KW1".into()]).unwrap();
 
@@ -103,6 +105,10 @@ fn index_queries() {
     assert_eq!(::json::<CrateList>(&mut response).meta.total, 1);
     let mut response = ok_resp!(middle.call(req.with_query("q=description")));
     assert_eq!(::json::<CrateList>(&mut response).meta.total, 1);
+    let mut response = ok_resp!(middle.call(req.with_query("q=bar")));
+    assert_eq!(::json::<CrateList>(&mut response).meta.total, 2);
+    assert_eq!(::json::<CrateList>(&mut response).crates[0].name, "BAR");
+    assert_eq!(::json::<CrateList>(&mut response).crates[1].name, "BAR-2");
 
     let query = format!("user_id={}", u.id);
     let mut response = ok_resp!(middle.call(req.with_query(&query)));