rustdoc-search: give longer notification for type corrections

src/librustdoc/html/static/js/search.js

@@ -1996,8 +1996,13 @@ function initSearch(rawSearchIndex) {
         }
 
         if (results.query.correction !== null) {
-            output += "<h3 class=\"search-corrections\">Showing results for " +
-                `"${results.query.correction}".</h3>`;
+            const orig = results.query.returned.length > 0
+                ? results.query.returned[0].name
+                : results.query.elems[0].name;
+            output += "<h3 class=\"search-corrections\">" +
+                `Type "${orig}" not found. ` +
+                "Showing results for " +
+                `"${results.query.correction}" instead.</h3>`;
         }
 
         const resultsElem = document.createElement("div");

tests/rustdoc-gui/search-corrections.goml

@@ -22,7 +22,7 @@ assert-css: (".search-corrections", {
 })
 assert-text: (
     ".search-corrections",
-    "Showing results for \"notablestructwithlongname\"."
+    "Type \"notablestructwithlongnamr\" not found. Showing results for \"notablestructwithlongname\" instead."
 )
 
 // Corrections do get shown on the "In Return Type" tab.
@@ -33,7 +33,7 @@ assert-css: (".search-corrections", {
 })
 assert-text: (
     ".search-corrections",
-    "Showing results for \"notablestructwithlongname\"."
+    "Type \"notablestructwithlongnamr\" not found. Showing results for \"notablestructwithlongname\" instead."
 )
 
 // Now, explicit return values
@@ -50,5 +50,5 @@ assert-css: (".search-corrections", {
 })
 assert-text: (
     ".search-corrections",
-    "Showing results for \"notablestructwithlongname\"."
+    "Type \"notablestructwithlongnamr\" not found. Showing results for \"notablestructwithlongname\" instead."
 )