fix(results): unescaped lvl0 (#1001)

* fix(results): unescaped lvl0

* upgrade bundlesize

Author: shortcuts

bundlesize.config.json

@@ -6,11 +6,11 @@
     },
     {
       "path": "packages/docsearch-react/dist/umd/index.js",
-      "maxSize": "18.2 kB"
+      "maxSize": "18.3 kB"
     },
     {
       "path": "packages/docsearch-js/dist/umd/index.js",
-      "maxSize": "25.8 kB"
+      "maxSize": "25.9 kB"
     }
   ]
 }

packages/docsearch-react/src/DocSearchModal.tsx

@@ -20,7 +20,7 @@ import {
 import { useSearchClient } from './useSearchClient';
 import { useTouchEvents } from './useTouchEvents';
 import { useTrapFocus } from './useTrapFocus';
-import { groupBy, identity, noop } from './utils';
+import { groupBy, identity, noop, removeHighlightTags } from './utils';
 
 export interface DocSearchModalProps extends DocSearchProps {
   initialScrollY: number;
@@ -224,7 +224,9 @@ export function DocSearchModal({
             .then((results) => {
               const hits = results[0].hits;
               const nbHits: number = results[0].nbHits;
-              const sources = groupBy(hits, (hit) => hit.hierarchy.lvl0);
+              const sources = groupBy(hits, (hit) =>
+                removeHighlightTags(hit.hierarchy.lvl0)
+              );
 
               // We store the `lvl0`s to display them as search suggestions
               // in the “no results“ screen.

packages/docsearch-react/src/ResultsScreen.tsx

@@ -4,6 +4,7 @@ import { SelectIcon, SourceIcon } from './icons';
 import { Results } from './Results';
 import { ScreenStateProps } from './ScreenState';
 import { InternalDocSearchHit } from './types';
+import { removeHighlightTags } from './utils';
 
 type ResultsScreenProps = ScreenStateProps<InternalDocSearchHit>;
 
@@ -15,7 +16,9 @@ export function ResultsScreen(props: ResultsScreenProps) {
           return null;
         }
 
-        const title = collection.items[0].hierarchy.lvl0;
+        const title = removeHighlightTags(
+          collection.items[0]._highlightResult.hierarchy.lvl0.value
+        );
 
         return (
           <Results

packages/docsearch-react/src/utils/index.ts

@@ -1,3 +1,4 @@
 export * from './groupBy';
 export * from './identity';
 export * from './noop';
+export * from './removeHighlightTags';

packages/docsearch-react/src/utils/removeHighlightTags.ts

@@ -0,0 +1,8 @@
+const regexHighlightTags = /(<mark>|<\/mark>)/g;
+const regexHasHighlightTags = RegExp(regexHighlightTags.source);
+
+export function removeHighlightTags(value: string): string {
+  return value && regexHasHighlightTags.test(value)
+    ? value.replace(regexHighlightTags, '')
+    : value;
+}