Merge branch 'stable-3.9' into stable-3.10upstream/stable-3.10

* stable-3.9:
  Match hashtags suggestions with regex as well
  Only show matching hashtags as suggests

Release-Notes: skip
Change-Id: Ic046c226d65e20ec00a175d4da34fd2c507ef467

1 files changed, 4 insertions, 0 deletions

diff --git a/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.ts b/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.ts
index f5e403db37..650fe41569 100644
--- a/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.ts
+++ b/polygerrit-ui/app/elements/change/gr-change-metadata/gr-change-metadata.ts
@@ -1265,6 +1265,7 @@ export class GrChangeMetadata extends LitElement {
   private getHashtagSuggestions(
     input: string
   ): Promise<AutocompleteSuggestion[]> {
+    const inputReg = input.startsWith('^') ? new RegExp(input) : null;
     return this.restApiService
       .getChangesWithSimilarHashtag(input, throwingErrorCallback)
       .then(response =>
@@ -1272,6 +1273,9 @@ export class GrChangeMetadata extends LitElement {
           .flatMap(change => change.hashtags ?? [])
           .filter(isDefined)
           .filter(unique)
+          .filter(hashtag =>
+            inputReg ? inputReg.test(hashtag) : hashtag.includes(input)
+          )
           .map(hashtag => {
             return {name: hashtag, value: hashtag};
           })