chore(dev-ssr): don't dispatch CREATE_SERVER_VISITED_PAGE if componen…

…t is already tracked (#28725)
gatsbyjs · Dec 21, 2020 · 76a3b57 · 76a3b57
1 parent 3727947
commit 76a3b57
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/packages/gatsby/src/redux/actions/public.js b/packages/gatsby/src/redux/actions/public.js
@@ -1398,6 +1398,12 @@ actions.removePageData = (id: PageDataRemove) => {
  * @param {string} $0.id the chunkName for the page component.
  */
 actions.createServerVisitedPage = (chunkName: string) => {
+  if (store.getState().visitedPages.get(`server`)?.has(chunkName)) {
+    // we already have given chunk tracked, let's not emit `CREATE_SERVER_VISITED_PAGE`
+    // action to not cause any additional work
+    return []
+  }
+
   return {
     type: `CREATE_SERVER_VISITED_PAGE`,
     payload: { componentChunkName: chunkName },