From d62706399279bcca6aec03aee7ebb2d4355885b8 Mon Sep 17 00:00:00 2001
From: Matt McCormick <matt.mccormick@kitware.com>
Date: Wed, 25 Oct 2023 22:58:46 -0400
Subject: [PATCH] fix(createWebWorkerPromise): clean up object urls

---
 src/core/createWebWorkerPromise.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/core/createWebWorkerPromise.ts b/src/core/createWebWorkerPromise.ts
index a4947ea5e..3a37a65e6 100644
--- a/src/core/createWebWorkerPromise.ts
+++ b/src/core/createWebWorkerPromise.ts
@@ -41,7 +41,9 @@ async function createWebWorkerPromise (existingWorker: Worker | null, pipelineWo
     const webWorkerString = webWorkersUrl as string
     if (webWorkerString.startsWith('http')) {
       const response = await axios.get(`${webWorkerString}/bundles/pipeline.${min}worker.js`, { responseType: 'blob' })
-      worker = new Worker(URL.createObjectURL(response.data as Blob))
+      const workerObjectUrl = URL.createObjectURL(response.data as Blob)
+      worker = new Worker(workerObjectUrl)
+      URL.revokeObjectURL(workerObjectUrl)
     } else {
       worker = new Worker(`${webWorkerString}/bundles/pipeline.${min}worker.js`)
     }
@@ -53,7 +55,9 @@ async function createWebWorkerPromise (existingWorker: Worker | null, pipelineWo
   } else {
     if (workerUrl.startsWith('http')) {
       const response = await axios.get(workerUrl, { responseType: 'blob' })
-      worker = new Worker(URL.createObjectURL(response.data as Blob))
+      const workerObjectUrl = URL.createObjectURL(response.data as Blob)
+      worker = new Worker(workerObjectUrl)
+      URL.revokeObjectURL(workerObjectUrl)
     } else {
       worker = new Worker(workerUrl)
     }