feat(fetch): implement abort (#10863)

This commit introduces fetch aborting via an AbortSignal.

1 files changed, 13 insertions, 0 deletions

diff --git a/extensions/fetch/23_response.js b/extensions/fetch/23_response.js
index 7bbf3c66e..4d843829b 100644
--- a/extensions/fetch/23_response.js
+++ b/extensions/fetch/23_response.js
@@ -48,6 +48,7 @@
    * @property {string} statusMessage
    * @property {[string, string][]} headerList
    * @property {null | typeof __window.bootstrap.fetchBody.InnerBody} body
+   * @property {boolean} aborted
    * @property {string} [error]
    */
 
@@ -92,12 +93,14 @@
       urlList,
       status: response.status,
       statusMessage: response.statusMessage,
+      aborted: response.aborted,
     };
   }
 
   const defaultInnerResponse = {
     type: "default",
     body: null,
+    aborted: false,
     url() {
       if (this.urlList.length == 0) return null;
       return this.urlList[this.urlList.length - 1];
@@ -128,6 +131,15 @@
     return resp;
   }
 
+  /**
+   * @returns {InnerResponse}
+   */
+  function abortedNetworkError() {
+    const resp = networkError("aborted");
+    resp.aborted = true;
+    return resp;
+  }
+
   class Response {
     /** @type {InnerResponse} */
     [_response];
@@ -446,4 +458,5 @@
   window.__bootstrap.fetch.redirectStatus = redirectStatus;
   window.__bootstrap.fetch.nullBodyStatus = nullBodyStatus;
   window.__bootstrap.fetch.networkError = networkError;
+  window.__bootstrap.fetch.abortedNetworkError = abortedNetworkError;
 })(globalThis);