Add abort signal to exponential backoff

source/errors.ts

@@ -7,3 +7,16 @@ export class ExponentialBackoffMaxRetriesHitError extends Error {
         this.name = 'ExponentialBackoffMaxRetriesHitError';
     }
 }
+
+/**
+ * Error thrown when the exponential backoff retries are stopped
+ */
+export class ExponentialBackoffStoppedRetriesError extends Error {
+    constructor(reason: unknown) {
+        // Convert the reason to an error if it is not an error
+        const reasonError = reason instanceof Error ? reason : new Error(`${reason}`);
+
+        super(`Exponential backoff was aborted: "${reasonError.message}"`, { cause: reasonError });
+        this.name = 'ExponentialBackoffStoppedRetriesError';
+    }
+}