1 files changed, 33 insertions, 0 deletions
diff --git a/packages/sdk/src/internal/errors.ts b/packages/sdk/src/internal/errors.ts
new file mode 100644
index 000000000..82c7b14d5
--- /dev/null
+++ b/packages/sdk/src/internal/errors.ts
@@ -0,0 +1,33 @@
+// File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
+
+export function isAbortError(err: unknown) {
+  return (
+    typeof err === 'object' &&
+    err !== null &&
+    // Spec-compliant fetch implementations
+    (('name' in err && (err as any).name === 'AbortError') ||
+      // Expo fetch
+      ('message' in err && String((err as any).message).includes('FetchRequestCanceledException')))
+  );
+}
+
+export const castToError = (err: any): Error => {
+  if (err instanceof Error) return err;
+  if (typeof err === 'object' && err !== null) {
+    try {
+      if (Object.prototype.toString.call(err) === '[object Error]') {
+        // @ts-ignore - not all envs have native support for cause yet
+        const error = new Error(err.message, err.cause ? { cause: err.cause } : {});
+        if (err.stack) error.stack = err.stack;
+        // @ts-ignore - not all envs have native support for cause yet
+        if (err.cause && !error.cause) error.cause = err.cause;
+        if (err.name) error.name = err.name;
+        return error;
+      }
+    } catch {}
+    try {
+      return new Error(JSON.stringify(err));
+    } catch {}
+  }
+  return new Error(err);
+};