Merge branch 'orderWatcher' of github.com:0xProject/0x.js into orderWatcher

* 'orderWatcher' of github.com:0xProject/0x.js:
  Add forgotten file

1 files changed, 14 insertions, 0 deletions

diff --git a/test/utils/report_callback_errors.ts b/test/utils/report_callback_errors.ts
new file mode 100644
index 000000000..d471b2af2
--- /dev/null
+++ b/test/utils/report_callback_errors.ts
@@ -0,0 +1,14 @@
+import { DoneCallback } from '../../src/types';
+
+export const reportCallbackErrors = (done: DoneCallback) => {
+    return (f: (...args: any[]) => void) => {
+        const wrapped = (...args: any[]) => {
+            try {
+                f(...args);
+            } catch (err) {
+                done(err);
+            }
+        };
+        return wrapped;
+    };
+};