some events refacturing

1 files changed, 10 insertions, 0 deletions

diff --git a/library/moment/src/lib/utils/defaults.js b/library/moment/src/lib/utils/defaults.js
new file mode 100644
index 000000000..45c5e8794
--- /dev/null
+++ b/library/moment/src/lib/utils/defaults.js
@@ -0,0 +1,10 @@
+// Pick the first defined of two or three arguments.
+export default function defaults(a, b, c) {
+    if (a != null) {
+        return a;
+    }
+    if (b != null) {
+        return b;
+    }
+    return c;
+}