1 files changed, 17 insertions, 0 deletions
diff --git a/date-fns/src/_lib/assign/index.js b/date-fns/src/_lib/assign/index.js
new file mode 100644
index 0000000..6fd8782
--- /dev/null
+++ b/date-fns/src/_lib/assign/index.js
@@ -0,0 +1,17 @@
+export default function assign(target, dirtyObject) {
+  if (target == null) {
+    throw new TypeError(
+      'assign requires that input parameter not be null or undefined'
+    )
+  }
+
+  dirtyObject = dirtyObject || {}
+
+  for (var property in dirtyObject) {
+    if (dirtyObject.hasOwnProperty(property)) {
+      target[property] = dirtyObject[property]
+    }
+  }
+
+  return target
+}