1 files changed, 13 insertions, 0 deletions
diff --git a/date-fns/src/_lib/toInteger/index.ts b/date-fns/src/_lib/toInteger/index.ts
new file mode 100644
index 0000000..e9a9359
--- /dev/null
+++ b/date-fns/src/_lib/toInteger/index.ts
@@ -0,0 +1,13 @@
+export default function toInteger(dirtyNumber: unknown) {
+  if (dirtyNumber === null || dirtyNumber === true || dirtyNumber === false) {
+    return NaN
+  }
+
+  const number = Number(dirtyNumber)
+
+  if (isNaN(number)) {
+    return number
+  }
+
+  return number < 0 ? Math.ceil(number) : Math.floor(number)
+}