1

nodejs/node_modules/moment/src/lib/duration/valid.js

@@ -0,0 +1,36 @@
+import toInt from '../utils/to-int';
+import indexOf from '../utils/index-of';
+import {Duration} from './constructor';
+import {createDuration} from './create';
+
+var ordering = ['year', 'quarter', 'month', 'week', 'day', 'hour', 'minute', 'second', 'millisecond'];
+
+export default function isDurationValid(m) {
+    for (var key in m) {
+        if (!(indexOf.call(ordering, key) !== -1 && (m[key] == null || !isNaN(m[key])))) {
+            return false;
+        }
+    }
+
+    var unitHasDecimal = false;
+    for (var i = 0; i < ordering.length; ++i) {
+        if (m[ordering[i]]) {
+            if (unitHasDecimal) {
+                return false; // only allow non-integers for smallest unit
+            }
+            if (parseFloat(m[ordering[i]]) !== toInt(m[ordering[i]])) {
+                unitHasDecimal = true;
+            }
+        }
+    }
+
+    return true;
+}
+
+export function isValid() {
+    return this._isValid;
+}
+
+export function createInvalid() {
+    return createDuration(NaN);
+}