add nova

nova/resources/js/util/singularOrPlural.js

@@ -0,0 +1,9 @@
+import inflector from 'inflector-js'
+import isString from 'lodash/isString'
+
+export default function singularOrPlural(value, suffix) {
+  if (isString(suffix) && suffix.match(/^(.*)[A-Za-zÀ-ÖØ-öø-ÿ]$/) == null)
+    return suffix
+  if (value > 1 || value == 0) return inflector.pluralize(suffix)
+  return inflector.singularize(suffix)
+}