add optional() method to Validator interface

jessep · Jun 2, 2015 · e8ac76d · e8ac76d
1 parent 484544d
commit e8ac76d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/express-validator/express-validator.d.ts b/express-validator/express-validator.d.ts
@@ -150,6 +150,10 @@ declare module ExpressValidator {
 		 * Will work against Visa, MasterCard, American Express, Discover, Diners Club, and JCB card numbering formats
 		 */
 		isCreditCard(): Validator;
+		/**
+		 * Check an input only when the input exists
+		 */
+		optional(): Validator;
 	}
 
 	interface Sanitizer {