From b95902919b8e4648a16fbaaf799893f452d6e8f4 Mon Sep 17 00:00:00 2001
From: Kevin Taniguchi <ktaniguchi@urbn.com>
Date: Sun, 28 Jun 2015 15:55:19 -0400
Subject: [PATCH] apply rules with map and filter

---
 Validator/ValidationRule.swift | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/Validator/ValidationRule.swift b/Validator/ValidationRule.swift
index eb0e333..88b95ce 100644
--- a/Validator/ValidationRule.swift
+++ b/Validator/ValidationRule.swift
@@ -21,11 +21,7 @@ public class ValidationRule {
     }
     
     public func validateField() -> ValidationError? {
-        for rule in rules {
-            if !rule.validate(textField.text) {
-                return ValidationError(textField: self.textField, errorLabel:self.errorLabel, error: rule.errorMessage())
-            }
-        }
-        return nil
+        return rules.filter{ !$0.validate(self.textField.text) }
+                    .map{ rule -> ValidationError in return ValidationError(textField: self.textField, errorLabel:self.errorLabel, error: rule.errorMessage()) }.first
     }
 }
\ No newline at end of file