feat: add format uuid

Author: Andreas Krummsdorf

lib/lx-valid.js

@@ -176,6 +176,13 @@
 
             return getResult(null);
         };
+        pub.uuid = function (val) {
+            if (!revalidator.validate.formats['uuid'].test(val)) {
+                return getResult(getError('format', 'uuid', val));
+            }
+
+            return getResult(null);
+        };
         pub.numberFloat = function (val) {
             if (typeof val !== 'string' || !revalidator.validate.formats['number-float'].test(val)) {
                 return getResult(getError('format', 'float', val));

lib/revalidator.js

@@ -232,6 +232,7 @@
             }
         },
         'mongo-id': /^[0-9a-fA-F]{8}[0-9a-fA-F]{6}[0-9a-fA-F]{4}[0-9a-fA-F]{6}$/,
+        'uuid': /^[0-9A-F]{8}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{4}-[0-9A-F]{12}$/i,
         'number-float': /^[\-\+]?\b(\d+[.]\d+$)$/,
         'float': /^[\-\+]?\b(\d+[.]\d+$)$/,
         'integer': /^[\-\+]?[0-9]+$/,

test/formats.spec.js

@@ -149,6 +149,21 @@ describe('Formats', function () {
         expect(res3.errors.length).toBe(1);
     });
 
+    it('should validate an UUID  correctly', function () {
+        var res1 = val.formats.uuid('6648ae51-28f1-ad83-6b8d-f45284d2c173');
+        var res2 = val.formats.uuid('b5f41c10-a0ef-886a-c5d2-91c32a360f4e');
+        var res3 = val.formats.uuid('wayne');
+
+        expect(res1.valid).toBe(true);
+        expect(res1.errors.length).toBe(0);
+
+        expect(res2.valid).toBe(true);
+        expect(res2.errors.length).toBe(0);
+
+        expect(res3.valid).toBe(false);
+        expect(res3.errors.length).toBe(1);
+    });
+
     it('should validate a float number correctly', function () {
         var res1 = val.formats.numberFloat(2.66);
         var res2 = val.formats.numberFloat(3);