Updated phone validator to return empty for null or undefined objects

.jscsrc

@@ -0,0 +1,46 @@
+{
+    "disallowKeywords": ["with"],
+    "disallowKeywordsOnNewLine": ["else"],
+    "disallowMixedSpacesAndTabs": true,
+    "disallowMultipleVarDecl": "exceptUndefined",
+    "disallowNewlineBeforeBlockStatements": true,
+    "disallowQuotedKeysInObjects": true,
+    "disallowSpaceAfterObjectKeys": true,
+    "disallowSpaceAfterPrefixUnaryOperators": true,
+    "disallowSpacesInFunction": {
+        "beforeOpeningRoundBrace": true
+    },
+    "disallowSpacesInsideParentheses": true,
+    "disallowTrailingWhitespace": true,
+    "maximumLineLength": 160,
+    "requireCamelCaseOrUpperCaseIdentifiers": false,
+    "requireCapitalizedComments": true,
+    "requireCapitalizedConstructors": true,
+    "requireCurlyBraces": true,
+    "requireSpaceAfterKeywords": [
+        "if",
+        "else",
+        "for",
+        "while",
+        "do",
+        "switch",
+        "case",
+        "return",
+        "try",
+        "catch",
+        "typeof"
+    ],
+    "requireSpaceAfterLineComment": true,
+    "requireSpaceAfterBinaryOperators": true,
+    "requireSpaceBeforeBinaryOperators": true,
+    "requireSpaceBeforeBlockStatements": true,
+    "requireSpaceBeforeObjectValues": true,
+    "requireSpacesInFunction": {
+        "beforeOpeningCurlyBrace": true
+    },
+    "requireTrailingComma": false,
+    "requireEarlyReturn": false,
+    "validateIndentation": 2,
+    "validateLineBreaks": "LF",
+    "validateQuoteMarks": "'"
+}

lib/md-validator.js

@@ -265,6 +265,11 @@ VALIDATE = new function() {
   this.validatePhone = function(params) {
     var onlyDigits;
     var uk, v, required, itrx;
+
+    if ((typeof params === 'undefined') || (typeof params === 'object' && params === null)) {
+      return '';
+    }
+
     if (typeof params === 'object') {
       uk = params.uk || false;
       v = params.number;

test/phone-validator.js

@@ -9,6 +9,16 @@ describe('Phone Validator', function() {
     done();
   });
 
+  it('should not validate an non existing object', function(done) {
+      assert.equal($V.validatePhone(), '');
+      done();
+    });
+
+  it('should not validate an null object', function(done) {
+        assert.equal($V.validatePhone(null), '');
+        done();
+      });
+
   it('should validate an normal uk number', function(done) {
     assert.equal($V.validatePhone({number: '01389 602001', uk: true}),
       '01389602001');