Add custom attribute label validator

docs/validate.html

@@ -234,6 +234,9 @@ <h1>validate.js</h1>
             <div class="content"><div class='highlight'><pre>        validators = v.result(constraints[attr], value, attributes, attr, options, constraints);
 
         <span class="hljs-keyword">for</span> (validatorName <span class="hljs-keyword">in</span> validators) {
+          <span class="hljs-keyword">if</span> (validatorName === <span class="hljs-string">'attributeLabel'</span>) {
+            <span class="hljs-keyword">continue</span>;
+          }
           validator = v.validators[validatorName];
 
           <span class="hljs-keyword">if</span> (!validator) {
@@ -266,6 +269,7 @@ <h1>validate.js</h1>
           }
           results.push({
             <span class="hljs-attr">attribute</span>: attr,
+            <span class="hljs-attr">attributeLabel</span>: validators.attributeLabel,
             <span class="hljs-attr">value</span>: value,
             <span class="hljs-attr">validator</span>: validatorName,
             <span class="hljs-attr">globalOptions</span>: options,
@@ -1240,7 +1244,7 @@ <h1>validate.js</h1>
         <span class="hljs-keyword">if</span> (error[<span class="hljs-number">0</span>] === <span class="hljs-string">'^'</span>) {
           error = error.slice(<span class="hljs-number">1</span>);
         } <span class="hljs-keyword">else</span> <span class="hljs-keyword">if</span> (options.fullMessages !== <span class="hljs-literal">false</span>) {
-          error = v.capitalize(prettify(errorInfo.attribute)) + <span class="hljs-string">" "</span> + error;
+          error = (errorInfo.attributeLabel || v.capitalize(prettify(errorInfo.attribute))) + <span class="hljs-string">" "</span> + error;
         }
         error = error.replace(<span class="hljs-regexp">/\\\^/g</span>, <span class="hljs-string">"^"</span>);
         error = v.format(error, {

specs/validate-spec.js

@@ -131,6 +131,7 @@ describe("validate", function() {
 
       expect(result).toHaveItems([{
         attribute: "name",
+        attributeLabel: undefined,
         value: "test",
         validator: "fail",
         options: options,
@@ -139,6 +140,7 @@ describe("validate", function() {
         error: "foobar"
       }, {
         attribute: "name",
+        attributeLabel: undefined,
         value: "test",
         validator: "fail2",
         options: true,
@@ -147,6 +149,7 @@ describe("validate", function() {
         error: ["foo", "bar"]
       }, {
         attribute: "name",
+        attributeLabel: undefined,
         value: "test",
         validator: "pass",
         options: true,
@@ -161,11 +164,12 @@ describe("validate", function() {
       var constraints = {
         attr1: {pass: {foo: "bar"}},
         attr2: {fail: true},
-        attr3: {fail: true}
+        attr3: {fail: true, attributeLabel: "foobar"}
       };
       expect(validate.runValidations({}, constraints, {})).toHaveItems([
         {
           attribute: "attr1",
+          attributeLabel: undefined,
           value: undefined,
           validator: "pass",
           options: {foo: "bar"},
@@ -174,6 +178,7 @@ describe("validate", function() {
           error: undefined
         }, {
           attribute: "attr2",
+          attributeLabel: undefined,
           value: undefined,
           validator: "fail",
           options: true,
@@ -182,6 +187,7 @@ describe("validate", function() {
           error: "error"
         }, {
           attribute: "attr3",
+          attributeLabel: "foobar",
           value: undefined,
           validator: "fail",
           options: true,
@@ -393,6 +399,7 @@ describe("validate", function() {
         var options = {format: "detailed"};
         expect(validate(attributes, c, options)).toHaveItems([{
             attribute: "foo",
+            attributeLabel: undefined,
             value: "foo",
             validator: "length",
             options: {
@@ -405,6 +412,7 @@ describe("validate", function() {
             error: "foobar"
           }, {
             attribute: "bar",
+            attributeLabel: undefined,
             value: 10,
             validator: "numericality",
             options: {
@@ -416,6 +424,7 @@ describe("validate", function() {
             error: "Bar must be greater than 15"
           }, {
             attribute: "bar",
+            attributeLabel: undefined,
             value: 10,
             validator: "numericality",
             options: {

validate.js

@@ -102,6 +102,9 @@
         validators = v.result(constraints[attr], value, attributes, attr, options, constraints);
 
         for (validatorName in validators) {
+          if (validatorName === 'attributeLabel') {
+            continue;
+          }
           validator = v.validators[validatorName];
 
           if (!validator) {
@@ -121,6 +124,7 @@
           }
           results.push({
             attribute: attr,
+            attributeLabel: validators.attributeLabel,
             value: value,
             validator: validatorName,
             globalOptions: options,
@@ -649,7 +653,7 @@
         if (error[0] === '^') {
           error = error.slice(1);
         } else if (options.fullMessages !== false) {
-          error = v.capitalize(prettify(errorInfo.attribute)) + " " + error;
+          error = (errorInfo.attributeLabel || v.capitalize(prettify(errorInfo.attribute))) + " " + error;
         }
         error = error.replace(/\\\^/g, "^");
         error = v.format(error, {