Merge pull request #22 from marsanla/master

Add error handler, thanks

.gitignore

@@ -14,3 +14,4 @@ results
 
 npm-debug.log
 coverage.html
+/.project

README.md

@@ -17,7 +17,10 @@ Example:
 
     var server = restify.createServer();
     server.use(restify.queryParser());
-    server.use(restifyValidation.validationPlugin( { errorsAsArray: false }));
+    server.use(restifyValidation.validationPlugin( {
+        errorsAsArray: false,
+        errorHandler: restify.errors.InvalidArgumentError
+    }));
 
     server.get({url: '/test/:name', validation: {
         name: { isRequired: true, isIn: ['foo','bar'], scope: 'path' },
@@ -32,6 +35,7 @@ Example:
         console.log('%s listening at %s', server.name, server.url);
     });
 
+
 ## Use
 Simply install it through npm
 
@@ -41,9 +45,11 @@ Simply install it through npm
 ## Documentation powered by swagger
 On top of the validation schema the [node-restify-swagger](https://github.com/z0mt3c/node-restify-swagger) library should later-on generate the swagger resources to provide a hands-on documentation.
 
+
 ## Demo project
 A simple demo project can be cloned from [node-restify-demo](https://github.com/z0mt3c/node-restify-demo).
 
+
 ## Supported validations
 
     isRequired: true | function()

lib/error.js

@@ -3,8 +3,12 @@
  */
 
 module.exports.handle = function (errors, req, res, options, next) {
-    return res.send(400, {
-        status: 'validation failed',
-        errors: errors
-    });
+    if(options.errorHandler) {
+        return res.send(new options.errorHandler(errors));
+    } else {
+        return res.send (400, {
+            status: 'validation failed',
+            errors: errors
+        });
+    }
 };

lib/index.js

@@ -10,7 +10,8 @@ module.exports.error = require('./error');
 module.exports.when = require('./conditions');
 
 var defaultOptions = {
-    errorsAsArray: true
+    errorsAsArray: true,
+    errorHandler: false
 };
 
 module.exports.validationPlugin = function (options) {

package.json

@@ -1,9 +1,12 @@
 {
   "name": "node-restify-validation",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "author": {
     "name": "Timo Behrmann"
   },
+  "contributors": {
+    "name": "Marcos Sanz"
+  },
   "license": "MIT",
   "keywords": [
     "rest",

test/errors_test.js

@@ -15,7 +15,7 @@ describe('Errors', function () {
         var res = { send: send };
         var errors = {};
 
-        index.error.handle(errors, null, res, null, next);
+        index.error.handle(errors, null, res, {}, next);
 
         next.called.should.not.be.ok;
         send.calledWith(400, {
@@ -33,7 +33,7 @@ describe('Errors', function () {
         var res = { send: send };
         var errors = [];
 
-        index.error.handle(errors, null, res, null, next);
+        index.error.handle(errors, null, res, {}, next);
 
         next.called.should.not.be.ok;
         send.calledWith(400, {