Validation rules for the Angular Validation library - https://github.com/huei90/angular-validation/ .

validation.rule.js

/* jshint regexdash: false */
(function() {
  angular.module('validation.rule', ['validation'])
  .config(['$validationProvider', function($validationProvider) {

    var expression = {
      required: function(value) {
        return !!value;
      },
      url: /((([A-Za-z]{3,9}:(?:\/\/)?)(?:[-;:&=\+\$,\w]+@)?[A-Za-z0-9.-]+|(?:www.|[-;:&=\+\$,\w]+@)[A-Za-z0-9.-]+)((?:\/[\+~%\/.\w-_]*)?\??(?:[-\+=&;%@.\w_]*)#?(?:[\w]*))?)/,
      email: /^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/,
      number: /^\d+$/,
      username: /^[a-zA-Z]{4,}$/,
      name: /^[A-Za-z ]+$/,
      phone: /^\((\d{3})\) (\d{3})[- ](\d{4})$/,
      pin: /^\d{4}$/,
      zip: /^\d{5}$/,
      cvv: /^[0-9]{3,4}$/
    };

    var defaultMsg = {
      required: {
        error: 'This should be Required!!',
        success: 'It\'s Required'
      },
      url: {
        error: 'Please enter a valid URL',
        success: 'Perfect!'
      },
      email: {
        error: 'A valid email address is required.',
        success: 'Perfect!'
      },
      number: {
        error: 'This must be numbers only.',
        success: 'Perfect!'
      },
      username: {
        error: 'Your username must consist of only letters and be at least 4 characters long.',
        success: 'Perfect!'
      },
      name: {
        error: 'Your name must contain only letters and spaces.',
        success: 'Perfect!'
      },
      phone: {
        error: 'Please enter a valid US cell phone number.',
        success: 'Perfect!'
      },
      pin: {
        error: 'Please choose a 4 digit pin number.',
        success: 'Perfect!'
      },
      zip: {
        error: 'Please enter your 5 digit zip code.',
        success: 'Perfect!'
      },
      cvv: {
        error: 'Please enter your 3 or 4 digit CVV number.',
        success: 'Perfect!'
      }
    };

    $validationProvider.setExpression(expression).setDefaultMsg(defaultMsg);

  }]);

}).call(this);