jsvat - npm Package Compare versions

Comparing version 0.6.1 to 0.9.0

bower.json

 {
   "name": "jsvat",
-  "version": "0.6.1",
+  "version": "0.9.0",
   "description": "Check the validity of the format of an EU VAT number",
@@ -17,4 +17,7 @@ "main": "./dist/jsvat.js",
   },
-  "ignore": {
-  },
+  "ignore": [
+    ".bithoundrc",
+    ".log",
+    ".travis.yml"
+  ],
   "keywords": [
@@ -21,0 +24,0 @@ "jsvat",

dist/jsvat.js

@@ -1,176 +0,7 @@
-var jsvat = (function () {
+var jsvat = (function() {
+
   'use strict';
 
-  var CONDITIONS = {
-    austria: {
-      multipliers: [1, 2, 1, 2, 1, 2, 1],
-      regex: /^(AT)U(\d{8})$/
-    },
-    belgium: {
-      regex: /^(BE)(0?\d{9})$/
-    },
-    bulgaria: {
-      multipliers: {
-        physical: [2, 4, 8, 5, 10, 9, 7, 3, 6],
-        foreigner: [21, 19, 17, 13, 11, 9, 7, 3, 1],
-        miscellaneous: [4, 3, 2, 7, 6, 5, 4, 3, 2]
-      },
-      regex: /^(BG)(\d{9,10})$/
-    },
-    switzerland: {
-      multipliers: [5, 4, 3, 2, 7, 6, 5, 4],
-      regex: /^(CHE)(\d{9})(MWST)?$/
-    },
-    cyprus: {
-      regex: /^(CY)([0-59]\d{7}[A-Z])$/
-    },
-    czech_republic: {
-      multipliers: [8, 7, 6, 5, 4, 3, 2],
-      lookup: [8, 7, 6, 5, 4, 3, 2, 1, 0, 9, 10],
-      regex: /^(CZ)(\d{8,10})(\d{3})?$/,
-      additional: [
-        /^\d{8}$/,
-        /^[0-5][0-9][0|1|5|6]\d[0-3]\d\d{3}$/,
-        /^6\d{8}$/,
-        /^\d{2}[0-3|5-8]\d[0-3]\d\d{4}$/
-      ]
-    },
-    germany: {
-      regex: /^(DE)([1-9]\d{8})$/
-    },
-    denmark: {
-      multipliers: [2, 7, 6, 5, 4, 3, 2, 1],
-      regex: /^(DK)(\d{8})$/
-    },
-    estonia: {
-      multipliers: [3, 7, 1, 3, 7, 1, 3, 7],
-      regex: /^(EE)(10\d{7})$/
-    },
-    greece: {
-      multipliers: [256, 128, 64, 32, 16, 8, 4, 2],
-      regex: /^(EL)(\d{9})$/
-    },
-    spain: {
-      multipliers: [2, 1, 2, 1, 2, 1, 2],
-      regex: [
-        /^(ES)([A-Z]\d{8})$/,
-        /^(ES)([A-HN-SW]\d{7}[A-J])$/,
-        /^(ES)([0-9YZ]\d{7}[A-Z])$/,
-        /^(ES)([KLMX]\d{7}[A-Z])$/
-      ],
-      additional: [
-        /^[A-H|J|U|V]\d{8}$/,
-        /^[A-H|N-S|W]\d{7}[A-J]$/,
-        /^[0-9|Y|Z]\d{7}[A-Z]$/,
-        /^[K|L|M|X]\d{7}[A-Z]$/
-      ]
-    },
-    europe: {
-      regex: /^(EU)(\d{9})$/
-    },
-    finland: {
-      multipliers: [7, 9, 10, 5, 8, 4, 2],
-      regex: /^(FI)(\d{8})$/
-    },
-    france: {
-      regex: [
-        /^(FR)(\d{11})$/,
-        /^(FR)([A-HJ-NP-Z]\d{10})$/,
-        /^(FR)(\d[A-HJ-NP-Z]\d{9})$/,
-        /^(FR)([A-HJ-NP-Z]{2}\d{9})$/
-      ]
+  var COUNTRIES = {};
 
-    },
-    united_kingdom: {
-      multipliers: [8, 7, 6, 5, 4, 3, 2],
-      regex: [
-        /^(GB)?(\d{9})$/,
-        /^(GB)?(\d{12})$/,
-        /^(GB)?(GD\d{3})$/,
-        /^(GB)?(HA\d{3})$/
-      ]
-
-    },
-    croatia: {
-      regex: /^(HR)(\d{11})$/
-    },
-    hungary: {
-      multipliers: [9, 7, 3, 1, 9, 7, 3],
-      regex: /^(HU)(\d{8})$/
-    },
-    ireland: {
-      multipliers: [8, 7, 6, 5, 4, 3, 2],
-      regex: [
-        /^(IE)(\d{7}[A-W])$/,
-        /^(IE)([7-9][A-Z\*\+)]\d{5}[A-W])$/,
-        /^(IE)(\d{7}[A-W][AH])$/
-      ]
-
-    },
-    italy: {
-      multipliers: [1, 2, 1, 2, 1, 2, 1, 2, 1, 2],
-      regex: /^(IT)(\d{11})$/
-    },
-    latvia: {
-      multipliers: [9, 1, 4, 8, 3, 10, 2, 5, 7, 6],
-      regex: /^(LV)(\d{11})$/
-    },
-    lithunia: {
-      multipliers: {
-        short: [3, 4, 5, 6, 7, 8, 9, 1],
-        med: [1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2],
-        alt: [3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4]
-      },
-      regex: /^(LT)(\d{9}|\d{12})$/
-    },
-    luxembourg: {
-      regex: /^(LU)(\d{8})$/
-    },
-    malta: {
-      multipliers: [3, 4, 6, 7, 8, 9],
-      regex: /^(MT)([1-9]\d{7})$/
-    },
-    netherlands: {
-      multipliers: [9, 8, 7, 6, 5, 4, 3, 2],
-      regex: /^(NL)(\d{9})B\d{2}$/
-    },
-    norway: {
-      multipliers: [3, 2, 7, 6, 5, 4, 3, 2],
-      regex: /^(NO)(\d{9})$/
-    },
-    poland: {
-      multipliers: [6, 5, 7, 2, 3, 4, 5, 6, 7],
-      regex: /^(PL)(\d{10})$/
-    },
-    portugal: {
-      multipliers: [9, 8, 7, 6, 5, 4, 3, 2],
-      regex: /^(PT)(\d{9})$/
-    },
-    romania: {
-      multipliers: [7, 5, 3, 2, 1, 7, 5, 3, 2],
-      regex: /^(RO)([1-9]\d{1,9})$/
-    },
-    russia: {
-      multipliers: {
-        m_1: [2, 4, 10, 3, 5, 9, 4, 6, 8, 0],
-        m_2: [7, 2, 4, 10, 3, 5, 9, 4, 6, 8, 0],
-        m_3: [3, 7, 2, 4, 10, 3, 5, 9, 4, 6, 8, 0]
-      },
-      regex: /^(RU)(\d{10}|\d{12})$/
-    },
-    serbia: {
-      regex: /^(RS)(\d{9})$/
-    },
-    slovenia: {
-      multipliers: [8, 7, 6, 5, 4, 3, 2],
-      regex: /^(SI)([1-9]\d{7})$/
-    },
-    slovakia_republic: {
-      regex: /^(SK)([1-9]\d[2346-9]\d{7})$/
-    },
-    sweden: {
-      regex: /^(SE)(\d{10}01)$/
-    }
-  };
-
   function _validateRegex(vat, regex) {
@@ -182,8 +13,5 @@ return regex.test(vat);
     var parsedNum = regex.exec(vat);
+    var vatNum = parsedNum[2];
 
-    //var code = parsedNum[1];
-    var number = parsedNum[2];
-    //if (!code || code.length === 0) code = 'GB';
-
-    return _checks[countryName](number, countryName);
+    return COUNTRIES[countryName].calcs(vatNum);
   }
@@ -199,34 +27,83 @@
 
+  function getClearVAT(vat) {
+    return vat.toString().toUpperCase().replace(/(\s|-|\.)+/g, '');
+  }
+
+  function _makeArr(regex) {
+    //TODO (S.Panfilov) this is not cross-browser check
+    if (!Array.isArray(regex)) {
+      return [regex];
+    }
+
+    return regex;
+  }
+
+  function isCountryBlocked(config, countryName) {
+    if (!config || Object.keys(config).length === 0) return false; //TODO (S.Panfilov) Object.keys didn't supports by old browsers
+
+    var country = config[countryName];
+
+    return (country === null || country === undefined) ? true : !country;
+  }
+
   var exports = {
-    checkVAT: function (vat) {
+    config: {},
+    checkVAT: function(vat, isDetailed) {
       if (!vat) return false;
-      vat = vat.toString().toUpperCase().replace(/(\s|-|\.)+/g, '');
 
-      for (var countryName in CONDITIONS) {
-        if (CONDITIONS.hasOwnProperty(countryName)) {
-          var regex = CONDITIONS[countryName].regex;
+      vat = getClearVAT(vat);
 
-          //TODO (S.Panfilov) this is not cross-browser check
-          if (Array.isArray(regex)) {
-            for (var i = 0; i < regex.length; i++) {
-              if (_validate(vat, regex[i], countryName)) return true;
+      var result = {
+        isValid: false,
+        countries: []
+      };
+
+      for (var countryName in COUNTRIES) {
+        if (COUNTRIES.hasOwnProperty(countryName)) {
+
+          //Make sure country check not skipped in config
+          if (!isCountryBlocked(exports.config, countryName)) {
+
+            var regexArr = _makeArr(COUNTRIES[countryName].rules.regex);
+            for (var i = 0; i < regexArr.length; i++) {
+
+              //If once become a true, shouldn't be a false any more
+              result.isValid = (_validate(vat, regexArr[i], countryName)) ? true : result.isValid;
+
+
+              if (!isDetailed && result.isValid) return result.isValid;
+
+              var isValidForCurrCountry = _validate(vat, regexArr[i], countryName);
+
+              if (isValidForCurrCountry) {
+                result.countries.push(countryName);
+              }
+
+              // if (result.isValid) {
+              //   //If not detailed just return bool and exit
+              //   if (!isDetailed) {
+              //     return result.isValid
+              //   }
+              //   else {
+              //     //if detailed, should fill array of countries
+              //     result.push(countryName);
+              //   }
             }
-          } else {
-            if (_validate(vat, regex, countryName)) return true;
+
           }
         }
       }
-      return false;
 
+      return isDetailed ? result : result.isValid;
+
     }
   };
+  COUNTRIES.austria = {
+    calcs: function(vat) {
+      var total = 0;
+      var temp;
+      var expect;
 
-  var expect;
-  var temp;
-
-  var _checks = {
-    austria: function (vat, countryName) {
-      var total = 0;
       for (var i = 0; i < 7; i++) {
-        temp = vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        temp = vat.charAt(i) * this.rules.multipliers[i];
         if (temp > 9)
@@ -245,3 +122,19 @@ total += Math.floor(temp / 10) + temp % 10;
     },
-    belgium: function (vat) {
+    rules: {
+      multipliers: [
+        1,
+        2,
+        1,
+        2,
+        1,
+        2,
+        1
+      ],
+      regex: /^(AT)U(\d{8})$/
+    }
+  };
+  COUNTRIES.belgium = {
+    calcs: function(vat) {
+      var expect;
+
       if (vat.length === 9) {
@@ -257,96 +150,78 @@ vat = '0' + vat;
     },
-    bulgaria: function (vat, countryName) {
-      var checkNineLengthVat = function () {
-      var total =0;
-        temp = 0;
-        for (var i = 0; i < 8; i++) {
-          temp += +vat.charAt(i) * (i + 1);
-        }
+    rules: {
+      regex: /^(BE)(0?\d{9})$/
+    }
+  };
+  COUNTRIES.bulgaria = (function() {
 
-        total = temp % 11;
-        if (total !== 10) {
-          expect = +vat.slice(8);
-          return total === expect;
-        }
+    function _checkNineLengthVat(vat) {
+      var total;
+      var temp = 0;
+      var expect;
 
-        temp = 0;
-        for (var j = 0; j < 8; j++) {
-          temp += +vat.charAt(j) * (j + 3);
-        }
+      for (var i = 0; i < 8; i++) {
+        temp += +vat.charAt(i) * (i + 1);
+      }
 
-        total = temp % 11;
-        if (total === 10) total = 0;
+      total = temp % 11;
+      if (total !== 10) {
         expect = +vat.slice(8);
-
         return total === expect;
-      };
+      }
 
-      var isPhysicalPerson = function () {
-        var total = 0;
-        // 10 digit VAT code - see if it relates to a standard physical person
-        if ((/^\d\d[0-5]\d[0-3]\d\d{4}$/).test(vat)) {
-          // Check month
-          var month = +vat.slice(2, 4);
-          if ((month > 0 && month < 13) || (month > 20 && month < 33) || (month > 40 && month < 53)) {
+      temp = 0;
+      for (var j = 0; j < 8; j++) {
+        temp += +vat.charAt(j) * (j + 3);
+      }
 
-            total = 0;
-            for (var k = 0; k < 9; k++) {
-              total += +vat.charAt(k) * CONDITIONS[countryName].multipliers.physical[k];
-            }
-            // Establish check digit.
-            total = total % 11;
-            if (total === 10) total = 0;
+      total = temp % 11;
+      if (total === 10) total = 0;
+      expect = +vat.slice(8);
 
-            // Check to see if the check digit given is correct, If not, try next type of person
-            if (total === +vat.substr(9, 1)) return true;
-          }
-        }
+      return total === expect;
+    }
 
-        return false;
+    function _isPhysicalPerson(vat, rules) {
+      var total = 0;
+      // 10 digit VAT code - see if it relates to a standard physical person
+      if ((/^\d\d[0-5]\d[0-3]\d\d{4}$/).test(vat)) {
+        // Check month
+        var month = +vat.slice(2, 4);
+        if ((month > 0 && month < 13) || (month > 20 && month < 33) || (month > 40 && month < 53)) {
 
-      };
+          total = 0;
+          for (var i = 0; i < 9; i++) {
+            total += +vat.charAt(i) * rules.multipliers.physical[i];
+          }
+          // Establish check digit.
+          total = total % 11;
+          if (total === 10) total = 0;
 
-      // It doesn't relate to a standard physical person - see if it relates to a foreigner.
-      var isForeigner = function () {
-        var total = 0;
-        // Extract the next digit and multiply by the counter.
-        for (var l = 0; l < 9; l++) {
-          total += +vat.charAt(l) * CONDITIONS[countryName].multipliers.foreigner[l];
+          // Check to see if the check digit given is correct, If not, try next type of person
+          if (total === +vat.substr(9, 1)) return true;
         }
+      }
 
-        // Check to see if the check digit given is correct, If not, try next type of person
-        if (total % 10 === +vat.substr(9, 1)) {
-          return true;
-        }
-      };
+      return false;
+    }
 
-      var miscellaneousVAT = function () {
-        var total = 0;
-        // Finally, if not yet identified, see if it conforms to a miscellaneous VAT number
+    function _isForeigner(vat, rules) {
+      var total = 0;
+      // Extract the next digit and multiply by the counter.
+      for (var i = 0; i < 9; i++) {
+        total += +vat.charAt(i) * rules.multipliers.foreigner[i];
+      }
 
-        for (var m = 0; m < 9; m++) {
-          total += +vat.charAt(m) * CONDITIONS[countryName].multipliers.miscellaneous[m];
-        }
-
-        // Establish check digit.
-        total = 11 - total % 11;
-        if (total === 10) return false;
-        if (total === 11) total = 0;
-
-        // Check to see if the check digit given is correct, If not, we have an error with the VAT number
-        expect = +vat.substr(9, 1);
-        return total === expect;
-      };
-
-      if (vat.length === 9) {
-        return checkNineLengthVat();
-      } else {
-        return isPhysicalPerson() || isForeigner() || miscellaneousVAT();
+      // Check to see if the check digit given is correct, If not, try next type of person
+      if (total % 10 === +vat.substr(9, 1)) {
+        return true;
       }
+    }
 
-    },
-    switzerland: function (vat, countryName) {
+    function _miscellaneousVAT(vat, rules) {
       var total = 0;
-      for (var i = 0; i < 8; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+      // Finally, if not yet identified, see if it conforms to a miscellaneous VAT number
+
+      for (var i = 0; i < 9; i++) {
+        total += +vat.charAt(i) * rules.multipliers.miscellaneous[i];
       }
@@ -360,7 +235,88 @@
       // Check to see if the check digit given is correct, If not, we have an error with the VAT number
-      expect = +vat.substr(8, 1);
+      var expect = +vat.substr(9, 1);
       return total === expect;
+    }
+
+    return {
+      calcs: function(vat) {
+        if (vat.length === 9) {
+          return _checkNineLengthVat(vat);
+        } else {
+          return _isPhysicalPerson(vat, this.rules) || _isForeigner(vat, this.rules) || _miscellaneousVAT(vat, this.rules);
+        }
+
+      },
+      rules: {
+        multipliers: {
+          physical: [
+            2,
+            4,
+            8,
+            5,
+            10,
+            9,
+            7,
+            3,
+            6
+          ],
+          foreigner: [
+            21,
+            19,
+            17,
+            13,
+            11,
+            9,
+            7,
+            3,
+            1
+          ],
+          miscellaneous: [
+            4,
+            3,
+            2,
+            7,
+            6,
+            5,
+            4,
+            3,
+            2
+          ]
+        },
+        regex: /^(BG)(\d{9,10})$/
+      }
+    };
+  })();
+  COUNTRIES.croatia = {
+    calcs: function(vat) {
+      var expect;
+
+      // Checks the check digits of a Croatian VAT number using ISO 7064, MOD 11-10 for check digit.
+
+      var product = 10;
+      var sum = 0;
+
+      for (var i = 0; i < 10; i++) {
+
+        // Extract the next digit and implement the algorithm
+        sum = (+vat.charAt(i) + product) % 10;
+        if (sum === 0) {
+          sum = 10;
+        }
+
+        product = (2 * sum) % 11;
+      }
+
+      // Now check that we have the right check digit
+      expect = +vat.slice(10, 11);
+      return (product + expect) % 10 === 1;
     },
-    cyprus: function (vat) {
+    rules: {
+      regex: /^(HR)(\d{11})$/
+    }
+  };
+  COUNTRIES.cyprus = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Not allowed to start with '12'
@@ -405,11 +361,15 @@ if (+vat.slice(0, 2) === 12) return false;
     },
-    czech_republic: function (vat, countryName) {
+    rules: {
+      regex: /^(CY)([0-59]\d{7}[A-Z])$/
+    }
+  };
+  COUNTRIES.czech_republic = (function() {
+
+    function _isLegalEntities(vat, rules) {
       var total = 0;
 
-      // Legal entities
-      if (CONDITIONS[countryName].additional[0].test(vat)) {
-
+      if (rules.additional[0].test(vat)) {
         // Extract the next digit and multiply by the counter.
         for (var i = 0; i < 7; i++) {
-          total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+          total += +vat.charAt(i) * rules.multipliers[i];
         }
@@ -423,12 +383,17 @@
         // Compare it with the last character of the VAT number. If it's the same, then it's valid.
-        expect = +vat.slice(7, 8);
+        var expect = +vat.slice(7, 8);
         return total === expect;
       }
 
-      // Individuals type 2
-      else if (CONDITIONS[countryName].additional[2].test(vat)) {
+      return false;
+    }
 
+    function _isIndividualType2(vat, rules) {
+      var total = 0;
+
+      if (rules.additional[2].test(vat)) {
+
         // Extract the next digit and multiply by the counter.
         for (var j = 0; j < 7; j++) {
-          total += +vat.charAt(j + 1) * CONDITIONS[countryName].multipliers[j];
+          total += +vat.charAt(j + 1) * rules.multipliers[j];
         }
@@ -442,50 +407,67 @@
         // Convert calculated check digit according to a lookup table;
-        expect = +vat.slice(8, 9);
-        return CONDITIONS[countryName].lookup[total - 1] === expect;
+        var expect = +vat.slice(8, 9);
+        return rules.lookup[total - 1] === expect;
       }
 
-      // Individuals type 3
-      else if (CONDITIONS[countryName].additional[3].test(vat)) {
+      return false;
+    }
+
+    function _isIndividualType3(vat, rules) {
+      if (rules.additional[3].test(vat)) {
         var temp = +vat.slice(0, 2) + vat.slice(2, 4) + vat.slice(4, 6) + vat.slice(6, 8) + vat.slice(8);
-        expect = +vat % 11 === 0;
+        var expect = +vat % 11 === 0;
         return !!(temp % 11 === 0 && expect);
       }
 
-      // else error
       return false;
-    },
-    germany: function (vat) {
+    }
 
+    return {
+      calcs: function(vat) {
 
-      // Checks the check digits of a German VAT number.
+        if (_isLegalEntities(vat, this.rules)) return true;
+        if (_isIndividualType2(vat, this.rules)) return true;
+        if (_isIndividualType3(vat, this.rules)) return true;
 
-      var product = 10;
-      var sum = 0;
-      var checkDigit = 0;
-      for (var i = 0; i < 8; i++) {
-
-        // Extract the next digit and implement peculiar algorithm!.
-        sum = (+vat.charAt(i) + product) % 10;
-        if (sum === 0) {
-          sum = 10;
-        }
-        product = (2 * sum) % 11;
+        return false;
+      },
+      rules: {
+        multipliers: [
+          8,
+          7,
+          6,
+          5,
+          4,
+          3,
+          2
+        ],
+        "lookup": [
+          8,
+          7,
+          6,
+          5,
+          4,
+          3,
+          2,
+          1,
+          0,
+          9,
+          10
+        ],
+        regex: /^(CZ)(\d{8,10})(\d{3})?$/,
+        additional: [
+          /^\d{8}$/,
+          /^[0-5][0-9][0|1|5|6]\d[0-3]\d\d{3}$/,
+          /^6\d{8}$/,
+          /^\d{2}[0-3|5-8]\d[0-3]\d\d{4}$/
+        ]
       }
+    }
+  })();
+  COUNTRIES.denmark = {
+    calcs: function(vat) {
+      var total = 0;
 
-      // Establish check digit.
-      if (11 - product === 10) {
-        checkDigit = 0;
-      } else {
-        checkDigit = 11 - product;
-      }
-
-      // Compare it with the last two characters of the VAT number. If the same, then it is a valid
-      // check digit.
-      expect = +vat.slice(8, 9);
-      return checkDigit === expect;
-    },
-    denmark: function (vat, countryName) {
-      var total = 0;
       for (var i = 0; i < 8; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -495,7 +477,24 @@
     },
-    estonia: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        2,
+        7,
+        6,
+        5,
+        4,
+        3,
+        2,
+        1
+      ],
+      regex: /^(DK)(\d{8})$/
+    }
+  };
+  COUNTRIES.estonia = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Extract the next digit and multiply by the counter.
       for (var i = 0; i < 8; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -511,90 +510,18 @@
     },
-    greece: function (vat, countryName) {
-      var total = 0;
-      //eight character numbers should be prefixed with an 0.
-      if (vat.length === 8) {
-        vat = '0' + vat;
-      }
-
-      // Extract the next digit and multiply by the counter.
-      for (var i = 0; i < 8; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
-      }
-
-      // Establish check digit.
-      total = total % 11;
-      if (total > 9) {
-        total = 0;
-      }
-
-      // Compare it with the last character of the VAT number. If it's the same, then it's valid.
-      expect = +vat.slice(8, 9);
-      return total === expect;
-    },
-    spain: function (vat, countryName) {
-      var i = 0;
-      var total = 0;
-
-      // National juridical entities
-      if (CONDITIONS[countryName].additional[0].test(vat)) {
-
-        // Extract the next digit and multiply by the counter.
-        for (i = 0; i < 7; i++) {
-          temp = vat.charAt(i + 1) * CONDITIONS[countryName].multipliers[i];
-          if (temp > 9)
-            total += Math.floor(temp / 10) + temp % 10;
-          else
-            total += temp;
-        }
-        // Now calculate the check digit itself.
-        total = 10 - total % 10;
-        if (total === 10) {
-          total = 0;
-        }
-
-        // Compare it with the last character of the VAT number. If it's the same, then it's valid.
-        expect = +vat.slice(8, 9);
-        return total === expect;
-      }
-
-      // Juridical entities other than national ones
-      else if (CONDITIONS[countryName].additional[1].test(vat)) {
-
-        // Extract the next digit and multiply by the counter.
-        for (i = 0; i < 7; i++) {
-          temp = vat.charAt(i + 1) * CONDITIONS[countryName].multipliers[i];
-          if (temp > 9)
-            total += Math.floor(temp / 10) + temp % 10;
-          else
-            total += temp;
-        }
-
-        // Now calculate the check digit itself.
-        total = 10 - total % 10;
-        total = String.fromCharCode(total + 64);
-
-        // Compare it with the last character of the VAT number. If it's the same, then it's valid.
-        expect = vat.slice(8, 9);
-        return total === expect;
-      }
-
-      // Personal number (NIF) (starting with numeric of Y or Z)
-      else if (CONDITIONS[countryName].additional[2].test(vat)) {
-        var tempnumber = vat;
-        if (tempnumber.substring(0, 1) === 'Y') tempnumber = tempnumber.replace(/Y/, '1');
-        if (tempnumber.substring(0, 1) === 'Z') tempnumber = tempnumber.replace(/Z/, '2');
-        expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+tempnumber.substring(0, 8) % 23);
-        return tempnumber.charAt(8) === expect;
-      }
-
-      // Personal number (NIF) (starting with K, L, M, or X)
-      else if (CONDITIONS[countryName].additional[3].test(vat)) {
-        expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+vat.substring(1, 8) % 23);
-        return vat.charAt(8) === expect;
-      }
-
-      else return false;
-    },
-    europe: function () {
-      //TODO (S.Panfilov) wtf?
+    rules: {
+      multipliers: [
+        3,
+        7,
+        1,
+        3,
+        7,
+        1,
+        3,
+        7
+      ],
+      regex: /^(EE)(10\d{7})$/
+    }
+  };
+  COUNTRIES.europe = {
+    calcs: function(vat) {
       // We know little about EU numbers apart from the fact that the first 3 digits represent the
@@ -604,6 +531,13 @@ // country, and that there are nine digits in total.
     },
-    finland: function (vat, countryName) {
+    rules: {
+      regex: /^(EU)(\d{9})$/
+    }
+  };
+  COUNTRIES.finland = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Extract the next digit and multiply by the counter.
-      for (var i = 0; i < 7; i++) total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+      for (var i = 0; i < 7; i++) total += +vat.charAt(i) * this.rules.multipliers[i];
 
@@ -620,4 +554,20 @@ // Establish check digit.
     },
-    france: function (vat) {
+    rules: {
+      multipliers: [
+        7,
+        9,
+        10,
+        5,
+        8,
+        4,
+        2
+      ],
+      regex: /^(FI)(\d{8})$/
+    }
+  };
+  COUNTRIES.france = {
+    calcs: function(vat) {
       var total;
+      var expect;
+
       // Checks the check digits of a French VAT number.
@@ -638,81 +588,92 @@ if (!(/^\d{11}$/).test(vat)) {
     },
-    united_kingdom: function (vat, countryName) {
-      var total = 0;
-      // Government departments
-      if (vat.substr(0, 2) === 'GD') {
-        expect = 500;
-        return vat.substr(2, 3) < expect;
-      }
+    rules: {
+      regex: [
+        /^(FR)(\d{11})$/,
+        /^(FR)([A-HJ-NP-Z]\d{10})$/,
+        /^(FR)(\d[A-HJ-NP-Z]\d{9})$/,
+        /^(FR)([A-HJ-NP-Z]{2}\d{9})$/
+      ]
+    }
+  };
+  COUNTRIES.germany = {
+    calcs: function(vat) {
+      // Checks the check digits of a German VAT number.
+      var product = 10;
+      var sum = 0;
+      var checkDigit = 0;
+      var expect;
 
-      // Health authorities
-      if (vat.substr(0, 2) === 'HA') {
-        expect = 499;
-        return vat.substr(2, 3) > expect;
-      }
+      for (var i = 0; i < 8; i++) {
 
-      // Standard and commercial numbers
-
-
-      // 0 VAT numbers disallowed!
-      if (+vat.slice(0) === 0) return false;
-
-      // Check range is OK for modulus 97 calculation
-      var no = +vat.slice(0, 7);
-
-      // Extract the next digit and multiply by the counter.
-      for (var i = 0; i < 7; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        // Extract the next digit and implement peculiar algorithm!.
+        sum = (+vat.charAt(i) + product) % 10;
+        if (sum === 0) {
+          sum = 10;
+        }
+        product = (2 * sum) % 11;
       }
 
-      // Old numbers use a simple 97 modulus, but new numbers use an adaptation of that (less 55). Our
-      // VAT number could use either system, so we check it against both.
-
-      // Establish check digits by subtracting 97 from total until negative.
-      var checkDigit = total;
-      while (checkDigit > 0) {
-        checkDigit = checkDigit - 97;
+      // Establish check digit.
+      if (11 - product === 10) {
+        checkDigit = 0;
+      } else {
+        checkDigit = 11 - product;
       }
 
-      // Get the absolute value and compare it with the last two characters of the VAT number. If the
-      // same, then it is a valid traditional check digit. However, even then the number must fit within
-      // certain specified ranges.
-      checkDigit = Math.abs(checkDigit);
-      if (checkDigit === +vat.slice(7, 9) && no < 9990001 && (no < 100000 || no > 999999) && (no < 9490001 || no > 9700000)) return true;
-
-      // Now try the new method by subtracting 55 from the check digit if we can - else add 42
-      if (checkDigit >= 55)
-        checkDigit = checkDigit - 55;
-      else
-        checkDigit = checkDigit + 42;
-      expect = +vat.slice(7, 9);
-      return !!(checkDigit === expect && no > 1000000);
+      // Compare it with the last two characters of the VAT number. If the same, then it is a valid
+      // check digit.
+      expect = +vat.slice(8, 9);
+      return checkDigit === expect;
     },
-    croatia: function (vat) {
+    rules: {
+      regex: /^(DE)([1-9]\d{8})$/
+    }
+  };
+  COUNTRIES.greece = {
+    calcs: function(vat) {
+      var total = 0;
+      var expect;
 
+      //eight character numbers should be prefixed with an 0.
+      if (vat.length === 8) {
+        vat = '0' + vat;
+      }
 
-      // Checks the check digits of a Croatian VAT number using ISO 7064, MOD 11-10 for check digit.
+      // Extract the next digit and multiply by the counter.
+      for (var i = 0; i < 8; i++) {
+        total += +vat.charAt(i) * this.rules.multipliers[i];
+      }
 
-      var product = 10;
-      var sum = 0;
-
-      for (var i = 0; i < 10; i++) {
-
-        // Extract the next digit and implement the algorithm
-        sum = (+vat.charAt(i) + product) % 10;
-        if (sum === 0) {
-          sum = 10;
-        }
-
-        product = (2 * sum) % 11;
+      // Establish check digit.
+      total = total % 11;
+      if (total > 9) {
+        total = 0;
       }
 
-      // Now check that we have the right check digit
-      expect = +vat.slice(10, 11);
-      return (product + expect) % 10 === 1;
+      // Compare it with the last character of the VAT number. If it's the same, then it's valid.
+      expect = +vat.slice(8, 9);
+      return total === expect;
     },
-    hungary: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        256,
+        128,
+        64,
+        32,
+        16,
+        8,
+        4,
+        2
+      ],
+      regex: /^(EL)(\d{9})$/
+    }
+  };
+  COUNTRIES.hungary = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Extract the next digit and multiply by the counter.
       for (var i = 0; i < 7; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -728,6 +689,22 @@
     },
-    ireland: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        9,
+        7,
+        3,
+        1,
+        9,
+        7,
+        3
+      ],
+      regex: /^(HU)(\d{8})$/
+    }
+  };
+  COUNTRIES.ireland = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // If the code is type 1 format, we need to convert it to the new before performing the validation.
-      if (/^\d[A-Z\*\+]/.test(vat)) {
+      if (this.rules.typeFormats.first.test(vat)) {
         vat = '0' + vat.substring(2, 7) + vat.substring(0, 1) + vat.substring(7, 8);
@@ -738,7 +715,7 @@ }
       for (var i = 0; i < 7; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
 
       // If the number is type 3 then we need to include the trailing A or H in the calculation
-      if (/^\d{7}[A-Z][AH]$/.test(vat)) {
+      if (this.rules.typeFormats.third.test(vat)) {
         // Add in a multiplier for the character A (1*9=9) or H (8*9=72)
@@ -764,4 +741,29 @@ if (vat.charAt(8) === 'H') {
     },
-    italy: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        8,
+        7,
+        6,
+        5,
+        4,
+        3,
+        2
+      ],
+      typeFormats: {
+        first: /^\d[A-Z\*\+]/,
+        third: /^\d{7}[A-Z][AH]$/
+      },
+      regex: [
+        /^(IE)(\d{7}[A-W])$/,
+        /^(IE)([7-9][A-Z\*\+)]\d{5}[A-W])$/,
+        /^(IE)(\d{7}[A-W][AH])$/
+      ]
+    }
+  };
+  COUNTRIES.italy = {
+    calcs: function(vat) {
       var total = 0;
+      var temp;
+      var expect;
+
       // The last three digits are the issuing office, and cannot exceed more 201, unless 999 or 888
@@ -779,3 +781,3 @@ if (+vat.slice(0, 7) === 0) {
       for (var i = 0; i < 10; i++) {
-        temp = +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        temp = +vat.charAt(i) * this.rules.multipliers[i];
         if (temp > 9)
@@ -797,5 +799,103 @@ total += Math.floor(temp / 10) + temp % 10;
     },
-    lithunia: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        1,
+        2,
+        1,
+        2,
+        1,
+        2,
+        1,
+        2,
+        1,
+        2
+      ],
+      regex: /^(IT)(\d{11})$/
+    }
+  };
+  COUNTRIES.latvia = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
+      // Differentiate between legal entities and natural bodies. For the latter we simply check that
+      // the first six digits correspond to valid DDMMYY dates.
+      if ((/^[0-3]/).test(vat)) {
+        return !!(/^[0-3][0-9][0-1][0-9]/).test(vat);
+      } else {
+
+        // Extract the next digit and multiply by the counter.
+        for (var i = 0; i < 10; i++) {
+          total += +vat.charAt(i) * this.rules.multipliers[i];
+        }
+
+        // Establish check digits by getting modulus 11.
+        if (total % 11 === 4 && vat[0] === 9) total = total - 45;
+
+        if (total % 11 === 4) {
+          total = 4 - total % 11;
+        } else if (total % 11 > 4) {
+          total = 14 - total % 11;
+        } else if (total % 11 < 4) {
+          total = 3 - total % 11;
+        }
+
+        // Compare it with the last character of the VAT number. If it's the same, then it's valid.
+        expect = +vat.slice(10, 11);
+        return total === expect;
+      }
+    },
+    rules: {
+      multipliers: [
+        9,
+        1,
+        4,
+        8,
+        3,
+        10,
+        2,
+        5,
+        7,
+        6
+      ],
+      regex: /^(LV)(\d{11})$/
+    }
+  };
+  COUNTRIES.lithunia = (function() {
+
+    function _extractDigit(vat, multiplier, key) {
+      return +vat.charAt(key) * multiplier[key];
+    }
+
+
+    function _doubleCheckCalculation(vat, total, rules) {
+      if (total % 11 === 10) {
+        total = 0;
+        for (var i = 0; i < 8; i++) {
+          total += _extractDigit(vat, rules.multipliers.short, i)
+        }
+      }
+
+      return total;
+    }
+
+    function extractDigit(vat, total) {
+      for (var i = 0; i < 8; i++) {
+        total += +vat.charAt(i) * (i + 1);
+      }
+      return total;
+    }
+
+    function checkDigit(total) {
+      total = total % 11;
+      if (total === 10) {
+        total = 0;
+      }
+
+      return total;
+    }
+
+    function _check9DigitVat(vat, rules) {
       // 9 character VAT numbers are for legal persons
+      var total = 0;
       if (vat.length === 9) {
@@ -807,58 +907,111 @@
         // Extract the next digit and multiply by the counter+1.
-        total = 0;
-        for (var i = 0; i < 8; i++) {
-          total += +vat.charAt(i) * (i + 1);
-        }
+        total = extractDigit(vat, total);
 
         // Can have a double check digit calculation!
-        if (total % 11 === 10) {
-          total = 0;
-          for (var j = 0; j < 8; j++) {
-            total += +vat.charAt(j) * CONDITIONS[countryName].multipliers.short[j];
-          }
-        }
+        total = _doubleCheckCalculation(vat, total, rules);
 
         // Establish check digit.
-        total = total % 11;
-        if (total === 10) {
-          total = 0;
-        }
+        total = checkDigit(total);
 
         // Compare it with the last character of the VAT number. If it's the same, then it's valid.
-        expect = +vat.slice(8, 9);
+        var expect = +vat.slice(8, 9);
         return total === expect;
       }
+      return false;
+    }
 
+    function extractDigit12(vat, total, rules) {
+      for (var k = 0; k < 11; k++) {
+        total += _extractDigit(vat, rules.multipliers.med, k)
+      }
+      return total;
+    }
+
+    function _doubleCheckCalculation12(vat, total, rules) {
+      if (total % 11 === 10) {
+        total = 0;
+        for (var l = 0; l < 11; l++) {
+          total += _extractDigit(vat, rules.multipliers.alt, l)
+        }
+      }
+
+      return total;
+    }
+
+    function _check12DigitVat(vat, rules) {
+      var total = 0;
+
       // 12 character VAT numbers are for temporarily registered taxpayers
-      else {
+      if (vat.length === 12) {
 
         // 11th character must be one
-        if (!(/^\d{10}1/).test(vat)) return false;
+        if (!(rules.check).test(vat)) return false;
 
         // Extract the next digit and multiply by the counter+1.
-        total = 0;
-        for (var k = 0; k < 11; k++) {
-          total += +vat.charAt(k) * CONDITIONS[countryName].multipliers.med[k];
-        }
+        total = extractDigit12(vat, total, rules);
 
         // Can have a double check digit calculation!
-        if (total % 11 === 10) {
-          total = 0;
-          for (var l = 0; l < 11; l++) {
-            total += +vat.charAt(l) * CONDITIONS[countryName].multipliers.alt[l];
-          }
-        }
+        total = _doubleCheckCalculation12(vat, total, rules);
 
         // Establish check digit.
-        total = total % 11;
-        if (total === 10) {
-          total = 0;
-        }
+        total = checkDigit(total);
 
         // Compare it with the last character of the VAT number. If it's the same, then it's valid.
-        expect = +vat.slice(11, 12);
+        var expect = +vat.slice(11, 12);
         return total === expect;
       }
-    },
-    luxembourg: function (vat) {
+
+      return false;
+    }
+
+    return {
+      calcs: function(vat) {
+        return _check9DigitVat(vat, this.rules) || _check12DigitVat(vat, this.rules);
+      },
+      rules: {
+        multipliers: {
+          "short": [
+            3,
+            4,
+            5,
+            6,
+            7,
+            8,
+            9,
+            1
+          ],
+          "med": [
+            1,
+            2,
+            3,
+            4,
+            5,
+            6,
+            7,
+            8,
+            9,
+            1,
+            2
+          ],
+          "alt": [
+            3,
+            4,
+            5,
+            6,
+            7,
+            8,
+            9,
+            1,
+            2,
+            3,
+            4
+          ]
+        },
+        check: /^\d{10}1/,
+        regex: /^(LT)(\d{9}|\d{12})$/
+      }
+    };
+  })();
+  COUNTRIES.luxembourg = {
+    calcs: function(vat) {
       var expect = +vat.slice(6, 8);
@@ -870,35 +1023,14 @@ var checkDigit = +vat.slice(0, 6) % 89;
     },
-    latvia: function (vat, countryName) {
+    rules: {
+      regex: /^(LU)(\d{8})$/
+    }
+  };
+  COUNTRIES.malta = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
 
-      // Differentiate between legal entities and natural bodies. For the latter we simply check that
-      // the first six digits correspond to valid DDMMYY dates.
-      if ((/^[0-3]/).test(vat)) {
-        return !!(/^[0-3][0-9][0-1][0-9]/).test(vat);
-      } else {
-
-        // Extract the next digit and multiply by the counter.
-        for (var i = 0; i < 10; i++) {
-          total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
-        }
-
-        // Establish check digits by getting modulus 11.
-        if (total % 11 === 4 && vat[0] === 9) total = total - 45;
-        if (total % 11 === 4)
-          total = 4 - total % 11;
-        else if (total % 11 > 4)
-          total = 14 - total % 11;
-        else if (total % 11 < 4)
-          total = 3 - total % 11;
-
-        // Compare it with the last character of the VAT number. If it's the same, then it's valid.
-        expect = +vat.slice(10, 11);
-        return total === expect;
-      }
-    },
-    malta: function (vat, countryName) {
-      var total = 0;
       // Extract the next digit and multiply by the counter.
       for (var i = 0; i < 6; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -913,7 +1045,22 @@
     },
-    netherlands: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        3,
+        4,
+        6,
+        7,
+        8,
+        9
+      ],
+      regex: /^(MT)([1-9]\d{7})$/
+    }
+  };
+  COUNTRIES.netherlands = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Extract the next digit and multiply by the counter.
       for (var i = 0; i < 8; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -931,4 +1078,20 @@
     },
-    norway: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        9,
+        8,
+        7,
+        6,
+        5,
+        4,
+        3,
+        2
+      ],
+      regex: /^(NL)(\d{9})B\d{2}$/
+    }
+  };
+  COUNTRIES.norway = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
       // See http://www.brreg.no/english/coordination/number.html
@@ -938,3 +1101,3 @@
       for (var i = 0; i < 8; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -944,7 +1107,8 @@
       total = 11 - total % 11;
+
       if (total === 11) {
         total = 0;
       }
+
       if (total < 10) {
-
         // Compare it with the last character of the VAT number. If it's the same, then it's valid.
@@ -955,7 +1119,24 @@ expect = +vat.slice(8, 9);
     },
-    poland: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        3,
+        2,
+        7,
+        6,
+        5,
+        4,
+        3,
+        2
+      ],
+      regex: /^(NO)(\d{9})$/
+    }
+  };
+  COUNTRIES.poland = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Extract the next digit and multiply by the counter.
       for (var i = 0; i < 9; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -973,7 +1154,25 @@
     },
-    portugal: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        6,
+        5,
+        7,
+        2,
+        3,
+        4,
+        5,
+        6,
+        7
+      ],
+      regex: /^(PL)(\d{10})$/
+    }
+  };
+  COUNTRIES.portugal = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Extract the next digit and multiply by the counter.
       for (var i = 0; i < 8; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
@@ -991,7 +1190,24 @@
     },
-    romania: function (vat, countryName) {
+    rules: {
+      multipliers: [
+        9,
+        8,
+        7,
+        6,
+        5,
+        4,
+        3,
+        2
+      ],
+      regex: /^(PT)(\d{9})$/
+    }
+  };
+  COUNTRIES.romania = {
+    calcs: function(vat) {
       var total = 0;
+      var expect;
+
       // Extract the next digit and multiply by the counter.
       var vatLength = vat.length;
-      var multipliers = CONDITIONS[countryName].multipliers.slice(10 - vatLength);
+      var multipliers = this.rules.multipliers.slice(10 - vatLength);
 
@@ -1010,36 +1226,26 @@ for (var i = 0; i < vat.length - 1; i++) {
     },
-    serbia: function (vat) {
-      // Checks the check digits of a Serbian VAT number using ISO 7064, MOD 11-10 for check digit.
+    rules: {
+      multipliers: [
+        7,
+        5,
+        3,
+        2,
+        1,
+        7,
+        5,
+        3,
+        2
+      ],
+      regex: /^(RO)([1-9]\d{1,9})$/
+    }
+  };
+  COUNTRIES.russia = (function() {
 
-      var product = 10;
-      var sum = 0;
-      var checkDigit;
-
-      for (var i = 0; i < 8; i++) {
-
-        // Extract the next digit and implement the algorithm
-        sum = (+vat.charAt(i) + product) % 10;
-        if (sum === 0) {
-          sum = 10;
-        }
-        product = (2 * sum) % 11;
-      }
-
-      // Now check that we have the right check digit
-      expect = 1;
-      checkDigit = (product + (+vat.slice(8, 9))) % 10;
-      return checkDigit === expect;
-    },
-    russia: function (vat, countryName) {
+    function _check10DigitINN(vat, rules) {
       var total = 0;
-      var expect2;
 
-      // Checks the check digits of a Russian INN number
-      // See http://russianpartner.biz/test_inn.html for algorithm
-
-      // 10 digit INN numbers
       if (vat.length === 10) {
 
         for (var i = 0; i < 10; i++) {
-          total += +vat.charAt(i) * CONDITIONS[countryName].multipliers.m_1[i];
+          total += +vat.charAt(i) * rules.multipliers.m_1[i];
         }
@@ -1053,15 +1259,21 @@
         // Compare it with the last character of the VAT number. If it is the same, then it's valid
-        expect = +vat.slice(9, 10);
+        var expect = +vat.slice(9, 10);
         return total === expect;
+      }
 
-        // 12 digit INN numbers
-      } else if (vat.length === 12) {
-        var total1 = 0;
-        var total2 = 0;
+      return false;
+    }
 
+    function _check12DigitINN(vat, rules) {
+      var total1 = 0;
+      var total2 = 0;
+
+      if (vat.length === 12) {
+
         for (var j = 0; j < 11; j++) {
-          total1 += +vat.charAt(j) * CONDITIONS[countryName].multipliers.m_2[j];
+          total1 += +vat.charAt(j) * rules.multipliers.m_2[j];
         }
 
         total1 = total1 % 11;
+
         if (total1 > 9) {
@@ -1072,3 +1284,3 @@ total1 = total1 % 10;
         for (var k = 0; k < 11; k++) {
-          total2 += +vat.charAt(k) * CONDITIONS[countryName].multipliers.m_3[k];
+          total2 += +vat.charAt(k) * rules.multipliers.m_3[k];
         }
@@ -1083,10 +1295,226 @@
         // character of the VAT number. If they're both the same, then it's valid
-        //expect = +vat.slice(10, 11);
-        expect = (total1 === +vat.slice(10, 11));
-        //expect2 = +vat.slice(11, 12);
-        expect2 = (total2 === +vat.slice(11, 12));
+        var expect = (total1 === +vat.slice(10, 11));
+        var expect2 = (total2 === +vat.slice(11, 12));
         return (expect) && (expect2);
       }
+
+      return false;
+    }
+
+
+    return {
+      calcs: function(vat) {
+        // See http://russianpartner.biz/test_inn.html for algorithm
+        return _check10DigitINN(vat, this.rules) || _check12DigitINN(vat, this.rules);
+      },
+      rules: {
+        multipliers: {
+          "m_1": [
+            2,
+            4,
+            10,
+            3,
+            5,
+            9,
+            4,
+            6,
+            8,
+            0
+          ],
+          "m_2": [
+            7,
+            2,
+            4,
+            10,
+            3,
+            5,
+            9,
+            4,
+            6,
+            8,
+            0
+          ],
+          "m_3": [
+            3,
+            7,
+            2,
+            4,
+            10,
+            3,
+            5,
+            9,
+            4,
+            6,
+            8,
+            0
+          ]
+        },
+        regex: /^(RU)(\d{10}|\d{12})$/
+      }
+    };
+  })();
+  COUNTRIES.serbia = {
+    calcs: function(vat) {
+      // Checks the check digits of a Serbian VAT number using ISO 7064, MOD 11-10 for check digit.
+
+      var product = 10;
+      var sum = 0;
+      var checkDigit;
+
+      for (var i = 0; i < 8; i++) {
+
+        // Extract the next digit and implement the algorithm
+        sum = (+vat.charAt(i) + product) % 10;
+        if (sum === 0) {
+          sum = 10;
+        }
+        product = (2 * sum) % 11;
+      }
+
+      // Now check that we have the right check digit
+      var expect = 1;
+      checkDigit = (product + (+vat.slice(8, 9))) % 10;
+      return checkDigit === expect;
     },
-    sweden: function (vat) {
+    rules: {
+      regex: /^(RS)(\d{9})$/
+    }
+  };
+  COUNTRIES.slovakia_republic = {
+    calcs: function(vat) {
+      var expect = 0;
+      var checkDigit = (vat % 11);
+      return checkDigit === expect;
+    },
+    rules: {
+      regex: /^(SK)([1-9]\d[2346-9]\d{7})$/
+    }
+  };
+  COUNTRIES.slovenia = {
+    calcs: function(vat) {
+      var total = 0;
+      var expect;
+
+      // Extract the next digit and multiply by the counter.
+      for (var i = 0; i < 7; i++) {
+        total += +vat.charAt(i) * this.rules.multipliers[i];
+      }
+
+      // Establish check digits using modulus 11
+      total = 11 - total % 11;
+      if (total === 10) {
+        total = 0;
+      }
+
+      // Compare the number with the last character of the VAT number. If it is the
+      // same, then it's a valid check digit.
+      expect = +vat.slice(7, 8);
+      return !!(total !== 11 && total === expect);
+    },
+    rules: {
+      multipliers: [
+        8,
+        7,
+        6,
+        5,
+        4,
+        3,
+        2
+      ],
+      regex: /^(SI)([1-9]\d{7})$/
+    }
+  };
+  COUNTRIES.spain = {
+    calcs: function(vat) {
+      var i = 0;
+      var total = 0;
+      var temp;
+      var expect;
+
+      // National juridical entities
+      if (this.rules.additional[0].test(vat)) {
+
+        // Extract the next digit and multiply by the counter.
+        for (i = 0; i < 7; i++) {
+          temp = vat.charAt(i + 1) * this.rules.multipliers[i];
+          if (temp > 9)
+            total += Math.floor(temp / 10) + temp % 10;
+          else
+            total += temp;
+        }
+        // Now calculate the check digit itself.
+        total = 10 - total % 10;
+        if (total === 10) {
+          total = 0;
+        }
+
+        // Compare it with the last character of the VAT number. If it's the same, then it's valid.
+        expect = +vat.slice(8, 9);
+        return total === expect;
+      }
+
+      // Juridical entities other than national ones
+      else if (this.rules.additional[1].test(vat)) {
+
+        // Extract the next digit and multiply by the counter.
+        for (i = 0; i < 7; i++) {
+          temp = vat.charAt(i + 1) * this.rules.multipliers[i];
+          if (temp > 9)
+            total += Math.floor(temp / 10) + temp % 10;
+          else
+            total += temp;
+        }
+
+        // Now calculate the check digit itself.
+        total = 10 - total % 10;
+        total = String.fromCharCode(total + 64);
+
+        // Compare it with the last character of the VAT number. If it's the same, then it's valid.
+        expect = vat.slice(8, 9);
+        return total === expect;
+      }
+
+      // Personal number (NIF) (starting with numeric of Y or Z)
+      else if (this.rules.additional[2].test(vat)) {
+        var tempnumber = vat;
+        if (tempnumber.substring(0, 1) === 'Y') tempnumber = tempnumber.replace(/Y/, '1');
+        if (tempnumber.substring(0, 1) === 'Z') tempnumber = tempnumber.replace(/Z/, '2');
+        expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+tempnumber.substring(0, 8) % 23);
+        return tempnumber.charAt(8) === expect;
+      }
+
+      // Personal number (NIF) (starting with K, L, M, or X)
+      else if (this.rules.additional[3].test(vat)) {
+        expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+vat.substring(1, 8) % 23);
+        return vat.charAt(8) === expect;
+      } else return false;
+    },
+    rules: {
+      multipliers: [
+        2,
+        1,
+        2,
+        1,
+        2,
+        1,
+        2
+      ],
+      regex: [
+        /^(ES)([A-Z]\d{8})$/,
+        /^(ES)([A-HN-SW]\d{7}[A-J])$/,
+        /^(ES)([0-9YZ]\d{7}[A-Z])$/,
+        /^(ES)([KLMX]\d{7}[A-Z])$/
+      ],
+      additional: [
+        /^[A-H|J|U|V]\d{8}$/,
+        /^[A-H|N-S|W]\d{7}[A-J]$/,
+        /^[0-9|Y|Z]\d{7}[A-Z]$/,
+        /^[K|L|M|X]\d{7}[A-Z]$/
+      ]
+    }
+  };
+  COUNTRIES.sweden = {
+    calcs: function(vat) {
+      var expect;
+
       // Calculate R where R = R1 + R3 + R5 + R7 + R9, and Ri = INT(Ci/5) + (Ci*2) modulo 10
@@ -1113,32 +1541,115 @@ var R = 0;
     },
-    slovenia: function (vat, countryName) {
+    rules: {
+      regex: /^(SE)(\d{10}01)$/
+    }
+  };
+  COUNTRIES.switzerland = {
+    calcs: function(vat) {
       var total = 0;
+      for (var i = 0; i < 8; i++) {
+        total += +vat.charAt(i) * this.rules.multipliers[i];
+      }
+
+      // Establish check digit.
+      total = 11 - total % 11;
+      if (total === 10) return false;
+      if (total === 11) total = 0;
+
+      // Check to see if the check digit given is correct, If not, we have an error with the VAT number
+      var expect = +vat.substr(8, 1);
+      return total === expect;
+    },
+    rules: {
+      multipliers: [
+        5,
+        4,
+        3,
+        2,
+        7,
+        6,
+        5,
+        4
+      ],
+      regex: /^(CHE)(\d{9})(MWST)?$/
+    }
+  };
+  COUNTRIES.united_kingdom = {
+    calcs: function(vat) {
+      var total = 0;
+      var expect;
+
+      // Government departments
+      if (vat.substr(0, 2) === 'GD') {
+        expect = 500;
+        return vat.substr(2, 3) < expect;
+      }
+
+      // Health authorities
+      if (vat.substr(0, 2) === 'HA') {
+        expect = 499;
+        return vat.substr(2, 3) > expect;
+      }
+
+      // Standard and commercial numbers
+
+
+      // 0 VAT numbers disallowed!
+      if (+vat.slice(0) === 0) return false;
+
+      // Check range is OK for modulus 97 calculation
+      var no = +vat.slice(0, 7);
+
       // Extract the next digit and multiply by the counter.
       for (var i = 0; i < 7; i++) {
-        total += +vat.charAt(i) * CONDITIONS[countryName].multipliers[i];
+        total += +vat.charAt(i) * this.rules.multipliers[i];
       }
 
-      // Establish check digits using modulus 11
-      total = 11 - total % 11;
-      if (total === 10) {
-        total = 0;
+      // Old numbers use a simple 97 modulus, but new numbers use an adaptation of that (less 55). Our
+      // VAT number could use either system, so we check it against both.
+
+      // Establish check digits by subtracting 97 from total until negative.
+      var checkDigit = total;
+      while (checkDigit > 0) {
+        checkDigit = checkDigit - 97;
       }
 
-      // Compare the number with the last character of the VAT number. If it is the
-      // same, then it's a valid check digit.
-      expect = +vat.slice(7, 8);
-      return !!(total !== 11 && total === expect);
+      // Get the absolute value and compare it with the last two characters of the VAT number. If the
+      // same, then it is a valid traditional check digit. However, even then the number must fit within
+      // certain specified ranges.
+      checkDigit = Math.abs(checkDigit);
+      if (checkDigit === +vat.slice(7, 9) && no < 9990001 && (no < 100000 || no > 999999) && (no < 9490001 || no > 9700000)) return true;
+
+      // Now try the new method by subtracting 55 from the check digit if we can - else add 42
+      if (checkDigit >= 55)
+        checkDigit = checkDigit - 55;
+      else
+        checkDigit = checkDigit + 42;
+      expect = +vat.slice(7, 9);
+      return !!(checkDigit === expect && no > 1000000);
     },
-    slovakia_republic: function (vat) {
-      var expect = 0;
-      var checkDigit = (vat % 11);
-      // Checks the check digits of a Slovakian VAT number.
-      // Check that the modulus of the whole VAT number is 0 - else error
-      return checkDigit === expect;
+    rules: {
+      multipliers: [
+        8,
+        7,
+        6,
+        5,
+        4,
+        3,
+        2
+      ],
+      regex: [
+        /^(GB)?(\d{9})$/,
+        /^(GB)?(\d{12})$/,
+        /^(GB)?(GD\d{3})$/,
+        /^(GB)?(HA\d{3})$/
+      ]
     }
   };
 
+  //Support of node.js
+
   if (typeof module === 'object' && module.exports) module.exports = exports;
 
   return exports;
+
 })();

dist/jsvat.min.js

@@ -1,2 +0,2 @@
-var jsvat=function(){"use strict";function r(r,e){return e.test(r)}function e(r,e,t){var i=e.exec(r),l=i[2];return u[t](l,t)}function t(t,i,l){var a=!1;return r(t,i)&&(a=e(t,i,l)),a}var i,l,a={austria:{multipliers:[1,2,1,2,1,2,1],regex:/^(AT)U(\d{8})$/},belgium:{regex:/^(BE)(0?\d{9})$/},bulgaria:{multipliers:{physical:[2,4,8,5,10,9,7,3,6],foreigner:[21,19,17,13,11,9,7,3,1],miscellaneous:[4,3,2,7,6,5,4,3,2]},regex:/^(BG)(\d{9,10})$/},switzerland:{multipliers:[5,4,3,2,7,6,5,4],regex:/^(CHE)(\d{9})(MWST)?$/},cyprus:{regex:/^(CY)([0-59]\d{7}[A-Z])$/},czech_republic:{multipliers:[8,7,6,5,4,3,2],lookup:[8,7,6,5,4,3,2,1,0,9,10],regex:/^(CZ)(\d{8,10})(\d{3})?$/,additional:[/^\d{8}$/,/^[0-5][0-9][0|1|5|6]\d[0-3]\d\d{3}$/,/^6\d{8}$/,/^\d{2}[0-3|5-8]\d[0-3]\d\d{4}$/]},germany:{regex:/^(DE)([1-9]\d{8})$/},denmark:{multipliers:[2,7,6,5,4,3,2,1],regex:/^(DK)(\d{8})$/},estonia:{multipliers:[3,7,1,3,7,1,3,7],regex:/^(EE)(10\d{7})$/},greece:{multipliers:[256,128,64,32,16,8,4,2],regex:/^(EL)(\d{9})$/},spain:{multipliers:[2,1,2,1,2,1,2],regex:[/^(ES)([A-Z]\d{8})$/,/^(ES)([A-HN-SW]\d{7}[A-J])$/,/^(ES)([0-9YZ]\d{7}[A-Z])$/,/^(ES)([KLMX]\d{7}[A-Z])$/],additional:[/^[A-H|J|U|V]\d{8}$/,/^[A-H|N-S|W]\d{7}[A-J]$/,/^[0-9|Y|Z]\d{7}[A-Z]$/,/^[K|L|M|X]\d{7}[A-Z]$/]},europe:{regex:/^(EU)(\d{9})$/},finland:{multipliers:[7,9,10,5,8,4,2],regex:/^(FI)(\d{8})$/},france:{regex:[/^(FR)(\d{11})$/,/^(FR)([A-HJ-NP-Z]\d{10})$/,/^(FR)(\d[A-HJ-NP-Z]\d{9})$/,/^(FR)([A-HJ-NP-Z]{2}\d{9})$/]},united_kingdom:{multipliers:[8,7,6,5,4,3,2],regex:[/^(GB)?(\d{9})$/,/^(GB)?(\d{12})$/,/^(GB)?(GD\d{3})$/,/^(GB)?(HA\d{3})$/]},croatia:{regex:/^(HR)(\d{11})$/},hungary:{multipliers:[9,7,3,1,9,7,3],regex:/^(HU)(\d{8})$/},ireland:{multipliers:[8,7,6,5,4,3,2],regex:[/^(IE)(\d{7}[A-W])$/,/^(IE)([7-9][A-Z\*\+)]\d{5}[A-W])$/,/^(IE)(\d{7}[A-W][AH])$/]},italy:{multipliers:[1,2,1,2,1,2,1,2,1,2],regex:/^(IT)(\d{11})$/},latvia:{multipliers:[9,1,4,8,3,10,2,5,7,6],regex:/^(LV)(\d{11})$/},lithunia:{multipliers:{"short":[3,4,5,6,7,8,9,1],med:[1,2,3,4,5,6,7,8,9,1,2],alt:[3,4,5,6,7,8,9,1,2,3,4]},regex:/^(LT)(\d{9}|\d{12})$/},luxembourg:{regex:/^(LU)(\d{8})$/},malta:{multipliers:[3,4,6,7,8,9],regex:/^(MT)([1-9]\d{7})$/},netherlands:{multipliers:[9,8,7,6,5,4,3,2],regex:/^(NL)(\d{9})B\d{2}$/},norway:{multipliers:[3,2,7,6,5,4,3,2],regex:/^(NO)(\d{9})$/},poland:{multipliers:[6,5,7,2,3,4,5,6,7],regex:/^(PL)(\d{10})$/},portugal:{multipliers:[9,8,7,6,5,4,3,2],regex:/^(PT)(\d{9})$/},romania:{multipliers:[7,5,3,2,1,7,5,3,2],regex:/^(RO)([1-9]\d{1,9})$/},russia:{multipliers:{m_1:[2,4,10,3,5,9,4,6,8,0],m_2:[7,2,4,10,3,5,9,4,6,8,0],m_3:[3,7,2,4,10,3,5,9,4,6,8,0]},regex:/^(RU)(\d{10}|\d{12})$/},serbia:{regex:/^(RS)(\d{9})$/},slovenia:{multipliers:[8,7,6,5,4,3,2],regex:/^(SI)([1-9]\d{7})$/},slovakia_republic:{regex:/^(SK)([1-9]\d[2346-9]\d{7})$/},sweden:{regex:/^(SE)(\d{10}01)$/}},n={checkVAT:function(r){if(!r)return!1;r=r.toString().toUpperCase().replace(/(\s|-|\.)+/g,"");for(var e in a)if(a.hasOwnProperty(e)){var i=a[e].regex;if(Array.isArray(i)){for(var l=0;l<i.length;l++)if(t(r,i[l],e))return!0}else if(t(r,i,e))return!0}return!1}},u={austria:function(r,e){for(var t=0,n=0;7>n;n++)l=r.charAt(n)*a[e].multipliers[n],t+=l>9?Math.floor(l/10)+l%10:l;return t=10-(t+4)%10,10===t&&(t=0),i=+r.slice(7,8),t===i},belgium:function(r){if(9===r.length&&(r="0"+r),0===+r.slice(1,2))return!1;var e=97-+r.slice(0,8)%97;return i=+r.slice(8,10),e===i},bulgaria:function(r,e){var t=function(){var e=0;l=0;for(var t=0;8>t;t++)l+=+r.charAt(t)*(t+1);if(e=l%11,10!==e)return i=+r.slice(8),e===i;l=0;for(var a=0;8>a;a++)l+=+r.charAt(a)*(a+3);return e=l%11,10===e&&(e=0),i=+r.slice(8),e===i},n=function(){var t=0;if(/^\d\d[0-5]\d[0-3]\d\d{4}$/.test(r)){var i=+r.slice(2,4);if(i>0&&13>i||i>20&&33>i||i>40&&53>i){t=0;for(var l=0;9>l;l++)t+=+r.charAt(l)*a[e].multipliers.physical[l];if(t%=11,10===t&&(t=0),t===+r.substr(9,1))return!0}}return!1},u=function(){for(var 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t=0,i=0;9>i;i++)t+=+r.charAt(i)*e.multipliers.miscellaneous[i];if(t=11-t%11,10===t)return!1;11===t&&(t=0);var s=+r.substr(9,1);return t===s}return{calcs:function(s){return 9===s.length?r(s):e(s,this.rules)||t(s,this.rules)||i(s,this.rules)},rules:{multipliers:{physical:[2,4,8,5,10,9,7,3,6],foreigner:[21,19,17,13,11,9,7,3,1],miscellaneous:[4,3,2,7,6,5,4,3,2]},regex:/^(BG)(\d{9,10})$/}}}(),u.croatia={calcs:function(r){for(var e,t=10,i=0,s=0;10>s;s++)i=(+r.charAt(s)+t)%10,0===i&&(i=10),t=2*i%11;return e=+r.slice(10,11),(t+e)%10===1},rules:{regex:/^(HR)(\d{11})$/}},u.cyprus={calcs:function(r){var e,t=0;if(12===+r.slice(0,2))return!1;for(var i=0;8>i;i++){var s=+r.charAt(i);if(i%2===0)switch(s){case 0:s=1;break;case 1:s=0;break;case 2:s=5;break;case 3:s=7;break;case 4:s=9;break;default:s=2*s+3}t+=s}return t%=26,t=String.fromCharCode(t+65),e=r.substr(8,1),t===e},rules:{regex:/^(CY)([0-59]\d{7}[A-Z])$/}},u.czech_republic=function(){function r(r,e){var t=0;if(e.additional[0].test(r)){for(var i=0;7>i;i++)t+=+r.charAt(i)*e.multipliers[i];t=11-t%11,10===t&&(t=0),11===t&&(t=1);var s=+r.slice(7,8);return t===s}return!1}function e(r,e){var t=0;if(e.additional[2].test(r)){for(var i=0;7>i;i++)t+=+r.charAt(i+1)*e.multipliers[i];t=11-t%11,10===t&&(t=0),11===t&&(t=1);var s=+r.slice(8,9);return e.lookup[t-1]===s}return!1}function t(r,e){if(e.additional[3].test(r)){var t=+r.slice(0,2)+r.slice(2,4)+r.slice(4,6)+r.slice(6,8)+r.slice(8),i=+r%11===0;return!(t%11!==0||!i)}return!1}return{calcs:function(i){return r(i,this.rules)?!0:e(i,this.rules)?!0:!!t(i,this.rules)},rules:{multipliers:[8,7,6,5,4,3,2],lookup:[8,7,6,5,4,3,2,1,0,9,10],regex:/^(CZ)(\d{8,10})(\d{3})?$/,additional:[/^\d{8}$/,/^[0-5][0-9][0|1|5|6]\d[0-3]\d\d{3}$/,/^6\d{8}$/,/^\d{2}[0-3|5-8]\d[0-3]\d\d{4}$/]}}}(),u.denmark={calcs:function(r){for(var e=0,t=0;8>t;t++)e+=+r.charAt(t)*this.rules.multipliers[t];return e%11===0},rules:{multipliers:[2,7,6,5,4,3,2,1],regex:/^(DK)(\d{8})$/}},u.estonia={calcs:function(r){for(var e,t=0,i=0;8>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=10-t%10,10===t&&(t=0),e=+r.slice(8,9),t===e},rules:{multipliers:[3,7,1,3,7,1,3,7],regex:/^(EE)(10\d{7})$/}},u.europe={calcs:function(r){return!0},rules:{regex:/^(EU)(\d{9})$/}},u.finland={calcs:function(r){for(var e,t=0,i=0;7>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=11-t%11,t>9&&(t=0),e=+r.slice(7,8),t===e},rules:{multipliers:[7,9,10,5,8,4,2],regex:/^(FI)(\d{8})$/}},u.france={calcs:function(r){var e,t;return/^\d{11}$/.test(r)?(e=+r.substring(2),e=(100*e+12)%97,t=+r.slice(0,2),e===t):!0},rules:{regex:[/^(FR)(\d{11})$/,/^(FR)([A-HJ-NP-Z]\d{10})$/,/^(FR)(\d[A-HJ-NP-Z]\d{9})$/,/^(FR)([A-HJ-NP-Z]{2}\d{9})$/]}},u.germany={calcs:function(r){for(var e,t=10,i=0,s=0,l=0;8>l;l++)i=(+r.charAt(l)+t)%10,0===i&&(i=10),t=2*i%11;return s=11-t===10?0:11-t,e=+r.slice(8,9),s===e},rules:{regex:/^(DE)([1-9]\d{8})$/}},u.greece={calcs:function(r){var e,t=0;8===r.length&&(r="0"+r);for(var i=0;8>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t%=11,t>9&&(t=0),e=+r.slice(8,9),t===e},rules:{multipliers:[256,128,64,32,16,8,4,2],regex:/^(EL)(\d{9})$/}},u.hungary={calcs:function(r){for(var e,t=0,i=0;7>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=10-t%10,10===t&&(t=0),e=+r.slice(7,8),t===e},rules:{multipliers:[9,7,3,1,9,7,3],regex:/^(HU)(\d{8})$/}},u.ireland={calcs:function(r){var e,t=0;this.rules.typeFormats.first.test(r)&&(r="0"+r.substring(2,7)+r.substring(0,1)+r.substring(7,8));for(var i=0;7>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return this.rules.typeFormats.third.test(r)&&(t+="H"===r.charAt(8)?72:9),t%=23,t=0===t?"W":String.fromCharCode(t+64),e=r.slice(7,8),t===e},rules:{multipliers:[8,7,6,5,4,3,2],typeFormats:{first:/^\d[A-Z\*\+]/,third:/^\d{7}[A-Z][AH]$/},regex:[/^(IE)(\d{7}[A-W])$/,/^(IE)([7-9][A-Z\*\+)]\d{5}[A-W])$/,/^(IE)(\d{7}[A-W][AH])$/]}},u.italy={calcs:function(r){var e,t,i=0;if(0===+r.slice(0,7))return!1;if(e=+r.slice(7,10),1>e||e>201&&999!==e&&888!==e)return!1;for(var s=0;10>s;s++)e=+r.charAt(s)*this.rules.multipliers[s],i+=e>9?Math.floor(e/10)+e%10:e;return i=10-i%10,i>9&&(i=0),t=+r.slice(10,11),i===t},rules:{multipliers:[1,2,1,2,1,2,1,2,1,2],regex:/^(IT)(\d{11})$/}},u.latvia={calcs:function(r){var e,t=0;if(/^[0-3]/.test(r))return!!/^[0-3][0-9][0-1][0-9]/.test(r);for(var i=0;10>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t%11===4&&9===r[0]&&(t-=45),t%11===4?t=4-t%11:t%11>4?t=14-t%11:4>t%11&&(t=3-t%11),e=+r.slice(10,11),t===e},rules:{multipliers:[9,1,4,8,3,10,2,5,7,6],regex:/^(LV)(\d{11})$/}},u.lithunia=function(){function r(r,e,t){return+r.charAt(t)*e[t]}function e(e,t,i){if(t%11===10){t=0;for(var s=0;8>s;s++)t+=r(e,i.multipliers["short"],s)}return t}function t(r,e){for(var t=0;8>t;t++)e+=+r.charAt(t)*(t+1);return e}function i(r){return r%=11,10===r&&(r=0),r}function s(r,s){var l=0;if(9===r.length){if(!/^\d{7}1/.test(r))return!1;l=t(r,l),l=e(r,l,s),l=i(l);var u=+r.slice(8,9);return l===u}return!1}function l(e,t,i){for(var s=0;11>s;s++)t+=r(e,i.multipliers.med,s);return t}function u(e,t,i){if(t%11===10){t=0;for(var s=0;11>s;s++)t+=r(e,i.multipliers.alt,s)}return t}function n(r,e){var t=0;if(12===r.length){if(!e.check.test(r))return!1;t=l(r,t,e),t=u(r,t,e),t=i(t);var s=+r.slice(11,12);return t===s}return!1}return{calcs:function(r){return s(r,this.rules)||n(r,this.rules)},rules:{multipliers:{"short":[3,4,5,6,7,8,9,1],med:[1,2,3,4,5,6,7,8,9,1,2],alt:[3,4,5,6,7,8,9,1,2,3,4]},check:/^\d{10}1/,regex:/^(LT)(\d{9}|\d{12})$/}}}(),u.luxembourg={calcs:function(r){var e=+r.slice(6,8),t=+r.slice(0,6)%89;return t===e},rules:{regex:/^(LU)(\d{8})$/}},u.malta={calcs:function(r){for(var e,t=0,i=0;6>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=37-t%37,e=+r.slice(6,8),t===e},rules:{multipliers:[3,4,6,7,8,9],regex:/^(MT)([1-9]\d{7})$/}},u.netherlands={calcs:function(r){for(var e,t=0,i=0;8>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t%=11,t>9&&(t=0),e=+r.slice(8,9),t===e},rules:{multipliers:[9,8,7,6,5,4,3,2],regex:/^(NL)(\d{9})B\d{2}$/}},u.norway={calcs:function(r){for(var e,t=0,i=0;8>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=11-t%11,11===t&&(t=0),10>t?(e=+r.slice(8,9),t===e):void 0},rules:{multipliers:[3,2,7,6,5,4,3,2],regex:/^(NO)(\d{9})$/}},u.poland={calcs:function(r){for(var e,t=0,i=0;9>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t%=11,t>9&&(t=0),e=+r.slice(9,10),t===e},rules:{multipliers:[6,5,7,2,3,4,5,6,7],regex:/^(PL)(\d{10})$/}},u.portugal={calcs:function(r){for(var e,t=0,i=0;8>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=11-t%11,t>9&&(t=0),e=+r.slice(8,9),t===e},rules:{multipliers:[9,8,7,6,5,4,3,2],regex:/^(PT)(\d{9})$/}},u.romania={calcs:function(r){for(var e,t=0,i=r.length,s=this.rules.multipliers.slice(10-i),l=0;l<r.length-1;l++)t+=+r.charAt(l)*s[l];return t=10*t%11,10===t&&(t=0),e=+r.slice(r.length-1,r.length),t===e},rules:{multipliers:[7,5,3,2,1,7,5,3,2],regex:/^(RO)([1-9]\d{1,9})$/}},u.russia=function(){function r(r,e){var t=0;if(10===r.length){for(var i=0;10>i;i++)t+=+r.charAt(i)*e.multipliers.m_1[i];t%=11,t>9&&(t%=10);var s=+r.slice(9,10);return t===s}return!1}function e(r,e){var t=0,i=0;if(12===r.length){for(var s=0;11>s;s++)t+=+r.charAt(s)*e.multipliers.m_2[s];t%=11,t>9&&(t%=10);for(var l=0;11>l;l++)i+=+r.charAt(l)*e.multipliers.m_3[l];i%=11,i>9&&(i%=10);var u=t===+r.slice(10,11),n=i===+r.slice(11,12);return u&&n}return!1}return{calcs:function(t){return r(t,this.rules)||e(t,this.rules)},rules:{multipliers:{m_1:[2,4,10,3,5,9,4,6,8,0],m_2:[7,2,4,10,3,5,9,4,6,8,0],m_3:[3,7,2,4,10,3,5,9,4,6,8,0]},regex:/^(RU)(\d{10}|\d{12})$/}}}(),u.serbia={calcs:function(r){for(var e,t=10,i=0,s=0;8>s;s++)i=(+r.charAt(s)+t)%10,0===i&&(i=10),t=2*i%11;var l=1;return e=(t+ +r.slice(8,9))%10,e===l},rules:{regex:/^(RS)(\d{9})$/}},u.slovakia_republic={calcs:function(r){var e=0,t=r%11;return t===e},rules:{regex:/^(SK)([1-9]\d[2346-9]\d{7})$/}},u.slovenia={calcs:function(r){for(var e,t=0,i=0;7>i;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=11-t%11,10===t&&(t=0),e=+r.slice(7,8),!(11===t||t!==e)},rules:{multipliers:[8,7,6,5,4,3,2],regex:/^(SI)([1-9]\d{7})$/}},u.spain={calcs:function(r){var e,t,i=0,s=0;if(this.rules.additional[0].test(r)){for(i=0;7>i;i++)e=r.charAt(i+1)*this.rules.multipliers[i],s+=e>9?Math.floor(e/10)+e%10:e;return s=10-s%10,10===s&&(s=0),t=+r.slice(8,9),s===t}if(this.rules.additional[1].test(r)){for(i=0;7>i;i++)e=r.charAt(i+1)*this.rules.multipliers[i],s+=e>9?Math.floor(e/10)+e%10:e;return s=10-s%10,s=String.fromCharCode(s+64),t=r.slice(8,9),s===t}if(this.rules.additional[2].test(r)){var l=r;return"Y"===l.substring(0,1)&&(l=l.replace(/Y/,"1")),"Z"===l.substring(0,1)&&(l=l.replace(/Z/,"2")),t="TRWAGMYFPDXBNJZSQVHLCKE".charAt(+l.substring(0,8)%23),l.charAt(8)===t}return this.rules.additional[3].test(r)?(t="TRWAGMYFPDXBNJZSQVHLCKE".charAt(+r.substring(1,8)%23),r.charAt(8)===t):!1},rules:{multipliers:[2,1,2,1,2,1,2],regex:[/^(ES)([A-Z]\d{8})$/,/^(ES)([A-HN-SW]\d{7}[A-J])$/,/^(ES)([0-9YZ]\d{7}[A-Z])$/,/^(ES)([KLMX]\d{7}[A-Z])$/],additional:[/^[A-H|J|U|V]\d{8}$/,/^[A-H|N-S|W]\d{7}[A-J]$/,/^[0-9|Y|Z]\d{7}[A-Z]$/,/^[K|L|M|X]\d{7}[A-Z]$/]}},u.sweden={calcs:function(r){for(var e,t,i=0,s=0;9>s;s+=2)t=+r.charAt(s),i+=Math.floor(t/5)+2*t%10;for(var l=0,u=1;9>u;u+=2)l+=+r.charAt(u);var n=(10-(i+l)%10)%10;return e=+r.slice(9,10),n===e},rules:{regex:/^(SE)(\d{10}01)$/}},u.switzerland={calcs:function(r){for(var e=0,t=0;8>t;t++)e+=+r.charAt(t)*this.rules.multipliers[t];if(e=11-e%11,10===e)return!1;11===e&&(e=0);var i=+r.substr(8,1);return e===i},rules:{multipliers:[5,4,3,2,7,6,5,4],regex:/^(CHE)(\d{9})(MWST)?$/}},u.united_kingdom={calcs:function(r){var e,t=0;if("GD"===r.substr(0,2))return e=500,r.substr(2,3)<e;if("HA"===r.substr(0,2))return e=499,r.substr(2,3)>e;if(0===+r.slice(0))return!1;for(var i=+r.slice(0,7),s=0;7>s;s++)t+=+r.charAt(s)*this.rules.multipliers[s];for(var l=t;l>0;)l-=97;return l=Math.abs(l),l===+r.slice(7,9)&&9990001>i&&(1e5>i||i>999999)&&(9490001>i||i>97e5)?!0:(l>=55?l-=55:l+=42,e=+r.slice(7,9),!!(l===e&&i>1e6))},rules:{multipliers:[8,7,6,5,4,3,2],regex:[/^(GB)?(\d{9})$/,/^(GB)?(\d{12})$/,/^(GB)?(GD\d{3})$/,/^(GB)?(HA\d{3})$/]}},"object"==typeof module&&module.exports&&(module.exports=n),n}();
 //# sourceMappingURL=jsvat.min.js.map

gulpfile.js

 'use strict';
 
-var gulp = require('gulp'), rename, uglify, sourcemaps, jshint, size, buddyjs, todo;
+var gulp = require('gulp');
+var config = require('./build/config.js');
+var requireDir = require('require-dir');
+requireDir('./build', { recurse: true });
 
-var src = {
-    jsDir: [
-        'src/**/*.js'
-    ]
-};
-
-var dest = {
-    dist: 'dist'
-};
-
-gulp.task('lint', function () {
-    jshint = jshint || require('gulp-jshint');
-
-    return gulp.src(src.jsDir)
-        .pipe(jshint({
-            globalstrict: true,
-            strict: false,
-            globals: {
-                angular: true,
-                localStorage: true,
-                console: true
-            }
-        }))
-        .pipe(jshint.reporter('jshint-stylish'));
+gulp.task('default', function () {
+    gulp.start('make');
+    gulp.start('watch');
 });
 
-gulp.task('webstandards', function () {
-    var webstandards = require('gulp-webstandards');
-    
-    return gulp.src(src.jsDir)
-        .pipe(webstandards());
-});
-
-gulp.task('magic_numbers', function () {
-    buddyjs = buddyjs || require('gulp-buddy.js');
-
-    return gulp.src(src.jsDir)
-        .pipe(buddyjs({
-            ignore: [0, 1, 2],
-            reporter: 'detailed'
-        }));
-});
-
-gulp.task('sizes', function () {
-    size = size || require('gulp-size');
-
-    return gulp.src([
-        'dist/**/*.js',
-        'dist/**/*.css',
-        'dist/**/*.gz'
-    ]).pipe(size({showFiles: true, showTotal: true}));
-});
-
-gulp.task('js', function () {
-    sourcemaps = sourcemaps || require('gulp-sourcemaps');
-    uglify = uglify || require('gulp-uglify');
-    rename = rename || require('gulp-rename');
-
-    return gulp.src(src.jsDir)
-        .pipe(gulp.dest(dest.dist))
-        .pipe(sourcemaps.init())
-        .pipe(uglify())
-        .pipe(rename({basename: 'jsvat.min'}))
-        .pipe(sourcemaps.write('.'))
-        .pipe(gulp.dest(dest.dist))
-        ;
-});
-
-
-gulp.task('todo', function () {
-    todo = require('gulp-todo');
-
-    gulp.src('src/**/*.*')
-        .pipe(todo())
-        .pipe(gulp.dest('./'));
-});
-
 gulp.task('watch', function () {
     var watch = require('gulp-watch');
 
-    gulp.watch(src.jsDir, ['js', 'todo']);
-});
-
-gulp.task('build', function () {
-    gulp.start('js');
-    gulp.start('todo');
-});
-
-gulp.task('default', function () {
-    gulp.start('build');
-    gulp.start('watch');
-});
-
+    gulp.watch(config.js.src, ['js', 'todo']);
+});

package.json

 {
   "name": "jsvat",
-  "version": "0.6.1",
+  "version": "0.9.0",
   "description": "Check the validity of the format of an EU VAT number",
   "main": "./dist/jsvat.js",
   "scripts": {
-    "test": "mocha"
+    "test": "mocha \"test/acceptance/test_cases.js\""
   },
@@ -41,4 +41,9 @@ "license": "MIT",
     "chai": "^3.5.0",
+    "gulp-beautify": "^2.0.0",
     "gulp-buddy.js": "^1.0.0",
+    "gulp-concat": "^2.6.0",
+    "gulp-gzip": "^1.2.0",
     "gulp-jshint": "^2.0.0",
+    "gulp-notify": "^2.2.0",
+    "gulp-plumber": "^1.1.0",
     "gulp-rename": "^1.2.2",
@@ -54,4 +59,6 @@ "gulp-size": "^2.1.0",
     "jshint-stylish": "^2.1.0",
-    "mocha": "^2.4.5"
+    "mocha": "^2.4.5",
+    "require-dir": "^0.3.0",
+    "run-sequence": "^1.1.5"
   }
 }

TODO.md

 ### TODOs
 | Filename | line # | TODO
 |:------|:------:|:------
-| jsvat.js | 207 | (S.Panfilov) this is not cross-browser check
-| jsvat.js | 589 | (S.Panfilov) wtf?
+| main.js | 27 | (S.Panfilov) this is not cross-browser check

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This package is not allowed per your license policy. Review the package's license to ensure compliance.

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Found 2 instances in 1 package

Major refactor

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Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

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Fixed alerts

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Improved metrics

Number of package files

98

increased by75%

Lines of code

5565

increased by23.39%

Worsened metrics

Total package byte prevSize

303382

decreased by-8.04%

Dev dependency count

21

increased by50%

Number of medium supply chain risk alerts

3

increased byInfinity%

No dependency changes