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jsvat

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jsvat - npm Package Compare versions

Comparing version 1.1.4 to 1.1.5

.editorconfig
.eslintrc.js
.idea/codeStyleSettings.xml
.idea/inspectionProfiles/Project_Default.xml
.nvmrc
yarn.lock

929

dist/jsvat.js

@@ -5,41 +5,41 @@ var jsvat = (function() {

var COUNTRIES = {};
var COUNTRIES = {}
function _validateRegex(vat, regex) {
return regex.test(vat);
return regex.test(vat)
}
function _validateRules(vat, regex, countryName) {
var parsedNum = regex.exec(vat);
var vatNum = parsedNum[2];
var parsedNum = regex.exec(vat)
var vatNum = parsedNum[2]
return COUNTRIES[countryName].calcs(vatNum);
return COUNTRIES[countryName].calcs(vatNum)
}
function _validate(vat, regex, countryName) {
var result = false;
var result = false
if (_validateRegex(vat, regex)) {
result = _validateRules(vat, regex, countryName);
result = _validateRules(vat, regex, countryName)
}
return result;
return result
}
function _getPureVAT(vat) {
vat = vat || '';
return vat.toString().toUpperCase().replace(/(\s|-|\.)+/g, '');
vat = vat || ''
return vat.toString().toUpperCase().replace(/(\s|-|\.)+/g, '')
}
function _isCountryBlocked(config, countryName) {
if (!config || config.length === 0) return false;
if (!config || config.length === 0) return false
return config.indexOf(countryName) === -1;
return config.indexOf(countryName) === -1
}
function checkValidity(vat, countryName) {
var regexArr = COUNTRIES[countryName].rules.regex;
var regexArr = COUNTRIES[countryName].rules.regex
for (var i = 0; i < regexArr.length; i++) {
var isValid = _validate(vat, regexArr[i], countryName);
if (isValid) return isValid && !_isCountryBlocked(exports.config, countryName);
var isValid = _validate(vat, regexArr[i], countryName)
if (isValid) return isValid && !_isCountryBlocked(exports.config, countryName)
}
return false;
return false
}

@@ -54,14 +54,13 @@

country: null
};
}
if (!vat) return result;
if (!vat) return result
for (var countryName in COUNTRIES) {
if (COUNTRIES.hasOwnProperty(countryName)) {
result.isValid = checkValidity(result.value, countryName)
result.isValid = checkValidity(result.value, countryName);
if (result.isValid) {
result.country = countryName;
return result;
result.country = countryName
return result
}

@@ -71,25 +70,26 @@ }

return result;
return result
}
}
}
};
// eslint-disable-next-line no-undef
COUNTRIES.austria = {
calcs: function(vat) {
var total = 0;
var temp;
var total = 0
var temp
for (var i = 0; i < 7; i++) {
temp = vat.charAt(i) * this.rules.multipliers[i];
temp = vat.charAt(i) * this.rules.multipliers[i]
if (temp > 9) {
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
} else {
total += temp;
total += temp
}
}
total = 10 - (total + 4) % 10;
if (total === 10) total = 0;
total = 10 - (total + 4) % 10
if (total === 10) total = 0
return total === +vat.slice(7, 8);
return total === +vat.slice(7, 8)
},

@@ -108,13 +108,15 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.belgium = {
calcs: function(vat) {
if (vat.length === 9) {
vat = '0' + vat;
vat = '0' + vat
}
if (+vat.slice(1, 2) === 0) return false;
if (+vat.slice(1, 2) === 0) return false
var check = (97 - +vat.slice(0, 8) % 97);
return check === +vat.slice(8, 10);
var check = (97 - +vat.slice(0, 8) % 97)
return check === +vat.slice(8, 10)
},

@@ -124,10 +126,11 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.bulgaria = (function() {
function _increase(value, vat, from, to, incr) {
for (var i = from; i < to; i++) {
value += +vat.charAt(i) * (i + incr);
value += +vat.charAt(i) * (i + incr)
}
return value;
return value
}

@@ -137,25 +140,25 @@

for (var i = from; i < to; i++) {
value += +vat.charAt(i) * multipliers[i];
value += +vat.charAt(i) * multipliers[i]
}
return value;
return value
}
function _checkNineLengthVat(vat) {
var total;
var temp = 0;
var expect = +vat.slice(8);
var total
var temp = 0
var expect = +vat.slice(8)
temp = _increase(temp, vat, 0, 8, 1);
temp = _increase(temp, vat, 0, 8, 1)
total = temp % 11;
total = temp % 11
if (total !== 10) {
return total === expect;
return total === expect
}
temp = _increase(0, vat, 0, 8, 3);
temp = _increase(0, vat, 0, 8, 3)
total = temp % 11;
if (total === 10) total = 0;
total = temp % 11
if (total === 10) total = 0
return total === expect;
return total === expect
}

@@ -167,16 +170,14 @@

// Check month
var month = +vat.slice(2, 4);
var month = +vat.slice(2, 4)
if ((month > 0 && month < 13) || (month > 20 && month < 33) || (month > 40 && month < 53)) {
var total = _increase2(0, vat, 0, 9, rules.multipliers.physical);
var total = _increase2(0, vat, 0, 9, rules.multipliers.physical)
// Establish check digit.
total = total % 11;
if (total === 10) total = 0;
total = total % 11
if (total === 10) total = 0
// 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;
if (total === +vat.substr(9, 1)) return true
}
}
return false;
return false
}

@@ -186,7 +187,7 @@

// Extract the next digit and multiply by the counter.
var total = _increase2(0, vat, 0, 9, rules.multipliers.foreigner);
var total = _increase2(0, vat, 0, 9, rules.multipliers.foreigner)
// 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 true
}

@@ -197,12 +198,12 @@ }

// Finally, if not yet identified, see if it conforms to a miscellaneous VAT number
var total = _increase2(0, vat, 0, 9, rules.multipliers.miscellaneous);
var total = _increase2(0, vat, 0, 9, rules.multipliers.miscellaneous)
// Establish check digit.
total = 11 - total % 11;
if (total === 10) return false;
if (total === 11) total = 0;
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(9, 1);
return total === expect;
var expect = +vat.substr(9, 1)
return total === expect
}

@@ -213,7 +214,6 @@

if (vat.length === 9) {
return _checkNineLengthVat(vat);
return _checkNineLengthVat(vat)
} else {
return _isPhysicalPerson(vat, this.rules) || _isForeigner(vat, this.rules) || _miscellaneousVAT(vat, this.rules);
return _isPhysicalPerson(vat, this.rules) || _isForeigner(vat, this.rules) || _miscellaneousVAT(vat, this.rules)
}
},

@@ -258,27 +258,28 @@ rules: {

}
};
})();
}
})()
// eslint-disable-next-line no-undef
COUNTRIES.croatia = {
calcs: function(vat) {
var expect;
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;
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;
sum = (+vat.charAt(i) + product) % 10
if (sum === 0) {
sum = 10;
sum = 10
}
product = (2 * sum) % 11;
product = (2 * sum) % 11
}
// Now check that we have the right check digit
expect = +vat.slice(10, 11);
return (product + expect) % 10 === 1;
expect = +vat.slice(10, 11)
return (product + expect) % 10 === 1
},

@@ -288,10 +289,12 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.cyprus = {
calcs: function(vat) {
var total = 0;
var expect;
var total = 0
var expect
// Not allowed to start with '12'
if (+vat.slice(0, 2) === 12) return false;
if (+vat.slice(0, 2) === 12) return false

@@ -301,34 +304,34 @@ // Extract the next digit and multiply by the counter.

for (var i = 0; i < 8; i++) {
var temp = +vat.charAt(i);
var temp = +vat.charAt(i)
if (i % 2 === 0) {
switch (temp) {
case 0:
temp = 1;
break;
temp = 1
break
case 1:
temp = 0;
break;
temp = 0
break
case 2:
temp = 5;
break;
temp = 5
break
case 3:
temp = 7;
break;
temp = 7
break
case 4:
temp = 9;
break;
temp = 9
break
default:
temp = temp * 2 + 3;
temp = temp * 2 + 3
}
}
total += temp;
total += temp
}
// Establish check digit using modulus 26, and translate to char. equivalent.
total = total % 26;
total = String.fromCharCode(total + 65);
total = total % 26
total = String.fromCharCode(total + 65)
// Check to see if the check digit given is correct
expect = vat.substr(8, 1);
return total === expect;
expect = vat.substr(8, 1)
return total === expect
},

@@ -338,7 +341,8 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.czech_republic = (function() {
function _isLegalEntities(vat, rules) {
var total = 0;
var total = 0

@@ -348,39 +352,38 @@ if (rules.additional[0].test(vat)) {

for (var i = 0; i < 7; i++) {
total += +vat.charAt(i) * rules.multipliers[i];
total += +vat.charAt(i) * rules.multipliers[i]
}
// Establish check digit.
total = 11 - total % 11;
if (total === 10) total = 0;
if (total === 11) total = 1;
total = 11 - total % 11
if (total === 10) total = 0
if (total === 11) total = 1
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
var expect = +vat.slice(7, 8);
return total === expect;
var expect = +vat.slice(7, 8)
return total === expect
}
return false;
return false
}
function _isIndividualType2(vat, rules) {
var total = 0;
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) * rules.multipliers[j];
total += +vat.charAt(j + 1) * rules.multipliers[j]
}
// Establish check digit.
total = 11 - total % 11;
if (total === 10) total = 0;
if (total === 11) total = 1;
total = 11 - total % 11
if (total === 10) total = 0
if (total === 11) total = 1
// Convert calculated check digit according to a lookup table;
var expect = +vat.slice(8, 9);
return rules.lookup[total - 1] === expect;
// Convert calculated check digit according to a lookup table
var expect = +vat.slice(8, 9)
return rules.lookup[total - 1] === expect
}
return false;
return false
}

@@ -390,8 +393,8 @@

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);
var expect = +vat % 11 === 0;
return !!(temp % 11 === 0 && expect);
var temp = +vat.slice(0, 2) + vat.slice(2, 4) + vat.slice(4, 6) + vat.slice(6, 8) + vat.slice(8)
var expect = +vat % 11 === 0
return !!(temp % 11 === 0 && expect)
}
return false;
return false
}

@@ -401,8 +404,7 @@

calcs: function(vat) {
if (_isLegalEntities(vat, this.rules)) return true
if (_isIndividualType2(vat, this.rules)) return true
if (_isIndividualType3(vat, this.rules)) return true
if (_isLegalEntities(vat, this.rules)) return true;
if (_isIndividualType2(vat, this.rules)) return true;
if (_isIndividualType3(vat, this.rules)) return true;
return false;
return false
},

@@ -440,13 +442,15 @@ rules: {

}
};
}());
}
}())
// eslint-disable-next-line no-undef
COUNTRIES.denmark = {
calcs: function(vat) {
var total = 0;
var total = 0
for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
return total % 11 === 0;
return total % 11 === 0
},

@@ -466,20 +470,22 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.estonia = {
calcs: function(vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits using modulus 10.
total = 10 - total % 10;
if (total === 10) total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -499,3 +505,5 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.europe = {

@@ -505,3 +513,3 @@ calcs: function() {

// country, and that there are nine digits in total.
return true;
return true
},

@@ -511,20 +519,22 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.finland = {
calcs: function(vat) {
var total = 0;
var expect;
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];
for (var i = 0; i < 7; i++) total += +vat.charAt(i) * this.rules.multipliers[i]
// Establish check digit.
total = 11 - total % 11;
total = 11 - total % 11
if (total > 9) {
total = 0;
total = 0
}
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(7, 8);
return total === expect;
expect = +vat.slice(7, 8)
return total === expect
},

@@ -543,22 +553,24 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.france = {
calcs: function(vat) {
var total;
var expect;
var total
var expect
// Checks the check digits of a French VAT number.
if (!(/^\d{11}$/).test(vat)) {
return true;
return true
}
// Extract the last nine digits as an integer.
total = +vat.substring(2);
total = +vat.substring(2)
// Establish check digit.
total = (total * 100 + 12) % 97;
total = (total * 100 + 12) % 97
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(0, 2);
return total === expect;
expect = +vat.slice(0, 2)
return total === expect
},

@@ -573,19 +585,20 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
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;
var product = 10
var sum = 0
var checkDigit = 0
var expect
for (var i = 0; i < 8; i++) {
// Extract the next digit and implement peculiar algorithm!.
sum = (+vat.charAt(i) + product) % 10;
sum = (+vat.charAt(i) + product) % 10
if (sum === 0) {
sum = 10;
sum = 10
}
product = (2 * sum) % 11;
product = (2 * sum) % 11
}

@@ -595,5 +608,5 @@

if (11 - product === 10) {
checkDigit = 0;
checkDigit = 0
} else {
checkDigit = 11 - product;
checkDigit = 11 - product
}

@@ -603,4 +616,4 @@

// check digit.
expect = +vat.slice(8, 9);
return checkDigit === expect;
expect = +vat.slice(8, 9)
return checkDigit === expect
},

@@ -610,11 +623,13 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.greece = {
calcs: function(vat) {
var total = 0;
var expect;
var total = 0
var expect
//eight character numbers should be prefixed with an 0.
// eight character numbers should be prefixed with an 0.
if (vat.length === 8) {
vat = '0' + vat;
vat = '0' + vat
}

@@ -624,14 +639,14 @@

for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digit.
total = total % 11;
total = total % 11
if (total > 9) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -651,20 +666,22 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.hungary = {
calcs: function(vat) {
var total = 0;
var expect;
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];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digit.
total = 10 - total % 10;
if (total === 10) total = 0;
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(7, 8);
return total === expect;
expect = +vat.slice(7, 8)
return total === expect
},

@@ -683,11 +700,13 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.ireland = {
calcs: function(vat) {
var total = 0;
var expect;
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 (this.rules.typeFormats.first.test(vat)) {
vat = '0' + vat.substring(2, 7) + vat.substring(0, 1) + vat.substring(7, 8);
vat = '0' + vat.substring(2, 7) + vat.substring(0, 1) + vat.substring(7, 8)
}

@@ -697,3 +716,3 @@

for (var i = 0; i < 7; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}

@@ -705,5 +724,5 @@

if (vat.charAt(8) === 'H') {
total += 72;
total += 72
} else {
total += 9;
total += 9
}

@@ -713,12 +732,12 @@ }

// Establish check digit using modulus 23, and translate to char. equivalent.
total = total % 23;
total = total % 23
if (total === 0) {
total = 'W';
total = 'W'
} else {
total = String.fromCharCode(total + 64);
total = String.fromCharCode(total + 64)
}
// Compare it with the eighth character of the VAT number. If it's the same, then it's valid.
expect = vat.slice(7, 8);
return total === expect;
expect = vat.slice(7, 8)
return total === expect
},

@@ -736,3 +755,3 @@ rules: {

typeFormats: {
first: /^\d[A-Z\*\+]/,
first: /^\d[A-Z*+]/,
third: /^\d{7}[A-Z][AH]$/

@@ -742,21 +761,23 @@ },

/^(IE)(\d{7}[A-W])$/,
/^(IE)([7-9][A-Z\*\+)]\d{5}[A-W])$/,
/^(IE)([7-9][A-Z*+)]\d{5}[A-W])$/,
/^(IE)(\d{7}[A-W][AH])$/
]
}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.italy = {
calcs: function(vat) {
var total = 0;
var temp;
var expect;
var total = 0
var temp
var expect
// The last three digits are the issuing office, and cannot exceed more 201, unless 999 or 888
if (+vat.slice(0, 7) === 0) {
return false;
return false
}
temp = +vat.slice(7, 10);
temp = +vat.slice(7, 10)
if ((temp < 1) || (temp > 201) && temp !== 999 && temp !== 888) {
return false;
return false
}

@@ -766,18 +787,18 @@

for (var i = 0; i < 10; i++) {
temp = +vat.charAt(i) * this.rules.multipliers[i];
temp = +vat.charAt(i) * this.rules.multipliers[i]
if (temp > 9)
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
else
total += temp;
total += temp
}
// Establish check digit.
total = 10 - total % 10;
total = 10 - total % 10
if (total > 9) {
total = 0;
total = 0
}
// 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;
expect = +vat.slice(10, 11)
return total === expect
},

@@ -799,7 +820,9 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.latvia = {
calcs: function(vat) {
var total = 0;
var expect;
var total = 0
var expect

@@ -809,24 +832,23 @@ // Differentiate between legal entities and natural bodies. For the latter we simply check that

if ((/^[0-3]/).test(vat)) {
return !!(/^[0-3][0-9][0-1][0-9]/).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];
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 && vat[0] === 9) total = total - 45
if (total % 11 === 4) {
total = 4 - total % 11;
total = 4 - total % 11
} else if (total % 11 > 4) {
total = 14 - total % 11;
total = 14 - total % 11
} else if (total % 11 < 4) {
total = 3 - total % 11;
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;
expect = +vat.slice(10, 11)
return total === expect
}

@@ -849,19 +871,19 @@ },

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.lithunia = (function() {
function _extractDigit(vat, multiplier, key) {
return +vat.charAt(key) * multiplier[key];
return +vat.charAt(key) * multiplier[key]
}
function _doubleCheckCalculation(vat, total, rules) {
if (total % 11 === 10) {
total = 0;
total = 0
for (var i = 0; i < 8; i++) {
total += _extractDigit(vat, rules.multipliers.short, i);
total += _extractDigit(vat, rules.multipliers.short, i)
}
}
return total;
return total
}

@@ -871,14 +893,14 @@

for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * (i + 1);
total += +vat.charAt(i) * (i + 1)
}
return total;
return total
}
function checkDigit(total) {
total = total % 11;
total = total % 11
if (total === 10) {
total = 0;
total = 0
}
return total;
return total
}

@@ -888,22 +910,21 @@

// 9 character VAT numbers are for legal persons
var total = 0;
var total = 0
if (vat.length === 9) {
// 8th character must be one
if (!(/^\d{7}1/).test(vat)) return false;
if (!(/^\d{7}1/).test(vat)) return false
// Extract the next digit and multiply by the counter+1.
total = extractDigit(vat, total);
total = extractDigit(vat, total)
// Can have a double check digit calculation!
total = _doubleCheckCalculation(vat, total, rules);
total = _doubleCheckCalculation(vat, total, rules)
// Establish check digit.
total = checkDigit(total);
total = checkDigit(total)
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
var expect = +vat.slice(8, 9);
return total === expect;
var expect = +vat.slice(8, 9)
return total === expect
}
return false;
return false
}

@@ -913,5 +934,5 @@

for (var k = 0; k < 11; k++) {
total += _extractDigit(vat, rules.multipliers.med, k);
total += _extractDigit(vat, rules.multipliers.med, k)
}
return total;
return total
}

@@ -921,35 +942,34 @@

if (total % 11 === 10) {
total = 0;
total = 0
for (var l = 0; l < 11; l++) {
total += _extractDigit(vat, rules.multipliers.alt, l);
total += _extractDigit(vat, rules.multipliers.alt, l)
}
}
return total;
return total
}
function _check12DigitVat(vat, rules) {
var total = 0;
var total = 0
// 12 character VAT numbers are for temporarily registered taxpayers
if (vat.length === 12) {
// 11th character must be one
if (!(rules.check).test(vat)) return false;
if (!(rules.check).test(vat)) return false
// Extract the next digit and multiply by the counter+1.
total = extractDigit12(vat, total, rules);
total = extractDigit12(vat, total, rules)
// Can have a double check digit calculation!
total = _doubleCheckCalculation12(vat, total, rules);
total = _doubleCheckCalculation12(vat, total, rules)
// Establish check digit.
total = checkDigit(total);
total = checkDigit(total)
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
var expect = +vat.slice(11, 12);
return total === expect;
var expect = +vat.slice(11, 12)
return total === expect
}
return false;
return false
}

@@ -959,3 +979,3 @@

calcs: function(vat) {
return _check9DigitVat(vat, this.rules) || _check12DigitVat(vat, this.rules);
return _check9DigitVat(vat, this.rules) || _check12DigitVat(vat, this.rules)
},

@@ -1004,11 +1024,13 @@ rules: {

}
};
}());
}
}())
// eslint-disable-next-line no-undef
COUNTRIES.luxembourg = {
calcs: function(vat) {
var expect = +vat.slice(6, 8);
var checkDigit = +vat.slice(0, 6) % 89;
var expect = +vat.slice(6, 8)
var checkDigit = +vat.slice(0, 6) % 89
// Checks the check digits of a Luxembourg VAT number.
return checkDigit === expect;
return checkDigit === expect
},

@@ -1018,19 +1040,21 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.malta = {
calcs: function(vat) {
var total = 0;
var expect;
var total = 0
var expect
// Extract the next digit and multiply by the counter.
for (var i = 0; i < 6; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits by getting modulus 37.
total = 37 - total % 37;
total = 37 - total % 37
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(6, 8);
return total === expect;
expect = +vat.slice(6, 8)
return total === expect
},

@@ -1048,22 +1072,24 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.netherlands = {
calcs: function(vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits by getting modulus 11.
total = total % 11;
total = total % 11
if (total > 9) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -1083,7 +1109,9 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.norway = {
calcs: function(vat) {
var total = 0;
var expect;
var total = 0
var expect
// See http://www.brreg.no/english/coordination/number.html

@@ -1093,10 +1121,10 @@

for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits by getting modulus 11. Check digits > 9 are invalid
total = 11 - total % 11;
total = 11 - total % 11
if (total === 11) {
total = 0;
total = 0
}

@@ -1106,4 +1134,4 @@

// 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;
expect = +vat.slice(8, 9)
return total === expect
}

@@ -1124,22 +1152,24 @@ },

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.poland = {
calcs: function(vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits subtracting modulus 11 from 11.
total = total % 11;
total = total % 11
if (total > 9) {
total = 0;
total = 0
}
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(9, 10);
return total === expect;
expect = +vat.slice(9, 10)
return total === expect
},

@@ -1160,22 +1190,24 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.portugal = {
calcs: function(vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits subtracting modulus 11 from 11.
total = 11 - total % 11;
total = 11 - total % 11
if (total > 9) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -1195,23 +1227,25 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.romania = {
calcs: function(vat) {
var total = 0;
var expect;
var total = 0
var expect
// Extract the next digit and multiply by the counter.
var vatLength = vat.length;
var multipliers = this.rules.multipliers.slice(10 - vatLength);
var vatLength = vat.length
var multipliers = this.rules.multipliers.slice(10 - vatLength)
for (var i = 0; i < vat.length - 1; i++) {
total += +vat.charAt(i) * multipliers[i];
total += +vat.charAt(i) * multipliers[i]
}
// Establish check digits by getting modulus 11.
total = (10 * total) % 11;
if (total === 10) total = 0;
total = (10 * total) % 11
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(vat.length - 1, vat.length);
return total === expect;
expect = +vat.slice(vat.length - 1, vat.length)
return total === expect
},

@@ -1232,50 +1266,49 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.russia = (function() {
function _check10DigitINN(vat, rules) {
var total = 0;
var total = 0
if (vat.length === 10) {
for (var i = 0; i < 10; i++) {
total += +vat.charAt(i) * rules.multipliers.m_1[i];
total += +vat.charAt(i) * rules.multipliers.m_1[i]
}
total = total % 11;
total = total % 11
if (total > 9) {
total = total % 10;
total = total % 10
}
// Compare it with the last character of the VAT number. If it is the same, then it's valid
var expect = +vat.slice(9, 10);
return total === expect;
var expect = +vat.slice(9, 10)
return total === expect
}
return false;
return false
}
function _check12DigitINN(vat, rules) {
var total1 = 0;
var total2 = 0;
var total1 = 0
var total2 = 0
if (vat.length === 12) {
for (var j = 0; j < 11; j++) {
total1 += +vat.charAt(j) * rules.multipliers.m_2[j];
total1 += +vat.charAt(j) * rules.multipliers.m_2[j]
}
total1 = total1 % 11;
total1 = total1 % 11
if (total1 > 9) {
total1 = total1 % 10;
total1 = total1 % 10
}
for (var k = 0; k < 11; k++) {
total2 += +vat.charAt(k) * rules.multipliers.m_3[k];
total2 += +vat.charAt(k) * rules.multipliers.m_3[k]
}
total2 = total2 % 11;
total2 = total2 % 11
if (total2 > 9) {
total2 = total2 % 10;
total2 = total2 % 10
}

@@ -1285,15 +1318,14 @@

// character of the VAT number. If they're both the same, then it's valid
var expect = (total1 === +vat.slice(10, 11));
var expect2 = (total2 === +vat.slice(11, 12));
return (expect) && (expect2);
var expect = (total1 === +vat.slice(10, 11))
var expect2 = (total2 === +vat.slice(11, 12))
return (expect) && (expect2)
}
return false;
return false
}
return {
calcs: function(vat) {
// See http://russianpartner.biz/test_inn.html for algorithm
return _check10DigitINN(vat, this.rules) || _check12DigitINN(vat, this.rules);
return _check10DigitINN(vat, this.rules) || _check12DigitINN(vat, this.rules)
},

@@ -1344,4 +1376,6 @@ rules: {

}
};
}());
}
}())
// eslint-disable-next-line no-undef
COUNTRIES.serbia = {

@@ -1351,20 +1385,19 @@ calcs: function(vat) {

var product = 10;
var sum = 0;
var checkDigit;
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;
sum = (+vat.charAt(i) + product) % 10
if (sum === 0) {
sum = 10;
sum = 10
}
product = (2 * sum) % 11;
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;
var expect = 1
checkDigit = (product + (+vat.slice(8, 9))) % 10
return checkDigit === expect
},

@@ -1374,8 +1407,10 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.slovakia_republic = {
calcs: function(vat) {
var expect = 0;
var checkDigit = (vat % 11);
return checkDigit === expect;
var expect = 0
var checkDigit = (vat % 11)
return checkDigit === expect
},

@@ -1385,17 +1420,19 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.slovenia = {
calcs: function(vat) {
var total = 0;
var expect;
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];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits using modulus 11
total = 11 - total % 11;
total = 11 - total % 11
if (total === 10) {
total = 0;
total = 0
}

@@ -1405,4 +1442,4 @@

// same, then it's a valid check digit.
expect = +vat.slice(7, 8);
return !!(total !== 11 && total === expect);
expect = +vat.slice(7, 8)
return !!(total !== 11 && total === expect)
},

@@ -1421,30 +1458,31 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.spain = {
calcs: function(vat) {
var i = 0;
var total = 0;
var temp;
var expect;
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];
temp = vat.charAt(i + 1) * this.rules.multipliers[i]
if (temp > 9)
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
else
total += temp;
total += temp
}
// Now calculate the check digit itself.
total = 10 - total % 10;
total = 10 - total % 10
if (total === 10) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
}

@@ -1454,19 +1492,18 @@

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];
temp = vat.charAt(i + 1) * this.rules.multipliers[i]
if (temp > 9)
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
else
total += temp;
total += temp
}
// Now calculate the check digit itself.
total = 10 - total % 10;
total = String.fromCharCode(total + 64);
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;
expect = vat.slice(8, 9)
return total === expect
}

@@ -1476,7 +1513,7 @@

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;
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
}

@@ -1486,5 +1523,5 @@

else if (this.rules.additional[3].test(vat)) {
expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+vat.substring(1, 8) % 23);
return vat.charAt(8) === expect;
} else return false;
expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+vat.substring(1, 8) % 23)
return vat.charAt(8) === expect
} else return false
},

@@ -1514,27 +1551,29 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.sweden = {
calcs: function(vat) {
var expect;
var expect
// Calculate R where R = R1 + R3 + R5 + R7 + R9, and Ri = INT(Ci/5) + (Ci*2) modulo 10
var R = 0;
var digit;
var R = 0
var digit
for (var i = 0; i < 9; i = i + 2) {
digit = +vat.charAt(i);
R += Math.floor(digit / 5) + ((digit * 2) % 10);
digit = +vat.charAt(i)
R += Math.floor(digit / 5) + ((digit * 2) % 10)
}
// Calculate S where S = C2 + C4 + C6 + C8
var S = 0;
var S = 0
for (var j = 1; j < 9; j = j + 2) {
S += +vat.charAt(j);
S += +vat.charAt(j)
}
var checkDigit = (10 - (R + S) % 10) % 10;
var checkDigit = (10 - (R + S) % 10) % 10
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(9, 10);
expect = +vat.slice(9, 10)
return checkDigit === expect;
return checkDigit === expect
},

@@ -1544,18 +1583,20 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.switzerland = {
calcs: function(vat) {
var total = 0;
var total = 0
for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[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;
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;
var expect = +vat.substr(8, 1)
return total === expect
},

@@ -1575,12 +1616,14 @@ rules: {

}
};
}
// eslint-disable-next-line no-undef
COUNTRIES.united_kingdom = {
calcs: function(vat) {
var total = 0;
var expect;
var total = 0
var expect
// Government departments
if (vat.substr(0, 2) === 'GD') {
expect = 500;
return vat.substr(2, 3) < expect;
expect = 500
return vat.substr(2, 3) < expect
}

@@ -1590,4 +1633,4 @@

if (vat.substr(0, 2) === 'HA') {
expect = 499;
return vat.substr(2, 3) > expect;
expect = 499
return vat.substr(2, 3) > expect
}

@@ -1597,12 +1640,11 @@

// 0 VAT numbers disallowed!
if (+vat.slice(0) === 0) return false;
if (+vat.slice(0) === 0) return false
// Check range is OK for modulus 97 calculation
var no = +vat.slice(0, 7);
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}

@@ -1614,5 +1656,5 @@

// Establish check digits by subtracting 97 from total until negative.
var checkDigit = total;
var checkDigit = total
while (checkDigit > 0) {
checkDigit = checkDigit - 97;
checkDigit = checkDigit - 97
}

@@ -1623,12 +1665,12 @@

// 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;
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;
checkDigit = checkDigit - 55
else
checkDigit = checkDigit + 42;
expect = +vat.slice(7, 9);
return !!(checkDigit === expect && no > 1000000);
checkDigit = checkDigit + 42
expect = +vat.slice(7, 9)
return !!(checkDigit === expect && no > 1000000)
},

@@ -1652,4 +1694,5 @@ rules: {

}
};
}
//Support of node.js

@@ -1656,0 +1699,0 @@

2

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),s=i[2];return u[t].calcs(s)}function t(t,i,s){var l=!1;return r(t,i)&&(l=e(t,i,s)),l}function i(r){return r=r||"",r.toString().toUpperCase().replace(/(\s|-|\.)+/g,"")}function s(r,e){return!(!r||0===r.length)&&r.indexOf(e)===-1}function l(r,e){for(var i=u[e].rules.regex,l=0;l<i.length;l++){var c=t(r,i[l],e);if(c)return c&&!s(n.config,e)}return!1}var u={},n={config:[],checkVAT:function(r){var e={value:i(r),isValid:!1,country:null};if(!r)return e;for(var t in u)if(u.hasOwnProperty(t)&&(e.isValid=l(e.value,t),e.isValid))return e.country=t,e;return e}};return u.austria={calcs:function(r){for(var e,t=0,i=0;i<7;i++)e=r.charAt(i)*this.rules.multipliers[i],t+=e>9?Math.floor(e/10)+e%10:e;return t=10-(t+4)%10,10===t&&(t=0),t===+r.slice(7,8)},rules:{multipliers:[1,2,1,2,1,2,1],regex:[/^(AT)U(\d{8})$/]}},u.belgium={calcs:function(r){if(9===r.length&&(r="0"+r),0===+r.slice(1,2))return!1;var e=97-+r.slice(0,8)%97;return e===+r.slice(8,10)},rules:{regex:[/^(BE)(0?\d{9})$/]}},u.bulgaria=function(){function r(r,e,t,i,s){for(var l=t;l<i;l++)r+=+e.charAt(l)*(l+s);return r}function e(r,e,t,i,s){for(var l=t;l<i;l++)r+=+e.charAt(l)*s[l];return r}function t(e){var t,i=0,s=+e.slice(8);return i=r(i,e,0,8,1),t=i%11,10!==t?t===s:(i=r(0,e,0,8,3),t=i%11,10===t&&(t=0),t===s)}function i(r,t){if(/^\d\d[0-5]\d[0-3]\d\d{4}$/.test(r)){var i=+r.slice(2,4);if(i>0&&i<13||i>20&&i<33||i>40&&i<53){var s=e(0,r,0,9,t.multipliers.physical);if(s%=11,10===s&&(s=0),s===+r.substr(9,1))return!0}}return!1}function s(r,t){var i=e(0,r,0,9,t.multipliers.foreigner);if(i%10===+r.substr(9,1))return!0}function l(r,t){var i=e(0,r,0,9,t.multipliers.miscellaneous);if(i=11-i%11,10===i)return!1;11===i&&(i=0);var s=+r.substr(9,1);return i===s}return{calcs:function(r){return 9===r.length?t(r):i(r,this.rules)||s(r,this.rules)||l(r,this.rules)},rules:{multipliers:{physical:[2,4,8,5,10,9,7,3,6],foreigner:[21,19,17,13,11,9,7,3,1],miscellaneous:[4,3,2,7,6,5,4,3,2]},regex:[/^(BG)(\d{9,10})$/]}}}(),u.croatia={calcs:function(r){for(var e,t=10,i=0,s=0;s<10;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})$/]}},u.cyprus={calcs:function(r){var e,t=0;if(12===+r.slice(0,2))return!1;for(var i=0;i<8;i++){var s=+r.charAt(i);if(i%2===0)switch(s){case 0:s=1;break;case 1:s=0;break;case 2:s=5;break;case 3:s=7;break;case 4:s=9;break;default:s=2*s+3}t+=s}return t%=26,t=String.fromCharCode(t+65),e=r.substr(8,1),t===e},rules:{regex:[/^(CY)([0-59]\d{7}[A-Z])$/]}},u.czech_republic=function(){function r(r,e){var t=0;if(e.additional[0].test(r)){for(var i=0;i<7;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;i<7;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)||(!!e(i,this.rules)||!!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}$/]}}}(),u.denmark={calcs:function(r){for(var e=0,t=0;t<8;t++)e+=+r.charAt(t)*this.rules.multipliers[t];return e%11===0},rules:{multipliers:[2,7,6,5,4,3,2,1],regex:[/^(DK)(\d{8})$/]}},u.estonia={calcs:function(r){for(var e,t=0,i=0;i<8;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})$/]}},u.europe={calcs:function(){return!0},rules:{regex:[/^(EU)(\d{9})$/]}},u.finland={calcs:function(r){for(var e,t=0,i=0;i<7;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)},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;l<8;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})$/]}},u.greece={calcs:function(r){var e,t=0;8===r.length&&(r="0"+r);for(var i=0;i<8;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return 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s=0;s<10;s++)e=+r.charAt(s)*this.rules.multipliers[s],i+=e>9?Math.floor(e/10)+e%10:e;return i=10-i%10,i>9&&(i=0),t=+r.slice(10,11),i===t},rules:{multipliers:[1,2,1,2,1,2,1,2,1,2],regex:[/^(IT)(\d{11})$/]}},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;i<10;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:t%11<4&&(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})$/]}},u.lithunia=function(){function r(r,e,t){return+r.charAt(t)*e[t]}function e(e,t,i){if(t%11===10){t=0;for(var s=0;s<8;s++)t+=r(e,i.multipliers.short,s)}return t}function t(r,e){for(var t=0;t<8;t++)e+=+r.charAt(t)*(t+1);return e}function i(r){return r%=11,10===r&&(r=0),r}function s(r,s){var l=0;if(9===r.length){if(!/^\d{7}1/.test(r))return!1;l=t(r,l),l=e(r,l,s),l=i(l);var u=+r.slice(8,9);return l===u}return!1}function l(e,t,i){for(var s=0;s<11;s++)t+=r(e,i.multipliers.med,s);return t}function u(e,t,i){if(t%11===10){t=0;for(var s=0;s<11;s++)t+=r(e,i.multipliers.alt,s)}return t}function n(r,e){var t=0;if(12===r.length){if(!e.check.test(r))return!1;t=l(r,t,e),t=u(r,t,e),t=i(t);var s=+r.slice(11,12);return t===s}return!1}return{calcs:function(r){return s(r,this.rules)||n(r,this.rules)},rules:{multipliers:{short:[3,4,5,6,7,8,9,1],med:[1,2,3,4,5,6,7,8,9,1,2],alt:[3,4,5,6,7,8,9,1,2,3,4]},check:/^\d{10}1/,regex:[/^(LT)(\d{9}|\d{12})$/]}}}(),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})$/]}},u.malta={calcs:function(r){for(var e,t=0,i=0;i<6;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=37-t%37,e=+r.slice(6,8),t===e},rules:{multipliers:[3,4,6,7,8,9],regex:[/^(MT)([1-9]\d{7})$/]}},u.netherlands={calcs:function(r){for(var e,t=0,i=0;i<8;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}$/]}},u.norway={calcs:function(r){for(var e,t=0,i=0;i<8;i++)t+=+r.charAt(i)*this.rules.multipliers[i];if(t=11-t%11,11===t&&(t=0),t<10)return e=+r.slice(8,9),t===e},rules:{multipliers:[3,2,7,6,5,4,3,2],regex:[/^(NO)(\d{9})$/]}},u.poland={calcs:function(r){for(var e,t=0,i=0;i<9;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})$/]}},u.portugal={calcs:function(r){for(var e,t=0,i=0;i<8;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=11-t%11,t>9&&(t=0),e=+r.slice(8,9),t===e},rules:{multipliers:[9,8,7,6,5,4,3,2],regex:[/^(PT)(\d{9})$/]}},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})$/]}},u.russia=function(){function r(r,e){var t=0;if(10===r.length){for(var i=0;i<10;i++)t+=+r.charAt(i)*e.multipliers.m_1[i];t%=11,t>9&&(t%=10);var s=+r.slice(9,10);return t===s}return!1}function e(r,e){var t=0,i=0;if(12===r.length){for(var s=0;s<11;s++)t+=+r.charAt(s)*e.multipliers.m_2[s];t%=11,t>9&&(t%=10);for(var l=0;l<11;l++)i+=+r.charAt(l)*e.multipliers.m_3[l];i%=11,i>9&&(i%=10);var u=t===+r.slice(10,11),n=i===+r.slice(11,12);return u&&n}return!1}return{calcs:function(t){return r(t,this.rules)||e(t,this.rules)},rules:{multipliers:{m_1:[2,4,10,3,5,9,4,6,8,0],m_2:[7,2,4,10,3,5,9,4,6,8,0],m_3:[3,7,2,4,10,3,5,9,4,6,8,0]},regex:[/^(RU)(\d{10}|\d{12})$/]}}}(),u.serbia={calcs:function(r){for(var e,t=10,i=0,s=0;s<8;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;i<7;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})$/]}},u.spain={calcs:function(r){var e,t,i=0,s=0;if(this.rules.additional[0].test(r)){for(i=0;i<7;i++)e=r.charAt(i+1)*this.rules.multipliers[i],s+=e>9?Math.floor(e/10)+e%10:e;return s=10-s%10,10===s&&(s=0),t=+r.slice(8,9),s===t}if(this.rules.additional[1].test(r)){for(i=0;i<7;i++)e=r.charAt(i+1)*this.rules.multipliers[i],s+=e>9?Math.floor(e/10)+e%10:e;return s=10-s%10,s=String.fromCharCode(s+64),t=r.slice(8,9),s===t}if(this.rules.additional[2].test(r)){var l=r;return"Y"===l.substring(0,1)&&(l=l.replace(/Y/,"1")),"Z"===l.substring(0,1)&&(l=l.replace(/Z/,"2")),t="TRWAGMYFPDXBNJZSQVHLCKE".charAt(+l.substring(0,8)%23),l.charAt(8)===t}return!!this.rules.additional[3].test(r)&&(t="TRWAGMYFPDXBNJZSQVHLCKE".charAt(+r.substring(1,8)%23),r.charAt(8)===t)},rules:{multipliers:[2,1,2,1,2,1,2],regex:[/^(ES)([A-Z]\d{8})$/,/^(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]$/]}},u.sweden={calcs:function(r){for(var e,t,i=0,s=0;s<9;s+=2)t=+r.charAt(s),i+=Math.floor(t/5)+2*t%10;for(var l=0,u=1;u<9;u+=2)l+=+r.charAt(u);var n=(10-(i+l)%10)%10;return e=+r.slice(9,10),n===e},rules:{regex:[/^(SE)(\d{10}01)$/]}},u.switzerland={calcs:function(r){for(var e=0,t=0;t<8;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)?$/]}},u.united_kingdom={calcs:function(r){var e,t=0;if("GD"===r.substr(0,2))return e=500,r.substr(2,3)<e;if("HA"===r.substr(0,2))return e=499,r.substr(2,3)>e;if(0===+r.slice(0))return!1;for(var i=+r.slice(0,7),s=0;s<7;s++)t+=+r.charAt(s)*this.rules.multipliers[s];for(var l=t;l>0;)l-=97;return l=Math.abs(l),l===+r.slice(7,9)&&i<9990001&&(i<1e5||i>999999)&&(i<9490001||i>97e5)||(l>=55?l-=55:l+=42,e=+r.slice(7,9),!!(l===e&&i>1e6))},rules:{multipliers:[8,7,6,5,4,3,2],regex:[/^(GB)?(\d{9})$/,/^(GB)?(\d{12})$/,/^(GB)?(GD\d{3})$/,/^(GB)?(HA\d{3})$/]}},"object"==typeof module&&module.exports&&(module.exports=n),n}();
var jsvat=function(){"use strict";function r(r,e){return e.test(r)}function e(r,e,t){var i=e.exec(r),s=i[2];return u[t].calcs(s)}function t(t,i,s){var l=!1;return r(t,i)&&(l=e(t,i,s)),l}function i(r){return r=r||"",r.toString().toUpperCase().replace(/(\s|-|\.)+/g,"")}function s(r,e){return!(!r||0===r.length)&&r.indexOf(e)===-1}function l(r,e){for(var i=u[e].rules.regex,l=0;l<i.length;l++){var c=t(r,i[l],e);if(c)return c&&!s(n.config,e)}return!1}var u={},n={config:[],checkVAT:function(r){var e={value:i(r),isValid:!1,country:null};if(!r)return e;for(var t in u)if(u.hasOwnProperty(t)&&(e.isValid=l(e.value,t),e.isValid))return e.country=t,e;return e}};return u.austria={calcs:function(r){for(var e,t=0,i=0;i<7;i++)e=r.charAt(i)*this.rules.multipliers[i],t+=e>9?Math.floor(e/10)+e%10:e;return t=10-(t+4)%10,10===t&&(t=0),t===+r.slice(7,8)},rules:{multipliers:[1,2,1,2,1,2,1],regex:[/^(AT)U(\d{8})$/]}},u.belgium={calcs: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 e===+r.slice(8,10)},rules:{regex:[/^(BE)(0?\d{9})$/]}},u.bulgaria=function(){function r(r,e,t,i,s){for(var l=t;l<i;l++)r+=+e.charAt(l)*(l+s);return r}function e(r,e,t,i,s){for(var l=t;l<i;l++)r+=+e.charAt(l)*s[l];return r}function t(e){var t,i=0,s=+e.slice(8);return i=r(i,e,0,8,1),t=i%11,10!==t?t===s:(i=r(0,e,0,8,3),t=i%11,10===t&&(t=0),t===s)}function i(r,t){if(/^\d\d[0-5]\d[0-3]\d\d{4}$/.test(r)){var i=+r.slice(2,4);if(i>0&&i<13||i>20&&i<33||i>40&&i<53){var s=e(0,r,0,9,t.multipliers.physical);if(s%=11,10===s&&(s=0),s===+r.substr(9,1))return!0}}return!1}function s(r,t){var i=e(0,r,0,9,t.multipliers.foreigner);if(i%10===+r.substr(9,1))return!0}function l(r,t){var i=e(0,r,0,9,t.multipliers.miscellaneous);if(i=11-i%11,10===i)return!1;11===i&&(i=0);var s=+r.substr(9,1);return i===s}return{calcs:function(r){return 9===r.length?t(r):i(r,this.rules)||s(r,this.rules)||l(r,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})$/]}}}(),u.croatia={calcs:function(r){for(var e,t=10,i=0,s=0;s<10;s++)i=(+r.charAt(s)+t)%10,0===i&&(i=10),t=2*i%11;return e=+r.slice(10,11),(t+e)%10===1},rules:{regex:[/^(HR)(\d{11})$/]}},u.cyprus={calcs:function(r){var e,t=0;if(12===+r.slice(0,2))return!1;for(var i=0;i<8;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])$/]}},u.czech_republic=function(){function r(r,e){var t=0;if(e.additional[0].test(r)){for(var i=0;i<7;i++)t+=+r.charAt(i)*e.multipliers[i];t=11-t%11,10===t&&(t=0),11===t&&(t=1);var s=+r.slice(7,8);return t===s}return!1}function e(r,e){var t=0;if(e.additional[2].test(r)){for(var i=0;i<7;i++)t+=+r.charAt(i+1)*e.multipliers[i];t=11-t%11,10===t&&(t=0),11===t&&(t=1);var s=+r.slice(8,9);return e.lookup[t-1]===s}return!1}function t(r,e){if(e.additional[3].test(r)){var t=+r.slice(0,2)+r.slice(2,4)+r.slice(4,6)+r.slice(6,8)+r.slice(8),i=+r%11===0;return!(t%11!==0||!i)}return!1}return{calcs:function(i){return!!r(i,this.rules)||(!!e(i,this.rules)||!!t(i,this.rules))},rules:{multipliers:[8,7,6,5,4,3,2],lookup:[8,7,6,5,4,3,2,1,0,9,10],regex:[/^(CZ)(\d{8,10})(\d{3})?$/],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;t<8;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})$/]}},u.estonia={calcs:function(r){for(var e,t=0,i=0;i<8;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=10-t%10,10===t&&(t=0),e=+r.slice(8,9),t===e},rules:{multipliers:[3,7,1,3,7,1,3,7],regex:[/^(EE)(10\d{7})$/]}},u.europe={calcs:function(){return!0},rules:{regex:[/^(EU)(\d{9})$/]}},u.finland={calcs:function(r){for(var e,t=0,i=0;i<7;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=11-t%11,t>9&&(t=0),e=+r.slice(7,8),t===e},rules:{multipliers:[7,9,10,5,8,4,2],regex:[/^(FI)(\d{8})$/]}},u.france={calcs:function(r){var e,t;return!/^\d{11}$/.test(r)||(e=+r.substring(2),e=(100*e+12)%97,t=+r.slice(0,2),e===t)},rules:{regex:[/^(FR)(\d{11})$/,/^(FR)([A-HJ-NP-Z]\d{10})$/,/^(FR)(\d[A-HJ-NP-Z]\d{9})$/,/^(FR)([A-HJ-NP-Z]{2}\d{9})$/]}},u.germany={calcs:function(r){for(var e,t=10,i=0,s=0,l=0;l<8;l++)i=(+r.charAt(l)+t)%10,0===i&&(i=10),t=2*i%11;return s=11-t===10?0:11-t,e=+r.slice(8,9),s===e},rules:{regex:[/^(DE)([1-9]\d{8})$/]}},u.greece={calcs:function(r){var e,t=0;8===r.length&&(r="0"+r);for(var i=0;i<8;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})$/]}},u.hungary={calcs:function(r){for(var e,t=0,i=0;i<7;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=10-t%10,10===t&&(t=0),e=+r.slice(7,8),t===e},rules:{multipliers:[9,7,3,1,9,7,3],regex:[/^(HU)(\d{8})$/]}},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;i<7;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),e<1||e>201&&999!==e&&888!==e)return!1;for(var s=0;s<10;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})$/]}},u.latvia={calcs:function(r){var e,t=0;if(/^[0-3]/.test(r))return!!/^[0-3][0-9][0-1][0-9]/.test(r);for(var i=0;i<10;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t%11===4&&9===r[0]&&(t-=45),t%11===4?t=4-t%11:t%11>4?t=14-t%11:t%11<4&&(t=3-t%11),e=+r.slice(10,11),t===e},rules:{multipliers:[9,1,4,8,3,10,2,5,7,6],regex:[/^(LV)(\d{11})$/]}},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;s<8;s++)t+=r(e,i.multipliers.short,s)}return t}function t(r,e){for(var t=0;t<8;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;s<11;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;s<11;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;i<6;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})$/]}},u.netherlands={calcs:function(r){for(var e,t=0,i=0;i<8;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t%=11,t>9&&(t=0),e=+r.slice(8,9),t===e},rules:{multipliers:[9,8,7,6,5,4,3,2],regex:[/^(NL)(\d{9})B\d{2}$/]}},u.norway={calcs:function(r){for(var e,t=0,i=0;i<8;i++)t+=+r.charAt(i)*this.rules.multipliers[i];if(t=11-t%11,11===t&&(t=0),t<10)return e=+r.slice(8,9),t===e},rules:{multipliers:[3,2,7,6,5,4,3,2],regex:[/^(NO)(\d{9})$/]}},u.poland={calcs:function(r){for(var e,t=0,i=0;i<9;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t%=11,t>9&&(t=0),e=+r.slice(9,10),t===e},rules:{multipliers:[6,5,7,2,3,4,5,6,7],regex:[/^(PL)(\d{10})$/]}},u.portugal={calcs:function(r){for(var e,t=0,i=0;i<8;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;i<10;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;s<11;s++)t+=+r.charAt(s)*e.multipliers.m_2[s];t%=11,t>9&&(t%=10);for(var l=0;l<11;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})$/]}}}(),u.serbia={calcs:function(r){for(var e,t=10,i=0,s=0;s<8;s++)i=(+r.charAt(s)+t)%10,0===i&&(i=10),t=2*i%11;var l=1;return e=(t+ +r.slice(8,9))%10,e===l},rules:{regex:[/^(RS)(\d{9})$/]}},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})$/]}},u.slovenia={calcs:function(r){for(var e,t=0,i=0;i<7;i++)t+=+r.charAt(i)*this.rules.multipliers[i];return t=11-t%11,10===t&&(t=0),e=+r.slice(7,8),!(11===t||t!==e)},rules:{multipliers:[8,7,6,5,4,3,2],regex:[/^(SI)([1-9]\d{7})$/]}},u.spain={calcs:function(r){var e,t,i=0,s=0;if(this.rules.additional[0].test(r)){for(i=0;i<7;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;i<7;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)},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;s<9;s+=2)t=+r.charAt(s),i+=Math.floor(t/5)+2*t%10;for(var l=0,u=1;u<9;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)$/]}},u.switzerland={calcs:function(r){for(var e=0,t=0;t<8;t++)e+=+r.charAt(t)*this.rules.multipliers[t];if(e=11-e%11,10===e)return!1;11===e&&(e=0);var i=+r.substr(8,1);return e===i},rules:{multipliers:[5,4,3,2,7,6,5,4],regex:[/^(CHE)(\d{9})(MWST)?$/]}},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;s<7;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)&&i<9990001&&(i<1e5||i>999999)&&(i<9490001||i>97e5)||(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

32

package.json
{
"name": "jsvat",
"version": "1.1.4",
"version": "1.1.5",
"description": "Check the validity of the format of an EU VAT number",
"main": "./dist/jsvat.js",
"scripts": {
"test": "mocha \"test/acceptance/test_cases.js\""
"test": "mocha \"test/acceptance/test_cases.js\"",
"lint": "eslint src --ext .js",
"fix": "eslint src --fix .js"
},

@@ -42,24 +44,26 @@ "license": "MIT",

"gulp": "^3.9.1",
"gulp-beautify": "^2.0.0",
"gulp-beautify": "^2.0.1",
"gulp-buddy.js": "^1.0.0",
"gulp-concat": "^2.6.0",
"gulp-concat": "^2.6.1",
"gulp-gzip": "^1.4.0",
"gulp-jshint": "^2.0.1",
"gulp-notify": "^2.2.0",
"gulp-jshint": "^2.0.4",
"gulp-notify": "^3.0.0",
"gulp-plumber": "^1.1.0",
"gulp-rename": "^1.2.2",
"gulp-size": "^2.1.0",
"gulp-sourcemaps": "^2.0.0-alpha",
"gulp-todo": "^5.0.0",
"gulp-uglify": "^2.0.0",
"gulp-watch": "^4.3.10",
"gulp-sourcemaps": "^2.4.1",
"gulp-todo": "^5.3.0",
"gulp-uglify": "^2.0.1",
"gulp-watch": "^4.3.11",
"gulp-webstandards": "^0.1.1",
"gulp-wrap": "^0.13.0",
"jshint": "^2.9.3",
"jshint-stylish": "^2.2.1",
"eslint": "^3.14.1",
"eslint-config-standard": "^6.2.1",
"eslint-plugin-promise": "^3.4.0",
"eslint-plugin-standard": "^2.0.1",
"minimist": "^1.2.0",
"mocha": "^3.1.0",
"require-dir": "^0.3.0",
"mocha": "^3.2.0",
"require-dir": "^0.3.1",
"run-sequence": "^1.2.2"
}
}

9

README.md

@@ -142,11 +142,2 @@ [![Codacy Badge](https://api.codacy.com/project/badge/grade/874e7dce623149e18807bdc0a02671c2)](https://www.codacy.com/app/se-panfilov/jsvat)

Source of inspiration:
---------
Based on this great work: http://www.braemoor.co.uk/software/vat.shtml
At the moment the code was in public access without any license information.
I'm totally rewrite all the code.
Changelog

@@ -153,0 +144,0 @@ --------

19

src/countries/austria.js

@@ -0,20 +1,21 @@

// eslint-disable-next-line no-undef
COUNTRIES.austria = {
calcs: function (vat) {
var total = 0;
var temp;
var total = 0
var temp
for (var i = 0; i < 7; i++) {
temp = vat.charAt(i) * this.rules.multipliers[i];
temp = vat.charAt(i) * this.rules.multipliers[i]
if (temp > 9) {
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
} else {
total += temp;
total += temp
}
}
total = 10 - (total + 4) % 10;
if (total === 10) total = 0;
total = 10 - (total + 4) % 10
if (total === 10) total = 0
return total === +vat.slice(7, 8);
return total === +vat.slice(7, 8)
},

@@ -33,2 +34,2 @@ rules: {

}
};
}

10

src/countries/belgium.js

@@ -0,11 +1,12 @@

// eslint-disable-next-line no-undef
COUNTRIES.belgium = {
calcs: function (vat) {
if (vat.length === 9) {
vat = '0' + vat;
vat = '0' + vat
}
if (+vat.slice(1, 2) === 0) return false;
if (+vat.slice(1, 2) === 0) return false
var check = (97 - +vat.slice(0, 8) % 97);
return check === +vat.slice(8, 10);
var check = (97 - +vat.slice(0, 8) % 97)
return check === +vat.slice(8, 10)
},

@@ -16,2 +17,1 @@ rules: {

}
;

83

src/countries/bulgaria.js

@@ -0,79 +1,77 @@

// eslint-disable-next-line no-undef
COUNTRIES.bulgaria = (function () {
function _increase(value, vat, from, to, incr) {
function _increase (value, vat, from, to, incr) {
for (var i = from; i < to; i++) {
value += +vat.charAt(i) * (i + incr);
value += +vat.charAt(i) * (i + incr)
}
return value;
return value
}
function _increase2(value, vat, from, to, multipliers) {
function _increase2 (value, vat, from, to, multipliers) {
for (var i = from; i < to; i++) {
value += +vat.charAt(i) * multipliers[i];
value += +vat.charAt(i) * multipliers[i]
}
return value;
return value
}
function _checkNineLengthVat(vat) {
var total;
var temp = 0;
var expect = +vat.slice(8);
function _checkNineLengthVat (vat) {
var total
var temp = 0
var expect = +vat.slice(8)
temp = _increase(temp, vat, 0, 8, 1);
temp = _increase(temp, vat, 0, 8, 1)
total = temp % 11;
total = temp % 11
if (total !== 10) {
return total === expect;
return total === expect
}
temp = _increase(0, vat, 0, 8, 3);
temp = _increase(0, vat, 0, 8, 3)
total = temp % 11;
if (total === 10) total = 0;
total = temp % 11
if (total === 10) total = 0
return total === expect;
return total === expect
}
function _isPhysicalPerson(vat, rules) {
function _isPhysicalPerson (vat, rules) {
// 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);
var month = +vat.slice(2, 4)
if ((month > 0 && month < 13) || (month > 20 && month < 33) || (month > 40 && month < 53)) {
var total = _increase2(0, vat, 0, 9, rules.multipliers.physical);
var total = _increase2(0, vat, 0, 9, rules.multipliers.physical)
// Establish check digit.
total = total % 11;
if (total === 10) total = 0;
total = total % 11
if (total === 10) total = 0
// 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;
if (total === +vat.substr(9, 1)) return true
}
}
return false;
return false
}
function _isForeigner(vat, rules) {
function _isForeigner (vat, rules) {
// Extract the next digit and multiply by the counter.
var total = _increase2(0, vat, 0, 9, rules.multipliers.foreigner);
var total = _increase2(0, vat, 0, 9, rules.multipliers.foreigner)
// 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 true
}
}
function _miscellaneousVAT(vat, rules) {
function _miscellaneousVAT (vat, rules) {
// Finally, if not yet identified, see if it conforms to a miscellaneous VAT number
var total = _increase2(0, vat, 0, 9, rules.multipliers.miscellaneous);
var total = _increase2(0, vat, 0, 9, rules.multipliers.miscellaneous)
// Establish check digit.
total = 11 - total % 11;
if (total === 10) return false;
if (total === 11) total = 0;
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(9, 1);
return total === expect;
var expect = +vat.substr(9, 1)
return total === expect
}

@@ -84,7 +82,6 @@

if (vat.length === 9) {
return _checkNineLengthVat(vat);
return _checkNineLengthVat(vat)
} else {
return _isPhysicalPerson(vat, this.rules) || _isForeigner(vat, this.rules) || _miscellaneousVAT(vat, this.rules);
return _isPhysicalPerson(vat, this.rules) || _isForeigner(vat, this.rules) || _miscellaneousVAT(vat, this.rules)
}
},

@@ -129,3 +126,3 @@ rules: {

}
};
})();
}
})()

20

src/countries/croatia.js

@@ -0,24 +1,24 @@

// eslint-disable-next-line no-undef
COUNTRIES.croatia = {
calcs: function (vat) {
var expect;
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;
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;
sum = (+vat.charAt(i) + product) % 10
if (sum === 0) {
sum = 10;
sum = 10
}
product = (2 * sum) % 11;
product = (2 * sum) % 11
}
// Now check that we have the right check digit
expect = +vat.slice(10, 11);
return (product + expect) % 10 === 1;
expect = +vat.slice(10, 11)
return (product + expect) % 10 === 1
},

@@ -28,2 +28,2 @@ rules: {

}
};
}

43

src/countries/cyprus.js

@@ -0,8 +1,9 @@

// eslint-disable-next-line no-undef
COUNTRIES.cyprus = {
calcs: function (vat) {
var total = 0;
var expect;
var total = 0
var expect
// Not allowed to start with '12'
if (+vat.slice(0, 2) === 12) return false;
if (+vat.slice(0, 2) === 12) return false

@@ -12,34 +13,34 @@ // Extract the next digit and multiply by the counter.

for (var i = 0; i < 8; i++) {
var temp = +vat.charAt(i);
var temp = +vat.charAt(i)
if (i % 2 === 0) {
switch (temp) {
case 0:
temp = 1;
break;
temp = 1
break
case 1:
temp = 0;
break;
temp = 0
break
case 2:
temp = 5;
break;
temp = 5
break
case 3:
temp = 7;
break;
temp = 7
break
case 4:
temp = 9;
break;
temp = 9
break
default:
temp = temp * 2 + 3;
temp = temp * 2 + 3
}
}
total += temp;
total += temp
}
// Establish check digit using modulus 26, and translate to char. equivalent.
total = total % 26;
total = String.fromCharCode(total + 65);
total = total % 26
total = String.fromCharCode(total + 65)
// Check to see if the check digit given is correct
expect = vat.substr(8, 1);
return total === expect;
expect = vat.substr(8, 1)
return total === expect
},

@@ -49,2 +50,2 @@ rules: {

}
};
}

64

src/countries/czech_republic.js

@@ -0,56 +1,55 @@

// eslint-disable-next-line no-undef
COUNTRIES.czech_republic = (function () {
function _isLegalEntities (vat, rules) {
var total = 0
function _isLegalEntities(vat, rules) {
var total = 0;
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) * rules.multipliers[i];
total += +vat.charAt(i) * rules.multipliers[i]
}
// Establish check digit.
total = 11 - total % 11;
if (total === 10) total = 0;
if (total === 11) total = 1;
total = 11 - total % 11
if (total === 10) total = 0
if (total === 11) total = 1
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
var expect = +vat.slice(7, 8);
return total === expect;
var expect = +vat.slice(7, 8)
return total === expect
}
return false;
return false
}
function _isIndividualType2(vat, rules) {
var total = 0;
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) * rules.multipliers[j];
total += +vat.charAt(j + 1) * rules.multipliers[j]
}
// Establish check digit.
total = 11 - total % 11;
if (total === 10) total = 0;
if (total === 11) total = 1;
total = 11 - total % 11
if (total === 10) total = 0
if (total === 11) total = 1
// Convert calculated check digit according to a lookup table;
var expect = +vat.slice(8, 9);
return rules.lookup[total - 1] === expect;
// Convert calculated check digit according to a lookup table
var expect = +vat.slice(8, 9)
return rules.lookup[total - 1] === expect
}
return false;
return false
}
function _isIndividualType3(vat, rules) {
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);
var expect = +vat % 11 === 0;
return !!(temp % 11 === 0 && expect);
var temp = +vat.slice(0, 2) + vat.slice(2, 4) + vat.slice(4, 6) + vat.slice(6, 8) + vat.slice(8)
var expect = +vat % 11 === 0
return !!(temp % 11 === 0 && expect)
}
return false;
return false
}

@@ -60,8 +59,7 @@

calcs: function (vat) {
if (_isLegalEntities(vat, this.rules)) return true
if (_isIndividualType2(vat, this.rules)) return true
if (_isIndividualType3(vat, this.rules)) return true
if (_isLegalEntities(vat, this.rules)) return true;
if (_isIndividualType2(vat, this.rules)) return true;
if (_isIndividualType3(vat, this.rules)) return true;
return false;
return false
},

@@ -99,3 +97,3 @@ rules: {

}
};
}());
}
}())

9

src/countries/denmark.js

@@ -0,10 +1,11 @@

// eslint-disable-next-line no-undef
COUNTRIES.denmark = {
calcs: function (vat) {
var total = 0;
var total = 0
for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
return total % 11 === 0;
return total % 11 === 0
},

@@ -24,2 +25,2 @@ rules: {

}
};
}

17

src/countries/estonia.js

@@ -0,18 +1,19 @@

// eslint-disable-next-line no-undef
COUNTRIES.estonia = {
calcs: function (vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits using modulus 10.
total = 10 - total % 10;
if (total === 10) total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -32,2 +33,2 @@ rules: {

}
};
}

4

src/countries/europe.js

@@ -0,1 +1,2 @@

// eslint-disable-next-line no-undef
COUNTRIES.europe = {

@@ -5,3 +6,3 @@ calcs: function () {

// country, and that there are nine digits in total.
return true;
return true
},

@@ -12,2 +13,1 @@ rules: {

}
;

17

src/countries/finland.js

@@ -0,18 +1,19 @@

// eslint-disable-next-line no-undef
COUNTRIES.finland = {
calcs: function (vat) {
var total = 0;
var expect;
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];
for (var i = 0; i < 7; i++) total += +vat.charAt(i) * this.rules.multipliers[i]
// Establish check digit.
total = 11 - total % 11;
total = 11 - total % 11
if (total > 9) {
total = 0;
total = 0
}
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(7, 8);
return total === expect;
expect = +vat.slice(7, 8)
return total === expect
},

@@ -31,2 +32,2 @@ rules: {

}
};
}

17

src/countries/france.js

@@ -0,20 +1,21 @@

// eslint-disable-next-line no-undef
COUNTRIES.france = {
calcs: function (vat) {
var total;
var expect;
var total
var expect
// Checks the check digits of a French VAT number.
if (!(/^\d{11}$/).test(vat)) {
return true;
return true
}
// Extract the last nine digits as an integer.
total = +vat.substring(2);
total = +vat.substring(2)
// Establish check digit.
total = (total * 100 + 12) % 97;
total = (total * 100 + 12) % 97
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(0, 2);
return total === expect;
expect = +vat.slice(0, 2)
return total === expect
},

@@ -29,2 +30,2 @@ rules: {

}
};
}

26

src/countries/germany.js

@@ -0,17 +1,17 @@

// eslint-disable-next-line no-undef
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;
var product = 10
var sum = 0
var checkDigit = 0
var expect
for (var i = 0; i < 8; i++) {
// Extract the next digit and implement peculiar algorithm!.
sum = (+vat.charAt(i) + product) % 10;
sum = (+vat.charAt(i) + product) % 10
if (sum === 0) {
sum = 10;
sum = 10
}
product = (2 * sum) % 11;
product = (2 * sum) % 11
}

@@ -21,5 +21,5 @@

if (11 - product === 10) {
checkDigit = 0;
checkDigit = 0
} else {
checkDigit = 11 - product;
checkDigit = 11 - product
}

@@ -29,4 +29,4 @@

// check digit.
expect = +vat.slice(8, 9);
return checkDigit === expect;
expect = +vat.slice(8, 9)
return checkDigit === expect
},

@@ -36,2 +36,2 @@ rules: {

}
};
}

21

src/countries/greece.js

@@ -0,9 +1,10 @@

// eslint-disable-next-line no-undef
COUNTRIES.greece = {
calcs: function (vat) {
var total = 0;
var expect;
var total = 0
var expect
//eight character numbers should be prefixed with an 0.
// eight character numbers should be prefixed with an 0.
if (vat.length === 8) {
vat = '0' + vat;
vat = '0' + vat
}

@@ -13,14 +14,14 @@

for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digit.
total = total % 11;
total = total % 11
if (total > 9) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -40,2 +41,2 @@ rules: {

}
};
}

17

src/countries/hungary.js

@@ -0,18 +1,19 @@

// eslint-disable-next-line no-undef
COUNTRIES.hungary = {
calcs: function (vat) {
var total = 0;
var expect;
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];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digit.
total = 10 - total % 10;
if (total === 10) total = 0;
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(7, 8);
return total === expect;
expect = +vat.slice(7, 8)
return total === expect
},

@@ -31,2 +32,2 @@ rules: {

}
};
}

29

src/countries/ireland.js

@@ -0,9 +1,10 @@

// eslint-disable-next-line no-undef
COUNTRIES.ireland = {
calcs: function (vat) {
var total = 0;
var expect;
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 (this.rules.typeFormats.first.test(vat)) {
vat = '0' + vat.substring(2, 7) + vat.substring(0, 1) + vat.substring(7, 8);
vat = '0' + vat.substring(2, 7) + vat.substring(0, 1) + vat.substring(7, 8)
}

@@ -13,3 +14,3 @@

for (var i = 0; i < 7; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}

@@ -21,5 +22,5 @@

if (vat.charAt(8) === 'H') {
total += 72;
total += 72
} else {
total += 9;
total += 9
}

@@ -29,12 +30,12 @@ }

// Establish check digit using modulus 23, and translate to char. equivalent.
total = total % 23;
total = total % 23
if (total === 0) {
total = 'W';
total = 'W'
} else {
total = String.fromCharCode(total + 64);
total = String.fromCharCode(total + 64)
}
// Compare it with the eighth character of the VAT number. If it's the same, then it's valid.
expect = vat.slice(7, 8);
return total === expect;
expect = vat.slice(7, 8)
return total === expect
},

@@ -52,3 +53,3 @@ rules: {

typeFormats: {
first: /^\d[A-Z\*\+]/,
first: /^\d[A-Z*+]/,
third: /^\d{7}[A-Z][AH]$/

@@ -58,6 +59,6 @@ },

/^(IE)(\d{7}[A-W])$/,
/^(IE)([7-9][A-Z\*\+)]\d{5}[A-W])$/,
/^(IE)([7-9][A-Z*+)]\d{5}[A-W])$/,
/^(IE)(\d{7}[A-W][AH])$/
]
}
};
}

29

src/countries/italy.js

@@ -0,15 +1,16 @@

// eslint-disable-next-line no-undef
COUNTRIES.italy = {
calcs: function (vat) {
var total = 0;
var temp;
var expect;
var total = 0
var temp
var expect
// The last three digits are the issuing office, and cannot exceed more 201, unless 999 or 888
if (+vat.slice(0, 7) === 0) {
return false;
return false
}
temp = +vat.slice(7, 10);
temp = +vat.slice(7, 10)
if ((temp < 1) || (temp > 201) && temp !== 999 && temp !== 888) {
return false;
return false
}

@@ -19,18 +20,18 @@

for (var i = 0; i < 10; i++) {
temp = +vat.charAt(i) * this.rules.multipliers[i];
temp = +vat.charAt(i) * this.rules.multipliers[i]
if (temp > 9)
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
else
total += temp;
total += temp
}
// Establish check digit.
total = 10 - total % 10;
total = 10 - total % 10
if (total > 9) {
total = 0;
total = 0
}
// 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;
expect = +vat.slice(10, 11)
return total === expect
},

@@ -52,2 +53,2 @@ rules: {

}
};
}

28

src/countries/latvia.js

@@ -0,5 +1,6 @@

// eslint-disable-next-line no-undef
COUNTRIES.latvia = {
calcs: function (vat) {
var total = 0;
var expect;
var total = 0
var expect

@@ -9,24 +10,23 @@ // Differentiate between legal entities and natural bodies. For the latter we simply check that

if ((/^[0-3]/).test(vat)) {
return !!(/^[0-3][0-9][0-1][0-9]/).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];
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 && vat[0] === 9) total = total - 45
if (total % 11 === 4) {
total = 4 - total % 11;
total = 4 - total % 11
} else if (total % 11 > 4) {
total = 14 - total % 11;
total = 14 - total % 11
} else if (total % 11 < 4) {
total = 3 - total % 11;
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;
expect = +vat.slice(10, 11)
return total === expect
}

@@ -49,2 +49,2 @@ },

}
};
}

91

src/countries/lithunia.js

@@ -0,101 +1,98 @@

// eslint-disable-next-line no-undef
COUNTRIES.lithunia = (function () {
function _extractDigit(vat, multiplier, key) {
return +vat.charAt(key) * multiplier[key];
function _extractDigit (vat, multiplier, key) {
return +vat.charAt(key) * multiplier[key]
}
function _doubleCheckCalculation(vat, total, rules) {
function _doubleCheckCalculation (vat, total, rules) {
if (total % 11 === 10) {
total = 0;
total = 0
for (var i = 0; i < 8; i++) {
total += _extractDigit(vat, rules.multipliers.short, i);
total += _extractDigit(vat, rules.multipliers.short, i)
}
}
return total;
return total
}
function extractDigit(vat, total) {
function extractDigit (vat, total) {
for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * (i + 1);
total += +vat.charAt(i) * (i + 1)
}
return total;
return total
}
function checkDigit(total) {
total = total % 11;
function checkDigit (total) {
total = total % 11
if (total === 10) {
total = 0;
total = 0
}
return total;
return total
}
function _check9DigitVat(vat, rules) {
function _check9DigitVat (vat, rules) {
// 9 character VAT numbers are for legal persons
var total = 0;
var total = 0
if (vat.length === 9) {
// 8th character must be one
if (!(/^\d{7}1/).test(vat)) return false;
if (!(/^\d{7}1/).test(vat)) return false
// Extract the next digit and multiply by the counter+1.
total = extractDigit(vat, total);
total = extractDigit(vat, total)
// Can have a double check digit calculation!
total = _doubleCheckCalculation(vat, total, rules);
total = _doubleCheckCalculation(vat, total, rules)
// Establish check digit.
total = checkDigit(total);
total = checkDigit(total)
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
var expect = +vat.slice(8, 9);
return total === expect;
var expect = +vat.slice(8, 9)
return total === expect
}
return false;
return false
}
function extractDigit12(vat, total, rules) {
function extractDigit12 (vat, total, rules) {
for (var k = 0; k < 11; k++) {
total += _extractDigit(vat, rules.multipliers.med, k);
total += _extractDigit(vat, rules.multipliers.med, k)
}
return total;
return total
}
function _doubleCheckCalculation12(vat, total, rules) {
function _doubleCheckCalculation12 (vat, total, rules) {
if (total % 11 === 10) {
total = 0;
total = 0
for (var l = 0; l < 11; l++) {
total += _extractDigit(vat, rules.multipliers.alt, l);
total += _extractDigit(vat, rules.multipliers.alt, l)
}
}
return total;
return total
}
function _check12DigitVat(vat, rules) {
var total = 0;
function _check12DigitVat (vat, rules) {
var total = 0
// 12 character VAT numbers are for temporarily registered taxpayers
if (vat.length === 12) {
// 11th character must be one
if (!(rules.check).test(vat)) return false;
if (!(rules.check).test(vat)) return false
// Extract the next digit and multiply by the counter+1.
total = extractDigit12(vat, total, rules);
total = extractDigit12(vat, total, rules)
// Can have a double check digit calculation!
total = _doubleCheckCalculation12(vat, total, rules);
total = _doubleCheckCalculation12(vat, total, rules)
// Establish check digit.
total = checkDigit(total);
total = checkDigit(total)
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
var expect = +vat.slice(11, 12);
return total === expect;
var expect = +vat.slice(11, 12)
return total === expect
}
return false;
return false
}

@@ -105,3 +102,3 @@

calcs: function (vat) {
return _check9DigitVat(vat, this.rules) || _check12DigitVat(vat, this.rules);
return _check9DigitVat(vat, this.rules) || _check12DigitVat(vat, this.rules)
},

@@ -150,3 +147,3 @@ rules: {

}
};
}());
}
}())

9

src/countries/luxembourg.js

@@ -0,8 +1,9 @@

// eslint-disable-next-line no-undef
COUNTRIES.luxembourg = {
calcs: function (vat) {
var expect = +vat.slice(6, 8);
var checkDigit = +vat.slice(0, 6) % 89;
var expect = +vat.slice(6, 8)
var checkDigit = +vat.slice(0, 6) % 89
// Checks the check digits of a Luxembourg VAT number.
return checkDigit === expect;
return checkDigit === expect
},

@@ -12,2 +13,2 @@ rules: {

}
};
}

15

src/countries/malta.js

@@ -0,17 +1,18 @@

// eslint-disable-next-line no-undef
COUNTRIES.malta = {
calcs: function (vat) {
var total = 0;
var expect;
var total = 0
var expect
// Extract the next digit and multiply by the counter.
for (var i = 0; i < 6; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits by getting modulus 37.
total = 37 - total % 37;
total = 37 - total % 37
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(6, 8);
return total === expect;
expect = +vat.slice(6, 8)
return total === expect
},

@@ -29,2 +30,2 @@ rules: {

}
};
}

17

src/countries/netherlands.js

@@ -0,20 +1,21 @@

// eslint-disable-next-line no-undef
COUNTRIES.netherlands = {
calcs: function (vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits by getting modulus 11.
total = total % 11;
total = total % 11
if (total > 9) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -34,2 +35,2 @@ rules: {

}
};
}

21

src/countries/norway.js

@@ -0,5 +1,6 @@

// eslint-disable-next-line no-undef
COUNTRIES.norway = {
calcs: function (vat) {
var total = 0;
var expect;
var total = 0
var expect
// See http://www.brreg.no/english/coordination/number.html

@@ -9,16 +10,16 @@

for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits by getting modulus 11. Check digits > 9 are invalid
total = 11 - total % 11;
total = 11 - total % 11
if (total === 11) {
total = 0;
total = 0
}
if (total < 10) {
// 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;
expect = +vat.slice(8, 9)
return total === expect
}

@@ -39,2 +40,2 @@ },

}
};
}

17

src/countries/poland.js

@@ -0,20 +1,21 @@

// eslint-disable-next-line no-undef
COUNTRIES.poland = {
calcs: function (vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits subtracting modulus 11 from 11.
total = total % 11;
total = total % 11
if (total > 9) {
total = 0;
total = 0
}
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(9, 10);
return total === expect;
expect = +vat.slice(9, 10)
return total === expect
},

@@ -35,2 +36,2 @@ rules: {

}
};
}

17

src/countries/portugal.js

@@ -0,20 +1,21 @@

// eslint-disable-next-line no-undef
COUNTRIES.portugal = {
calcs: function (vat) {
var total = 0;
var expect;
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits subtracting modulus 11 from 11.
total = 11 - total % 11;
total = 11 - total % 11
if (total > 9) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
},

@@ -34,2 +35,2 @@ rules: {

}
};
}

21

src/countries/romania.js

@@ -0,21 +1,22 @@

// eslint-disable-next-line no-undef
COUNTRIES.romania = {
calcs: function (vat) {
var total = 0;
var expect;
var total = 0
var expect
// Extract the next digit and multiply by the counter.
var vatLength = vat.length;
var multipliers = this.rules.multipliers.slice(10 - vatLength);
var vatLength = vat.length
var multipliers = this.rules.multipliers.slice(10 - vatLength)
for (var i = 0; i < vat.length - 1; i++) {
total += +vat.charAt(i) * multipliers[i];
total += +vat.charAt(i) * multipliers[i]
}
// Establish check digits by getting modulus 11.
total = (10 * total) % 11;
if (total === 10) total = 0;
total = (10 * total) % 11
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(vat.length - 1, vat.length);
return total === expect;
expect = +vat.slice(vat.length - 1, vat.length)
return total === expect
},

@@ -36,2 +37,2 @@ rules: {

}
};
}

64

src/countries/russia.js

@@ -0,47 +1,46 @@

// eslint-disable-next-line no-undef
COUNTRIES.russia = (function () {
function _check10DigitINN (vat, rules) {
var total = 0
function _check10DigitINN(vat, rules) {
var total = 0;
if (vat.length === 10) {
for (var i = 0; i < 10; i++) {
total += +vat.charAt(i) * rules.multipliers.m_1[i];
total += +vat.charAt(i) * rules.multipliers.m_1[i]
}
total = total % 11;
total = total % 11
if (total > 9) {
total = total % 10;
total = total % 10
}
// Compare it with the last character of the VAT number. If it is the same, then it's valid
var expect = +vat.slice(9, 10);
return total === expect;
var expect = +vat.slice(9, 10)
return total === expect
}
return false;
return false
}
function _check12DigitINN(vat, rules) {
var total1 = 0;
var total2 = 0;
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) * rules.multipliers.m_2[j];
total1 += +vat.charAt(j) * rules.multipliers.m_2[j]
}
total1 = total1 % 11;
total1 = total1 % 11
if (total1 > 9) {
total1 = total1 % 10;
total1 = total1 % 10
}
for (var k = 0; k < 11; k++) {
total2 += +vat.charAt(k) * rules.multipliers.m_3[k];
total2 += +vat.charAt(k) * rules.multipliers.m_3[k]
}
total2 = total2 % 11;
total2 = total2 % 11
if (total2 > 9) {
total2 = total2 % 10;
total2 = total2 % 10
}

@@ -51,15 +50,14 @@

// character of the VAT number. If they're both the same, then it's valid
var expect = (total1 === +vat.slice(10, 11));
var expect2 = (total2 === +vat.slice(11, 12));
return (expect) && (expect2);
var expect = (total1 === +vat.slice(10, 11))
var expect2 = (total2 === +vat.slice(11, 12))
return (expect) && (expect2)
}
return false;
return false
}
return {
calcs: function (vat) {
// See http://russianpartner.biz/test_inn.html for algorithm
return _check10DigitINN(vat, this.rules) || _check12DigitINN(vat, this.rules);
return _check10DigitINN(vat, this.rules) || _check12DigitINN(vat, this.rules)
},

@@ -110,3 +108,3 @@ rules: {

}
};
}());
}
}())

22

src/countries/serbia.js

@@ -0,1 +1,2 @@

// eslint-disable-next-line no-undef
COUNTRIES.serbia = {

@@ -5,20 +6,19 @@ calcs: function (vat) {

var product = 10;
var sum = 0;
var checkDigit;
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;
sum = (+vat.charAt(i) + product) % 10
if (sum === 0) {
sum = 10;
sum = 10
}
product = (2 * sum) % 11;
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;
var expect = 1
checkDigit = (product + (+vat.slice(8, 9))) % 10
return checkDigit === expect
},

@@ -28,2 +28,2 @@ rules: {

}
};
}

9

src/countries/slovakia_republic.js

@@ -0,6 +1,7 @@

// eslint-disable-next-line no-undef
COUNTRIES.slovakia_republic = {
calcs: function (vat) {
var expect = 0;
var checkDigit = (vat % 11);
return checkDigit === expect;
var expect = 0
var checkDigit = (vat % 11)
return checkDigit === expect
},

@@ -10,2 +11,2 @@ rules: {

}
};
}

17

src/countries/slovenia.js

@@ -0,15 +1,16 @@

// eslint-disable-next-line no-undef
COUNTRIES.slovenia = {
calcs: function (vat) {
var total = 0;
var expect;
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];
total += +vat.charAt(i) * this.rules.multipliers[i]
}
// Establish check digits using modulus 11
total = 11 - total % 11;
total = 11 - total % 11
if (total === 10) {
total = 0;
total = 0
}

@@ -19,4 +20,4 @@

// same, then it's a valid check digit.
expect = +vat.slice(7, 8);
return !!(total !== 11 && total === expect);
expect = +vat.slice(7, 8)
return !!(total !== 11 && total === expect)
},

@@ -35,2 +36,2 @@ rules: {

}
};
}

59

src/countries/spain.js

@@ -0,28 +1,28 @@

// eslint-disable-next-line no-undef
COUNTRIES.spain = {
calcs: function (vat) {
var i = 0;
var total = 0;
var temp;
var expect;
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];
temp = vat.charAt(i + 1) * this.rules.multipliers[i]
if (temp > 9)
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
else
total += temp;
total += temp
}
// Now calculate the check digit itself.
total = 10 - total % 10;
total = 10 - total % 10
if (total === 10) {
total = 0;
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;
expect = +vat.slice(8, 9)
return total === expect
}

@@ -32,19 +32,18 @@

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];
temp = vat.charAt(i + 1) * this.rules.multipliers[i]
if (temp > 9)
total += Math.floor(temp / 10) + temp % 10;
total += Math.floor(temp / 10) + temp % 10
else
total += temp;
total += temp
}
// Now calculate the check digit itself.
total = 10 - total % 10;
total = String.fromCharCode(total + 64);
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;
expect = vat.slice(8, 9)
return total === expect
}

@@ -54,7 +53,7 @@

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;
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
}

@@ -64,7 +63,5 @@

else if (this.rules.additional[3].test(vat)) {
expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+vat.substring(1, 8) % 23);
return vat.charAt(8) === expect;
}
else return false;
expect = 'TRWAGMYFPDXBNJZSQVHLCKE'.charAt(+vat.substring(1, 8) % 23)
return vat.charAt(8) === expect
} else return false
},

@@ -94,2 +91,2 @@ rules: {

}
};
}

22

src/countries/sweden.js

@@ -0,25 +1,26 @@

// eslint-disable-next-line no-undef
COUNTRIES.sweden = {
calcs: function (vat) {
var expect;
var expect
// Calculate R where R = R1 + R3 + R5 + R7 + R9, and Ri = INT(Ci/5) + (Ci*2) modulo 10
var R = 0;
var digit;
var R = 0
var digit
for (var i = 0; i < 9; i = i + 2) {
digit = +vat.charAt(i);
R += Math.floor(digit / 5) + ((digit * 2) % 10);
digit = +vat.charAt(i)
R += Math.floor(digit / 5) + ((digit * 2) % 10)
}
// Calculate S where S = C2 + C4 + C6 + C8
var S = 0;
var S = 0
for (var j = 1; j < 9; j = j + 2) {
S += +vat.charAt(j);
S += +vat.charAt(j)
}
var checkDigit = (10 - (R + S) % 10) % 10;
var checkDigit = (10 - (R + S) % 10) % 10
// Compare it with the last character of the VAT number. If it's the same, then it's valid.
expect = +vat.slice(9, 10);
expect = +vat.slice(9, 10)
return checkDigit === expect;
return checkDigit === expect
},

@@ -30,2 +31,1 @@ rules: {

}
;

17

src/countries/switzerland.js

@@ -0,16 +1,17 @@

// eslint-disable-next-line no-undef
COUNTRIES.switzerland = {
calcs: function (vat) {
var total = 0;
var total = 0
for (var i = 0; i < 8; i++) {
total += +vat.charAt(i) * this.rules.multipliers[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;
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;
var expect = +vat.substr(8, 1)
return total === expect
},

@@ -30,2 +31,2 @@ rules: {

}
};
}

38

src/countries/united_kingdom.js

@@ -0,10 +1,11 @@

// eslint-disable-next-line no-undef
COUNTRIES.united_kingdom = {
calcs: function (vat) {
var total = 0;
var expect;
var total = 0
var expect
// Government departments
if (vat.substr(0, 2) === 'GD') {
expect = 500;
return vat.substr(2, 3) < expect;
expect = 500
return vat.substr(2, 3) < expect
}

@@ -14,4 +15,4 @@

if (vat.substr(0, 2) === 'HA') {
expect = 499;
return vat.substr(2, 3) > expect;
expect = 499
return vat.substr(2, 3) > expect
}

@@ -21,12 +22,11 @@

// 0 VAT numbers disallowed!
if (+vat.slice(0) === 0) return false;
if (+vat.slice(0) === 0) return false
// Check range is OK for modulus 97 calculation
var no = +vat.slice(0, 7);
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) * this.rules.multipliers[i];
total += +vat.charAt(i) * this.rules.multipliers[i]
}

@@ -38,5 +38,5 @@

// Establish check digits by subtracting 97 from total until negative.
var checkDigit = total;
var checkDigit = total
while (checkDigit > 0) {
checkDigit = checkDigit - 97;
checkDigit = checkDigit - 97
}

@@ -47,12 +47,12 @@

// 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;
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;
checkDigit = checkDigit - 55
else
checkDigit = checkDigit + 42;
expect = +vat.slice(7, 9);
return !!(checkDigit === expect && no > 1000000);
checkDigit = checkDigit + 42
expect = +vat.slice(7, 9)
return !!(checkDigit === expect && no > 1000000)
},

@@ -76,2 +76,2 @@ rules: {

}
};
}

60

src/main.js

@@ -1,40 +0,40 @@

var COUNTRIES = {};
var COUNTRIES = {}
function _validateRegex(vat, regex) {
return regex.test(vat);
function _validateRegex (vat, regex) {
return regex.test(vat)
}
function _validateRules(vat, regex, countryName) {
var parsedNum = regex.exec(vat);
var vatNum = parsedNum[2];
function _validateRules (vat, regex, countryName) {
var parsedNum = regex.exec(vat)
var vatNum = parsedNum[2]
return COUNTRIES[countryName].calcs(vatNum);
return COUNTRIES[countryName].calcs(vatNum)
}
function _validate(vat, regex, countryName) {
var result = false;
function _validate (vat, regex, countryName) {
var result = false
if (_validateRegex(vat, regex)) {
result = _validateRules(vat, regex, countryName);
result = _validateRules(vat, regex, countryName)
}
return result;
return result
}
function _getPureVAT(vat) {
vat = vat || '';
return vat.toString().toUpperCase().replace(/(\s|-|\.)+/g, '');
function _getPureVAT (vat) {
vat = vat || ''
return vat.toString().toUpperCase().replace(/(\s|-|\.)+/g, '')
}
function _isCountryBlocked(config, countryName) {
if (!config || config.length === 0) return false;
function _isCountryBlocked (config, countryName) {
if (!config || config.length === 0) return false
return config.indexOf(countryName) === -1;
return config.indexOf(countryName) === -1
}
function checkValidity(vat, countryName) {
var regexArr = COUNTRIES[countryName].rules.regex;
function checkValidity (vat, countryName) {
var regexArr = COUNTRIES[countryName].rules.regex
for (var i = 0; i < regexArr.length; i++) {
var isValid = _validate(vat, regexArr[i], countryName);
if (isValid) return isValid && !_isCountryBlocked(exports.config, countryName);
var isValid = _validate(vat, regexArr[i], countryName)
if (isValid) return isValid && !_isCountryBlocked(exports.config, countryName)
}
return false;
return false
}

@@ -49,14 +49,13 @@

country: null
};
}
if (!vat) return result;
if (!vat) return result
for (var countryName in COUNTRIES) {
if (COUNTRIES.hasOwnProperty(countryName)) {
result.isValid = checkValidity(result.value, countryName)
result.isValid = checkValidity(result.value, countryName);
if (result.isValid) {
result.country = countryName;
return result;
result.country = countryName
return result
}

@@ -66,5 +65,4 @@ }

return result;
return result
}
};
}
build/tasks/lint.js
.idea/workspace.xml

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dist/jsvat.js.gz

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dist/jsvat.min.js.gz

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dist/jsvat.min.js.map

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