National-identity-validator NPM

NATIONAL IDENTITY NUMBER VALIDATOR

This Module validate the NIN of a user by doing a mathematical operation.

The Operation is as follows:

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Instruction

To install the package simply execute:
npm install national-identity-validator
Then in your file import the module:
import validateNationalIdentityNumber from 'national-identity-validator';
validateNationalIdentityNumber(nid: 'string', lastname?: 'string', dob?: 'object' | 'string'); //return an object
date of birth string data should be in the format YYYY-MM-DD or YYYY/MM/DD
The parameter lastname is optional which will validate the last name of the person by comparing the first character of the last name with the first character from the nid.
The parameter dob is optional which will validate the date of birth of the person by comparing the dob with the date of birth of the person from the nid.
The object return is as follows:
```
    {
        isValid :         boolean,
        isNidValid:       boolean,
        isSurnameValid:   boolean,
        isValidDob:       boolean,
        age:               number
    }
```

How to use

To use the validateNationalIdentityNumber package

     import validateNationalIdentityNumber from 'national-identity-validator';

     validateNationalIdentityNumber("S0808739500", "Sample", "YYYY-MM-DD"); //return an object