ESlint errors

[Drarig29]

You have some eslint errors:

error: Unnecessary escape character: \- (no-useless-escape) at src/lib/sign/sign.js:5:130:
  3 |
  4 | function isDomain(val) {
> 5 |   const domain_regex = /^(?!(https:\/\/|http:\/\/|www\.|mailto:|smtp:|ftp:\/\/|ftps:\/\/))(((([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,86}[a-zA-Z0-9]))\.(([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,73}[a-zA-Z0-9]))\.(([a-zA-Z0-9]{2,12}\.[a-zA-Z0-9]{2,12})|([a-zA-Z0-9]{2,25})))|((([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,162}[a-zA-Z0-9]))\.(([a-zA-Z0-9]{2,12}\.[a-zA-Z0-9]{2,12})|([a-zA-Z0-9]{2,25}))))$/g;
    |                                                                                                                                  ^
  6 |   return domain_regex.test(val);
  7 | }
  8 |

error: Unnecessary escape character: \- (no-useless-escape) at src/lib/sign/sign.js:5:191:
  3 |
  4 | function isDomain(val) {
> 5 |   const domain_regex = /^(?!(https:\/\/|http:\/\/|www\.|mailto:|smtp:|ftp:\/\/|ftps:\/\/))(((([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,86}[a-zA-Z0-9]))\.(([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,73}[a-zA-Z0-9]))\.(([a-zA-Z0-9]{2,12}\.[a-zA-Z0-9]{2,12})|([a-zA-Z0-9]{2,25})))|((([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,162}[a-zA-Z0-9]))\.(([a-zA-Z0-9]{2,12}\.[a-zA-Z0-9]{2,12})|([a-zA-Z0-9]{2,25}))))$/g;
    |                                                                                                                                                                                               ^
  6 |   return domain_regex.test(val);
  7 | }
  8 |

error: Unnecessary escape character: \- (no-useless-escape) at src/lib/sign/sign.js:5:315:
  3 |
  4 | function isDomain(val) {
> 5 |   const domain_regex = /^(?!(https:\/\/|http:\/\/|www\.|mailto:|smtp:|ftp:\/\/|ftps:\/\/))(((([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,86}[a-zA-Z0-9]))\.(([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,73}[a-zA-Z0-9]))\.(([a-zA-Z0-9]{2,12}\.[a-zA-Z0-9]{2,12})|([a-zA-Z0-9]{2,25})))|((([a-zA-Z0-9])|([a-zA-Z0-9][a-zA-Z0-9\-]{0,162}[a-zA-Z0-9]))\.(([a-zA-Z0-9]{2,12}\.[a-zA-Z0-9]{2,12})|([a-zA-Z0-9]{2,25}))))$/g;
    |                                                                                                                                                                                                                                                                                                                           ^
  6 |   return domain_regex.test(val);
  7 | }
  8 |

error: Unexpected negating the left operand of 'instanceof' operator (no-unsafe-negation) at src/lib/sign/sign.js:72:32:
  70 |   }
  71 |
> 72 |   if(params.expiration_time && !params.expiration_time instanceof Date) {
     |                                ^
  73 |     throw new Error('expiration_time must be an instance of Date');
  74 |   }
  75 |

error: Unexpected negating the left operand of 'instanceof' operator (no-unsafe-negation) at src/lib/sign/sign.js:76:27:
  74 |   }
  75 |
> 76 |   if(params.not_before && !params.expiration_time instanceof Date) {
     |                           ^
  77 |     throw new Error('expiration_time must be an instance of Date');
  78 |   }
  79 | };

error: 'signature' is assigned a value but never used (no-unused-vars) at src/lib/verify/verify.js:69:35:
  67 | export const verify = (token, params = {}) => {
  68 |
> 69 |   const { version, address, body, signature } = decrypt(token);
     |                                   ^
  70 |
  71 |   if(version === 1) {
  72 |     throw new Error('Tokens version 1 are not supported by the current version of module')

error: 'Web3' is not defined (no-undef) at src/main.js:6:20:
  4 |
  5 |   // Connection to MetaMask wallet
> 6 |   const web3 = new Web3(ethereum);
    |                    ^
  7 |   await ethereum.request({ method: 'eth_requestAccounts'});
  8 |
  9 |   // getting address from which we will sign message

error: 'ethereum' is not defined (no-undef) at src/main.js:6:25:
  4 |
  5 |   // Connection to MetaMask wallet
> 6 |   const web3 = new Web3(ethereum);
    |                         ^
  7 |   await ethereum.request({ method: 'eth_requestAccounts'});
  8 |
  9 |   // getting address from which we will sign message

error: 'ethereum' is not defined (no-undef) at src/main.js:7:9:
   5 |   // Connection to MetaMask wallet
   6 |   const web3 = new Web3(ethereum);
>  7 |   await ethereum.request({ method: 'eth_requestAccounts'});
     |         ^
   8 |
   9 |   // getting address from which we will sign message
  10 |   const your_address = (await web3.eth.getAccounts())[0];