checkToken.js

const fs = require("fs");
const tokensDirectory = "./src/tokens";
const web3 = require("web3");
const path = require("path");
const validate = require("validate.js");

const constraints = {
  symbol: {
    presence: {
      allowEmpty: false
    }
  },
  name: {
    presence: {
      allowEmpty: false
    }
  },
  type: {
    presence: {
      allowEmpty: false
    }
  },
  address: {
    presence: {
      allowEmpty: false
    },
    length: {
      is: 42
    }
  },
  decimals: {
    presence: {
      allowEmpty: false
    }
  },
  website: {
    presence: true
  },
  logo: {
    presence: true
  },
  "logo.src": {
    presence: true
  },
  "logo.width": {
    presence: true
  },
  "logo.height": {
    presence: true
  },
  "logo.ipfs_hash": {
    presence: true
  },
  support: {
    presence: true
  },
  "support.email": {
    presence: true
  },
  "support.url": {
    presence: true
  },
  social: {
    presence: true
  },
  "social.blog": {
    presence: true
  },
  "social.chat": {
    presence: true
  },
  "social.facebook": {
    presence: true
  },
  "social.forum": {
    presence: true
  },
  "social.github": {
    presence: true
  },
  "social.gitter": {
    presence: true
  },
  "social.instagram": {
    presence: true
  },
  "social.linkedin": {
    presence: true
  },
  "social.reddit": {
    presence: true
  },
  "social.slack": {
    presence: true
  },
  "social.telegram": {
    presence: true
  },
  "social.twitter": {
    presence: true
  },
  "social.youtube": {
    presence: true
  }
};

function run() {
  fs.readdirSync(tokensDirectory).forEach(folder => {
    fs.readdirSync(`${tokensDirectory}/${folder}`).forEach(file => {
      if (
        path.extname(file) === ".json" &&
        web3.utils.isAddress(file.replace(".json", ""))
      ) {
        const obj = JSON.parse(
          fs.readFileSync(`${tokensDirectory}/${folder}/${file}`, "utf8")
        );
        if (validate(obj, constraints) !== undefined) {
          const errs = validate(obj, constraints);
          Object.keys(errs).forEach(key => {
            console.log(
              `${errs[key][0]} for ${file} in ${tokensDirectory}/${folder}`
            );
          });
          process.exit(1);
        }
      } else {
        console.log("Incorrect file name or file extension");
        process.exit(1);
      }
    });
  });
  process.exit(0);
}

run();