Custom type checking function for the typy library

isDeepTruthy.js

const { t, addCustomTypes } = require("typy");

addCustomTypes({
  isDeepTruthy: input => {
    const keys = Object.keys(input);
    for (let i = 0; i < keys.length; i += 1) {
      const ownProperty = input[keys[i]];
      console.log({ i, ownProperty });
      if (t(ownProperty).isFalsy) {
        return false;
      }
    }
    return true;
  },
});