app.ts

import createMongooseSchema from './lib/json-schema';

const refs = {
  yep: {
    type: 'string', pattern: '^\\d{3}$'
  }, a: {
    type: 'array', items: {
      type: 'object', properties: {
        num: {type: 'number'}, str: {type: 'string'}
      }
    }
  }, idSpec: {
    type: 'object', properties: {
      id: {$ref: 'yep'}, arr: {$ref: 'a'}
    }
  }
};

// noinspection ReservedWordAsName
const valid = {
  type: 'object', properties: {
    id: {$ref: 'yep'}, arr: {$ref: 'a'}, address: {
      type: 'object', properties: {
        street: {type: 'integer', default: 44, minimum: 0, maximum: 50},
        houseColor: {type: 'string', default: '[Function=Date.now]', format: 'date-time'}
      }
    }
  }
};

const result = createMongooseSchema(refs, valid);
console.dir(result, {depth: null});