const path = require('path');
const ndjsonGenerateSchema = require('ndjson-generate-schema');
 
ndjsonGenerateSchema('Dogs', path.resolve(__dirname, 'dogs.db')).then(
  schema => {
    console.log(schema);
    /*
    {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "title": "Dogs Set",
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "id": {
            "type": "number"
          },
          "name": {
            "type": "string"
          },
          "breed": {
            "type": "string"
          }
        },
        "required": [
          "id",
          "name"
        ],
        "title": "Dogs"
      }
    }
    */
  }
);