Sequelize REPL

repl.js

// Require the REPL module
// and models
let repl = require('repl').start({});
const models = require('./models');


// Make the `models` object
// a global variable in the
// REPL
repl.context.models = models;


// Make each model a global
// object in the REPL
Object.keys(models).forEach((modelName) => {
  repl.context[modelName] = models[modelName];
});


// Provide a convenience function `lg`
// to pass to `then()` and `catch()`
// to output less verbose values for
// sequelize model query results
repl.context.lg = data => {
  if (Array.isArray(data)) {
    if (data.length && data[0].dataValues) {
      data = data.map(item => item.dataValues);
    }
  } else {
    if (data.dataValues) {
      data = data.dataValues;
    }
  }
  console.log(data);
};