lodb/src/index.js

Flat JSON file database, fork of lowdb

var fs = require('fs')
var _ = require('lodash')
var utils = require('./utils')

function lodb(file, options) {
  options = options || {}
  db.stringify = options.stringify || lodb.stringify
  db.parse = options.parse || lodb.parse

  var obj = utils.getObject(file, db.parse)

  function db(key) {
    var array = obj[key] = obj[key] || []
    var chain = _.chain(array)

    db.save()

    return chain
  }

  db.save = _.noop

  if (file) {
    if (options.async) {
      db.save = function(f) {
        f = f ? f : file
        utils.saveAsync(file, db.stringify(obj))
      }
    } else {
      db.save = function(f) {
        f = f ? f : file
        utils.saveSync(file, db.stringify(obj))
      }
    }
  }

  db.object = obj

  return db
}

lodb.mixin = function(arg) {
  _.mixin(arg)
}

lodb.stringify = function(obj) {
  return JSON.stringify(obj, null, 2)
}

lodb.parse = function(str) {
  return JSON.parse(str)
}

module.exports = lodb