ninjs-lodash/lib/debug.js

lodash wrapper + utils

/**
 * Debug Output
 */

'use strict'

const _ = require('lodash')
const jpretty = require('./libs/jpretty')

const PADDING = 12

exports = module.exports = { log: log, logcb: logcb, jslog: jslog, jlog: jlog, olog: olog }
_.mixin(exports)

// standard console log
function log() { return console.log.apply(console, _.toArray(arguments)) }

// logs err || result from async callback
function logcb(err, result) { return err ? log(err) : (_.isObject(result) || _.isFunction(result) ? jslog(result) : log(result)) }

// logs pretty
function jslog(val) { return log(jpretty(val)) }

// logs inspected object
function jlog(val) {
  let args = _.drop(_.toArray(arguments))
  args.unshift(require('util').inspect(val, false, null))
  return log.apply(null, args)
}

// logs object k/v pairs
function olog(obj) {
  if(!_.isPlainObject(obj)) return
  let str = ''
   _.forIn(obj, (v, k) => {
     let key = _.padEnd(k, PADDING)
     let val = v ? (_.isPlainObject(v) ? `\n${jpretty(v)}` : `: ${v}`) : ''
     str = str + `\n${key}${val}`
  })
  return _.log(str)
}