const Toa = require('toa')
const toaBody = require('toa-body')

const app = new Toa()
toaBody(app)

app.use(function * () {
  this.body = yield this.parseBody()
})
app.listen(3000)

const Toa = require('toa')
const toaBody = require('toa-body')

const app = new Toa()
app.use(toaBody()) //  It will try to parse body for every request.

app.use(function () {
  this.body = this.request.body
})
app.listen(3000)

const toaBody = require('toa-body')

toaBody(app, {
  extendTypes: {
    json: ['application/x-javascript'] // will parse application/x-javascript type body as a JSON string
  }
}))

const parseXml = require('xml2js').parseString

toaBody(app, {
  parse: function (buf) {
    var str = buf.toString('utf8')
    if (!this.is('text/xml')) return str
    // return promise or thunk function for async task
    return function (done) { parseXml(str, done) }
  }
}))

this.body = yield this.parseBody()

this.parseBody()(function (err, body) {
  // this.request.body === body
  this.body = body
})