Method constructor

lib/web/fetch/formdata.js:18–28

(form = undefined)

  #boundary = null

  constructor (form = undefined) {
    webidl.util.markAsUncloneable(this)

    if (form !== undefined) {
      throw webidl.errors.conversionFailed({
        prefix: 'FormData constructor',
        argument: 'Argument 1',
        types: ['undefined']
      })
    }
  }

  append (name, value, filename = undefined) {
    webidl.brandCheck(this, FormData)