Function normalizeMethod

fetch.js:345–348

(method)

var methods = ['CONNECT', 'DELETE', 'GET', 'HEAD', 'OPTIONS', 'PATCH', 'POST', 'PUT', 'TRACE']

function normalizeMethod(method) {
  var upcased = method.toUpperCase()
  return methods.indexOf(upcased) > -1 ? upcased : method
}

export function Request(input, options) {
  if (!(this instanceof Request)) {