Function normalizeType

packages/res/src/util.ts:3–4

(type: string)

import * as mime from 'es-mime-types'

export const normalizeType = (type: string) =>
  ~type.indexOf('/') ? acceptParams(type) : { value: mime.lookup(type), params: {} }

export function acceptParams(str: string, index?: number) {
  const parts = str.split(/ *; */)