/*
 * @Author: gtz
 * @Date: 2021-03-01 16:54:38
 * @LastEditors: gtz
 * @LastEditTime: 2021-03-01 16:57:00
 * @Description: file content
 */

export function blobToBase64(blob) {
  return new Promise((resolve, reject) => {
    const fileReader = new FileReader()
    fileReader.onload = (e) => {
      resolve(e.target.result)
    }
    fileReader.readAsDataURL(blob)
    fileReader.onerror = () => {
      reject(new Error('blobToBase64 error'))
    }
  })
}