jchiatt

const IMAGE_EXTENSIONS = [".jpg", ".png", ".svg", ".webp", ".gif"]
const getFileExtension = url => `.${url.split('?')[0].split('.').pop()}`
const imageUrls = 
Array.from(
  document.querySelectorAll('img')
).map(({ src }) => ({src}))
.filter(({ src }) => {
  return src && IMAGE_EXTENSIONS.includes(getFileExtension(src))
})
.map(({src}, idx) => ({ src, filename: `Image-${idx}${getFileExtension(src)}`}))