to-amp/src/filters.js

Google AMP (Accelerated Mobile Pages) utility module.

const isScriptJson = (attribs) => (attribs && attribs.type && attribs.type === 'application/json')


const isEmptyTag = (text) => !text.trim()

const excludeScripts = (frame) => {
  const { tag, attribs, text } = frame
  const isScript = (tag === 'script')
  const isJson   = isScriptJson(attribs)
  const isEmpty  = isEmptyTag(text)

  return isScript && (!isJson || isEmpty)
}

export default { isEmptyTag, excludeScripts, isScriptJson }