Error class that describes VAST errors.
npm install iab-vast-error    
Error class that describes VAST errors.
``js
import VASTError from 'iab-vast-error'
try {
throw new VASTError(100)
} catch (e) {
if (e instanceof VASTError) {
// e.code -> 100
// e.message -> VAST error 100: XML parsing error.
}
}
``
MIT