Converts a querystring String into a non-empty list of NameValuePairs.
Converts a querystring String into a non-empty list of NameValuePairs.
Returns a non-empty list of NameValuePairs on Success, or a Failure String.
Option-boxed querystring String to extract name-value pairs from, or None
either a NonEmptyList of NameValuePairs or an error message, boxed in a Scalaz Validation
Converts the source TSV into a ValidatedMaybeCollectorPayload.
Loader for TSVs