* Fixes#499: Update functionality for fs.truncate
This change to fs.truncate()'s functionality throws an error when the
length to truncate by is a non-numeric string.
* Refactor numeric type validation
As node implements a helper function to validate numeric values, let's
replicate the same logic to use throughout Filer.
2018-10-09 13:53:26 -04:00
David Humphrey (:humph) david.humphrey@senecacollege.ca