sequelize/sequelize-doc — pull request #81 by paldepind (2013-10-03 19:32:44+00:00)
Title: Mention the next argument in custom validation documentation

The current documentation on custom validation functions is outdated. It is impossible to create working validation functions based on it.

This patch mentions the next argument passed to validation functions that allows for asynchronous validation.

It might also fix: https://github.com/sequelize/sequelize-doc/issues/66