Hide Forgot
Cloned from launchpad blueprint https://blueprints.launchpad.net/heat/+spec/param-constraints. Description: As an extenstion to the current CFN compatable parameter declarations, also support an extended, declaritive, and (eventually) pluggable parameter declaration syntax called "constraints" Specification URL (additional information): https://wiki.openstack.org/wiki/Heat/param_validators
Updating based on BP milestone