Deprecation

Originally these functions were rejected for inclusion to puppetlab's stdlib. Now equivalent functions have been added there making these unnecessary.

hash2ini

This has been moved to voxpupuli's extlib starting with v6.2.0 released February 28 2023

hash2json

There is a to_json and a to_json_pretty function in puppetlab's stdlib starting with version 4.20.0 released September 11 2017

hash2kv

There is a join_keys_to_values function in puppetlab's stdlib that has been there since 2012.

hash2properties

There is no equivalent I've found.

hash2yaml

There is a to_yaml function in puppetlab's stdlib starting with version 4.20.0 released September 11 2017