Changelog for ruby2.6-rubygem-activemodel-doc-5.2-5.2.2-12.1.x86_64.rpm :
Sat Jan 19 13:00:00 2019 Marcus Rueckert
- rb_build_ruby_abi needs to be rb_build_ruby_abis

Fri Jan 18 13:00:00 2019 Marcus Rueckert
- limit to ruby 2.5 and above for 42.3/sle12

Sat Dec 8 13:00:00 2018 Stephan Kulow
- updated to version 5.2.2
see installed CHANGELOG.md
[#]# Rails 5.2.2 (December 04, 2018) ##

* Fix numericality validator to still use value before type cast except Active Record.
Fixes #33651, #33686.

* Ryuta Kamizono
*

Mon Dec 3 13:00:00 2018 mschnitzerAATTsuse.com
- updated to version 5.2.1.1 (boo#1118076)

* No changes / Just a version bump to match with Rails 5.2.1.1

Wed Aug 8 14:00:00 2018 mschnitzerAATTsuse.com
- updated to version 5.2.1 (boo#1104209)

* No changes / just aligned to Rails version 5.2.1

Mon Apr 16 14:00:00 2018 mschnitzerAATTsuse.com
- initialize package
see changelog: https://github.com/rails/rails/blob/v5.2.0/activemodel/CHANGELOG.md