UI validation rule for valid time am/pm doesn't work when js is minified

[markshust]

Preconditions

1. Magento 2.2.5

Steps to reproduce

1. Run SQL: update core_config_data set value = 1 where path = 'dev/js/minify_files'
2. bin/magento deploy:mode:set production
3. Run production compilation scripts
4. Try to save a ui component that validates against time12h

Expected result

1. The input field should validate against the time12h validation rule

Actual result

1. There is a javascript error that happens when the js is minified. The space in the validation rule is stripped.

[magento-engcom-team]

Hi @markoshust. Thank you for your report.
To help us process this issue please make sure that you provided the following information:

• Summary of the issue
• Information on your environment
• Steps to reproduce
• Expected and actual results

Please make sure that the issue is reproducible on the vanilla Magento instance following Steps to reproduce. To deploy vanilla Magento instance on our environment, please, add a comment to the issue:

@magento-engcom-team give me {$VERSION} instance

where {$VERSION} is version tags (starting from 2.2.0+) or develop branches (2.2-develop +).
For more details, please, review the Magento Contributor Assistant documentation.

@markoshust do you confirm that you was able to reproduce the issue on vanilla Magento instance following steps to reproduce?

• yes
• no

[engcom-backlog-nickolas]

Hello @markoshust, thank you for your report.
We've acknowledged the issue and added to our backlog.