The input mask on decimal is not working correctly when the admin is setting a dot or comma as a prefix or suffix

• Type: Impedibug
• Status: Closed
• Priority: Minor
• Resolution: Completed
• Affects Version/s: None
• Fix Version/s: None
• Component/s: Forms
• Labels:
  • forms-data-engine-story-bug
• Sprint: Forms_7.4_18, Forms_7.4_19, Forms_7.4_20
• Git Pull Request: https://github.com/liferay-forms/liferay-portal/pull/800

 Description

When the admin sets a dot or comma as a prefix in an input mask on decimal the user cannot input the values correctly on the form

 Steps to Reproduce

1. Go to Content & Data > Forms 
2. Add a Numeric Field
3. Select the Numeric field and change it to Decimal
4. Go to the Advanced tab
5. Enable Input Mask
6. Set the Thousands Separator
7. Insert . or , as a prefix
8. Publish the form
9. Go to published form
10. Type a value
11. Observe

 Expected Result

The numeric field with the input mask must work correctly

 Actual Result

The numeric field with the input mask is not working correctly

 Evidence: inputMaskNotworkingWhenUsingDotOrCommaAsPrefix.mp4

 Note: The issue occurs in a similar way when the admin is using the suffix option. Please see attached video cantUseDecimalNumberWhenInputMaskHasSuffix.mp4

  Reproduced In:
master: dc93177a96e3d01f90f7b7b7ce9c5a4fc350656c