Template editor doesn't report errors correctly

(Migrated from https://github.com/syndesisio/syndesis/issues/6317)

Author: Martin Muzikar
Assignees: unassigned

This is a...

[pre][code]
[ ] Feature request
[x] Regression (a behavior that used to work and stopped working in a new release)
[x] Bug report [!-- Please search GitHub for a similar issue or PR before submitting --]
[ ] Documentation issue or request
[/code][/pre]

Description

!image
Earlier the message was

{{wrongid1}}' does not conform to the format {{xyz}} at line: 3, column: 12

, now the message

'' does not conform to the format   at line...

doesn't report much to the user. (But the line numbers are now correct :tada: #5273 )