[#6354] isMatch adaptive expression returns error when value is null or empty string #6426
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Fixes #6354
Description
This PR fixes the issue where the
isMatch
adaptive expression built-in function returns the error messageregular expression is empty
when the value is null or an empty string to just being processed by the evaluator instead.Specific Changes
IsMatch
built-in function to handle empty strings and null values by the evaluator.IsMatch
function.Testing
The following image shows the tests passing successfully.