FilterExpression: The filter expression MUST resolve to a Boolean
FilterExpression: Removed a logic that, when in the filter expression and on the first evaluation a number is returned, we are using an index instead of a boolean filter.
That is because in contrast with the previous point AND not described in the specs
EveryExpression: The matching expression MUST resolve to a Boolean
SomeExpression: The matching expression part MUST resolve to a Boolean
Closes https://github.com/apache/incubator-kie-issues/issues/1326
filter expressionMUST resolve to a Booleanfilter expressionand on the first evaluation a number is returned, we are using an index instead of a boolean filter. That is because in contrast with the previous point AND not described in the specsmatching expressionMUST resolve to a Booleanmatching expressionpart MUST resolve to a Boolean