apoc.util.validatePredicate

Details
Syntax	`apoc.util.validatePredicate(predicate, message, params)`
Description	If the given predicate is true an exception is thrown, otherwise it returns true (for use inside `WHERE` subclauses).
Arguments	Name	Type	Description
	`predicate`	`BOOLEAN`	The predicate to be evaluated.
	`message`	`STRING`	The error message thrown if the predicate evaluates to `true`.
	`params`	`LIST<ANY>`	Parameters to format the message with.
Returns	`BOOLEAN`

Usage Examples

The following throws an exception because the predicate is true:

MATCH (a)
WHERE apoc.util.validatePredicate(true,'message %d',[42])
RETURN a

Results
Failed to invoke procedure `apoc.util.validatePredicate`: Caused by: java.lang.RuntimeException: message 42

The following returns true because the predicate is false:

RETURN apoc.util.validatePredicate(false,'message %d',[42]) AS result

Results
result
true