Assert
The Assert function allows adding run-time checks to assert the validity of predicates that should hold true in a Function's processing.
Whenever the condition specified in an Assert fails, an error will
occur to indicate the fact and the Function's processing will halt.
Properties
Assertion
The type of assertion to evaluate.
See the list of Assertions below describing specific additional properties relevant to each type of assertion.
Message
The message to include in the error when the assertion fails.
Assertions
Links
Wikipedia: Assertion