Fail with a specific error code and message.
Fail with a specific error code and message.
Fail with the default exit code and a message.
Fail with the default exit code and a message.
Fail with just an exit code.
Fail with just an exit code.
Generates a new validation exception with the given message.
Generates a new validation exception with the given message.
Generates a validation exception if the test value is false.
Generates a validation exception if the test value is false.