This is true
if the output environment is guaranteed to emit the molecule at least once.
This is true
if the output environment is guaranteed to emit the molecule at least once.
This is false
for most environments.
Id of the construct.
Id of the construct.
This will be true
only for NotLastBlock environment.
This will be true
only for NotLastBlock environment.
Describes a molecule that is _not_ emitted last in a statement block.
Id of the construct.