A constant attribute of a node type T
with value of type U
.
A constant attribute of a node type T
with value of type U
. The
value is given by the computation u
which is evaluated at most once.
As for the other constant
with the first argument specifying a name for
the constructed attribute.
Define a constant attribute of T
nodes of type U
given by the value
u
.
Define a constant attribute of T
nodes of type U
given by the value
u
. u
is evaluated at most once.
Common support for attribution of syntax trees in a functional style. Includes circular and constant attributes but needs to be augmented with basic attributes and parameterised attributes.