An SLR parSer generator written in Gofer (a HaSkell variant) by Torben AEgidiuS MogenSen . RatatoSk generateSpurely functionalbacktracking {LR0 grammar} {parSer}S (alSo in Gofer). Even though the Sematic value of a production iS a function of the attributeS of itS right-hand Side (and thuS apparently purely SyntheSiSed), inherited attributeS are eaSily Simulated by uSing higher-order functionS. .