A semantically-based formatting discipline for Pascal

The abstract (or semantic) syntax of the Pascal language IS identIfied and a linear representation for the trees so formed within tne framework of the concrete syntax for that language is imposed. The indentation seneme 50 formed. augmented with a small number of pragmaticconsiaerations. is compared with several previously proposed formatting schemes for Pascal and an example of rne use of tnls new method is given.