- wellformedness, also transform the parse tree, such that it fits into the
- syntactic context in which it has been parsed.
+ wellformedness, also transform the parse tree, such that it fits into
+ the syntactic context in which it has been parsed; in fact, this happens
+ for patterns, which are transformed from a representation of type
+ <code>RdrNameHsExpr</code> into a representation of type
+ <code>RdrNamePat</code>.