[cvs-nhc98] patch applied (hat): Re-introduce pattern queries in hat-observe. There is now a proper

Thu May 2 12:26:06 PDT 2002 malcolm * Re-introduce pattern queries in hat-observe. There is now a proper lexer and (combinator) parser for patterns, and it can deal with infix constructors/variables using the normal Haskell syntax. The only caveat with infix patterns is that fixity is not known, so the user must parenthesise them explicitly. M ./src/hattools/HatObserve.hs -66 +70 M ./src/hattools/Makefile -1 +1 A ./src/hattools/ParseLib.hs A ./src/hattools/Pattern.hs M ./src/hattools/SExp.hs -1 +5