X-Git-Url: https://git.martlubbers.net/?a=blobdiff_plain;f=AST.icl;h=305e8f375050ce9d1cf87227f6161d6cc320dac1;hb=3e6f3b020114be9550bb5893874fdb40b86fa2de;hp=6f2e5c63a50b3c5d406a01c46d5c235314e3630d;hpb=220cb1cc56feab3f818503838b3afd7ea2225403;p=cc1516.git diff --git a/AST.icl b/AST.icl index 6f2e5c6..305e8f3 100644 --- a/AST.icl +++ b/AST.icl @@ -36,7 +36,7 @@ printStatements [s:ss] i = (case s of [")":printCodeBlock dos i] (AssStmt vardef val) = indent i $ print vardef ++ ["=":print val] ++ [";\n"] - (FunStmt ident args) = indent i $ printFunCall ident args + (FunStmt ident args fs) = indent i $ printFunCall ident args fs ++ [";\n"] (ReturnStmt me) = indent i ["return ":maybe [""] print me] ++ [";\n"] ) ++ printStatements ss i where @@ -51,6 +51,8 @@ printStatements [s:ss] i = (case s of instance print VarDecl where print (VarDecl _ t i e) = maybe ["var"] print t ++ [" ":i:"=":print e] ++ [";"] +instance toString VarDecl where + toString v = concat (print v) instance toString Type where toString t = concat $ print t @@ -73,6 +75,8 @@ instance print FieldSelector where print FieldTl = print "tl" print FieldSnd = print "snd" print FieldFst = print "fst" +instance toString FieldSelector where + toString fs = concat $ print fs instance print VarDef where print (VarDef i fs) = printersperse "." [i:printersperse "" fs] @@ -84,6 +88,10 @@ instance toString Op2 where BiLesserEq = "<="; BiGreaterEq = ">="; BiUnEqual = "!="; BiAnd = "&&"; BiOr = "||"; BiCons = ":" +instance toString Op1 where + toString UnNegation = "!" + toString UnMinus = "-" + instance print Expr where print (VarExpr _ vd) = print vd print (Op2Expr _ e1 o e2) = ["(":print e1] ++ @@ -98,18 +106,29 @@ instance print Expr where c = if (c == toChar 7) "\\a" (toString c) ,"\'"] print (BoolExpr _ b) = [toString b] - print (FunExpr _ id as fs) = printFunCall id as ++ printSelectors fs + print (FunExpr _ id as fs) = printFunCall id as fs print (EmptyListExpr _) = ["[]"] print (TupleExpr _ (e1, e2)) = ["(":print e1] ++ [",":print e2] ++ [")"] +instance toString Expr where + toString e = concat $ print e printSelectors :: [FieldSelector] -> [String] printSelectors x = case x of [] = [""]; _ = [".":printersperse "." x] -printFunCall :: String [Expr] -> [String] -printFunCall s args = [s, "(":printersperse "," args] ++ [")"] +printFunCall :: String [Expr] [FieldSelector] -> [String] +printFunCall s args fs = [s, "(":printersperse "," args] ++ [")"] ++ + printSelectors fs derive gEq Op2 instance == Op2 where (==) o1 o2 = gEq{|*|} o1 o2 instance zero Pos where zero = {line=0, col=0} + +derive gEq Op1 +instance == Op1 where (==) o1 o2 = gEq{|*|} o1 o2 +instance < Op2 where (<) o1 o2 = toString o1 < toString o2 +instance < Op1 where (<) o1 o2 = toString o1 < toString o2 + +derive gEq Type +instance == Type where (==) t1 t2 = gEq{|*|} t1 t2