diff options
Diffstat (limited to 'examples-3.0/tutorial/syntax/GrammarEng.gf')
| -rw-r--r-- | examples-3.0/tutorial/syntax/GrammarEng.gf | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/examples-3.0/tutorial/syntax/GrammarEng.gf b/examples-3.0/tutorial/syntax/GrammarEng.gf new file mode 100644 index 000000000..4b4c53a73 --- /dev/null +++ b/examples-3.0/tutorial/syntax/GrammarEng.gf @@ -0,0 +1,151 @@ +--# -path=.:prelude + +concrete GrammarEng of Grammar = open Prelude, MorphoEng in { + + lincat + Phr = {s : Str} ; + S = {s : Str} ; + QS = {s : Str} ; + Cl = {s : Order => Bool => Str} ; + QCl = {s : Order => Bool => Str} ; + NP = NounPhrase ; + IP = NounPhrase ; + CN = Noun ; + Det = {s : Str ; n : Number} ; + IDet = {s : Str ; n : Number} ; + AP = {s : Str} ; + Adv = {s : Str} ; + AdA = {s : Str} ; + VP = VerbPhrase ; + N = Noun ; + A = {s : Str} ; + V = Verb ; + V2 = Verb2 ; + Conj = {s : Str} ; + Subj = {s : Str} ; + Pol = {s : Str ; p : Bool} ; + + lin + PhrS = postfixSS "." ; + PhrQS = postfixSS "?" ; + + UseCl pol cl = {s = pol.s ++ cl.s ! Dir ! pol.p} ; + UseQCl pol qcl = {s = pol.s ++ qcl.s ! Inv ! pol.p} ; + + QuestCl cl = cl ; + + SubjS subj s = {s = subj.s ++ s.s} ; + + PredVP = predVP ; + + QuestVP ip vp = let cl = predVP ip vp in {s = \\_ => cl.s ! Dir}; + + QuestV2 ip np v2 = { + s = \\ord,pol => + let + vp : VerbPhrase = predVerb v2 + in + bothWays (ip.s ++ (predVP np vp).s ! ord ! pol) v2.c + } ; + + ComplV2 v np = insertObject (v.c ++ np.s) (predVerb v) ; + + ComplAP ap = { + s = \\_,b,n => { + fin = copula b n ; + inf = ap.s + } + } ; + + DetCN det cn = {s = det.s ++ cn.s ! det.n ; n = det.n} ; + + ModCN ap cn = {s = \\n => ap.s ++ cn.s ! n} ; + + AdVP adv = insertObject adv.s ; + + AdAP ada ap = {s = ada.s ++ ap.s} ; + + IDetCN det cn = {s = det.s ++ cn.s ! det.n ; n = det.n} ; + + ConjS c a b = {s = a.s ++ c.s ++ b.s} ; + ConjNP c a b = {s = a.s ++ c.s ++ b.s ; n = Pl} ; + + UseN n = n ; + UseA a = a ; + UseV = predVerb ; + + this_Det = {s = "this" ; n = Sg} ; + that_Det = {s = "that" ; n = Sg} ; + these_Det = {s = "these" ; n = Pl} ; + those_Det = {s = "those" ; n = Pl} ; + every_Det = {s = "every" ; n = Sg} ; + theSg_Det = {s = "the" ; n = Sg} ; + thePl_Det = {s = "the" ; n = Pl} ; + indef_Det = {s = artIndef ; n = Sg} ; + plur_Det = {s = [] ; n = Pl} ; + two_Det = {s = "two" ; n = Pl} ; + today_Adv = {s = "today"} ; + very_AdA = {s = "very"} ; + which_IDet = {s = "which" ; n = Sg} ; + + and_Conj = {s = "and"} ; + because_Subj = {s = "because"} ; + + PPos = {s = [] ; p = True} ; + PNeg = {s = [] ; p = False} ; + + param + Order = Dir | Inv ; + + oper + NounPhrase = {s : Str ; n : Number} ; + VerbPhrase = {s : Order => Bool => Number => {fin,inf : Str}} ; + + predVP : NounPhrase -> VerbPhrase -> {s : Order => Bool => Str} = + \np,vp -> { + s = \\q,p => + let vps = vp.s ! q ! p ! np.n + in case q of { + Dir => np.s ++ vps.fin ++ vps.inf ; + Inv => vps.fin ++ np.s ++ vps.inf + } + } ; + + copula : Bool -> Number -> Str = \b,n -> case n of { + Sg => posneg b "is" ; + Pl => posneg b "are" + } ; + + do : Bool -> Number -> Str = \b,n -> + posneg b ((mkV "do").s ! n) ; + + predVerb : Verb -> VerbPhrase = \verb -> { + s = \\q,b,n => + let + inf = verb.s ! Pl ; + fin = verb.s ! n ; + aux = do b n + in + case <q,b> of { + <Dir,True> => {fin = [] ; inf = fin} ; + _ => {fin = aux ; inf = inf} + } + } ; + + insertObject : Str -> VerbPhrase -> VerbPhrase = + \obj,vp -> { + s = \\q,b,n => let vps = vp.s ! q ! b! n in { + fin = vps.fin ; + inf = vps.inf ++ obj + } + } ; + + posneg : Bool -> Str -> Str = \b,do -> case b of { + True => do ; + False => do + "n't" + } ; + + artIndef : Str = + pre {"a" ; "an" / strs {"a" ; "e" ; "i" ; "o"}} ; + +} |
