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--# -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"}} ;
}
|
