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|
resource ResIta = open Prelude in {
-- parameters
param
Number = Sg | Pl ;
Gender = Masc | Fem ;
Case = Nom | Acc | Dat ;
Agr = Ag Gender Number Person ;
Aux = Avere | Essere ;
Tense = Pres | Perf ;
Person = Per1 | Per2 | Per3 ;
VForm = VInf | VPres Number Person | VPart Gender Number ;
ClitAgr = CAgrNo | CAgr Agr ;
-- parts of speech
oper
VP = {
v : Verb ;
clit : Str ;
clitAgr : ClitAgr ;
obj : Agr => Str
} ;
NP = {
s : Case => {clit,obj : Str ; isClit : Bool} ;
a : Agr
} ;
-- the preposition word of an abstract case
prepCase : Case -> Str = \c -> case c of {
Dat => "a" ;
_ => []
} ;
-- for predication
agrV : Verb -> Agr -> Str = \v,a -> case a of {
Ag _ n p => v.s ! VPres n p
} ;
auxVerb : Aux -> Verb = \a -> case a of {
Avere =>
mkVerb "avere" "ho" "hai" "ha" "abbiamo" "avete" "hanno" "avuto" Avere ;
Essere =>
mkVerb "essere" "sono" "sei" "è" "siamo" "siete" "sono" "stato" Essere
} ;
agrPart : Verb -> Agr -> ClitAgr -> Str = \v,a,c -> case v.aux of {
Avere => case c of {
CAgr (Ag g n _) => v.s ! VPart g n ;
_ => v.s ! VPart Masc Sg
} ;
Essere => case a of {
Ag g n _ => v.s ! VPart g n
}
} ;
neg : Bool -> Str = \b -> case b of {True => [] ; False => "non"} ;
essere_V = auxVerb Essere ;
-- for coordination
conjAgr : Number -> Agr -> Agr -> Agr = \n,xa,ya ->
let
x = agrFeatures xa ; y = agrFeatures ya
in Ag
(conjGender x.g y.g)
(conjNumber (conjNumber x.n y.n) n)
(conjPerson x.p y.p) ;
agrFeatures : Agr -> {g : Gender ; n : Number ; p : Person} = \a ->
case a of {Ag g n p => {g = g ; n = n ; p = p}} ;
conjGender : Gender -> Gender -> Gender = \g,h ->
case g of {Masc => Masc ; _ => h} ;
conjNumber : Number -> Number -> Number = \m,n ->
case m of {Pl => Pl ; _ => n} ;
conjPerson : Person -> Person -> Person = \p,q ->
case <p,q> of {
<Per1,_> | <_,Per1> => Per1 ;
<Per2,_> | <_,Per2> => Per2 ;
_ => Per3
} ;
-- for morphology
Noun : Type = {s : Number => Str ; g : Gender} ;
Adj : Type = {s : Gender => Number => Str ; isPre : Bool} ;
Verb : Type = {s : VForm => Str ; aux : Aux} ;
mkNoun : Str -> Str -> Gender -> Noun = \vino,vini,g -> {
s = table {Sg => vino ; Pl => vini} ;
g = g
} ;
regNoun : Str -> Noun = \vino -> case vino of {
fuo + c@("c"|"g") + "o" => mkNoun vino (fuo + c + "hi") Masc ;
ol + "io" => mkNoun vino (ol + "i") Masc ;
vin + "o" => mkNoun vino (vin + "i") Masc ;
cas + "a" => mkNoun vino (cas + "e") Fem ;
pan + "e" => mkNoun vino (pan + "i") Masc ;
_ => mkNoun vino vino Masc
} ;
mkAdj : (_,_,_,_ : Str) -> Bool -> Adj = \buono,buona,buoni,buone,p -> {
s = table {
Masc => table {Sg => buono ; Pl => buoni} ;
Fem => table {Sg => buona ; Pl => buone}
} ;
isPre = p
} ;
regAdj : Str -> Adj = \nero -> case nero of {
ner + "o" => mkAdj nero (ner + "a") (ner + "i") (ner + "e") False ;
verd + "e" => mkAdj nero nero (verd + "i") (verd + "i") False ;
_ => mkAdj nero nero nero nero False
} ;
mkVerb : (_,_,_,_,_,_,_,_ : Str) -> Aux -> Verb =
\amare,amo,ami,ama,amiamo,amate,amano,amato,aux -> {
s = table {
VInf => amare ;
VPres Sg Per1 => amo ;
VPres Sg Per2 => ami ;
VPres Sg Per3 => ama ;
VPres Pl Per1 => amiamo ;
VPres Pl Per2 => amate ;
VPres Pl Per3 => amano ;
VPart g n => (regAdj amato).s ! g ! n
} ;
aux = aux
} ;
regVerb : Str -> Verb = \amare -> case amare of {
am + "are" => mkVerb amare (am+"o") (am+"i") (am+"a")
(am+"iamo") (am+"ate") (am+"ano") (am+"ato") Avere ;
tem + "ere" => mkVerb amare (tem+"o") (tem+"i") (tem+"e")
(tem+"iamo") (tem+"ete") (tem+"ono") (tem+"uto") Avere ;
fin + "ire" => mkVerb amare (fin+"isco") (fin+"isci") (fin+"isce")
(fin+"iamo") (fin+"ite") (fin+"iscono") (fin+"ito") Avere
} ;
-- for structural words
adjDet : Adj -> Number -> {s : Gender => Case => Str ; n : Number} =
\adj,n -> {
s = \\g,c => prepCase c ++ adj.s ! g ! n ;
n = n
} ;
pronNP : (s,a,d : Str) -> Gender -> Number -> Person -> NP =
\s,a,d,g,n,p -> {
s = table {
Nom => {clit = [] ; obj = s ; isClit = False} ;
Acc => {clit = a ; obj = [] ; isClit = True} ;
Dat => {clit = d ; obj = [] ; isClit = True}
} ;
a = Ag g n p
} ;
-- phonological auxiliaries
vowel : pattern Str = #("a" | "e" | "i" | "o" | "u" | "h") ;
s_impuro : pattern Str = #("z" | "s" + ("b"|"c"|"d"|"f"|"m"|"p"|"q"|"t")) ;
elisForms : (_,_,_ : Str) -> Str = \lo,l',il ->
pre {#s_impuro => lo ; #vowel => l' ; _ => il} ;
}
|
