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polished the syntax grammar for the book

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This commit is contained in:
aarne
2007-10-22 15:56:11 +00:00
parent ca3535fd87
commit 1ff4d28cfe
3 changed files with 105 additions and 45 deletions
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28
examples/tutorial/syntax/Grammar.gf
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@@ -6,12 +6,15 @@ abstract Grammar = {
Phr ; -- any complete sentence e.g. "Is this pizza good?"
S ; -- declarative sentence e.g. "this pizza is good"
QS ; -- question sentence e.g. "is this pizza good"
Cl ; -- declarative clause e.g. "this pizza is good"
QCl ; -- question clause e.g. "is this pizza good"
NP ; -- noun phrase e.g. "this pizza"
IP ; -- interrogative phrase e.g "which pizza"
CN ; -- common noun phrase e.g. "very good pizza"
Det ; -- determiner e.g. "this"
IDet ; -- interrog. determiner e.g. "which"
AP ; -- adjectival phrase e.g. "very good"
Adv ; -- adverb e.g. "today"
AdA ; -- adadjective e.g. "very"
VP ; -- verb phrase e.g. "is good"
N ; -- noun e.g. "pizza"
@@ -20,24 +23,31 @@ abstract Grammar = {
V2 ; -- two-place verb e.g. "eat"
Pol ; -- polarity (pos or neg)
Conj ; -- conjunction e.g. "and"
Subj ; -- conjunction e.g. "because"
fun
PhrS : S -> Phr ;
PhrQS : QS -> Phr ;
PredVP : Pol -> NP -> VP -> S ;
QuestVP : Pol -> NP -> VP -> QS ;
UseCl : Pol -> Cl -> S ;
UseQCl : Pol -> QCl -> QS ;
IPPredVP : Pol -> IP -> VP -> QS ;
IPPredV2 : Pol -> IP -> NP -> V2 -> QS ;
QuestCl : Cl -> QCl ;
SubjS : Subj -> S -> Adv ;
PredVP : NP -> VP -> Cl ;
QuestVP : IP -> VP -> QCl ;
QuestV2 : IP -> NP -> V2 -> QCl ;
ComplV2 : V2 -> NP -> VP ;
ComplAP : AP -> VP ;
DetCN : Det -> CN -> NP ;
ModCN : AP -> CN -> CN ;
ModCN : AP -> CN -> CN ;
AdVP : Adv -> VP -> VP ;
AdAP : AdA -> AP -> AP ;
IDetCN : IDet -> CN -> IP ;
@@ -63,12 +73,12 @@ abstract Grammar = {
indef_Det : Det ;
plur_Det : Det ;
two_Det : Det ;
which_IDet : IDet ;
today_Adv : Adv ;
very_AdA : AdA ;
and_Conj : Conj ;
because_Subj : Subj ;
-- polarities
PPos, PNeg : Pol ;

85
examples/tutorial/syntax/GrammarEng.gf
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@@ -6,12 +6,15 @@ concrete GrammarEng of Grammar = open Prelude, MorphoEng in {
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 ;
@@ -19,36 +22,59 @@ concrete GrammarEng of Grammar = open Prelude, MorphoEng in {
V = Verb ;
V2 = Verb2 ;
Conj = {s : Str} ;
Subj = {s : Str} ;
Pol = {s : Str ; p : Bool} ;
lin
PhrS = postfixSS "." ;
PhrS = postfixSS "." ;
PhrQS = postfixSS "?" ;
PredVP = predVP True ;
QuestVP = predVP False ;
IPPredVP = predVP True ;
IPPredV2 p ip np v2 = {
s = let
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 = {s = \\q,b,n => predVerb v2 q b n} ;
in
bothWays (ip.s ++ (predVP False p np vp).s) v2.c
} ;
ComplV2 v2 np = {
s = \\q,b,n =>
let vp = predVerb v2 q b n in
<vp.p1, vp.p2 ++ v2.c ++ np.s>
bothWays (ip.s ++ (predVP np vp).s ! ord ! pol) v2.c
} ;
ComplAP ap = {s = \\_,b,n => <copula b n, ap.s>} ;
ComplV2 v2 np = {
s = \\q,b,n =>
let vp = predVerb v2 q b n in {
fin = vp.fin ;
inf = vp.inf ++ v2.c ++ np.s
}
} ;
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 vp = {
s = \\o,b,n =>
let vps = vp.s ! o ! b ! n in {
fin = vps.fin ;
inf = vps.inf ++ adv.s
}
} ;
AdAP ada ap = {s = ada.s ++ ap.s} ;
IDetCN det cn = {s = det.s ++ cn.s ! det.n ; n = det.n} ;
@@ -70,26 +96,30 @@ concrete GrammarEng of Grammar = open Prelude, MorphoEng in {
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 : Bool => Bool => Number => Str * Str} ; -- decl, pol
VerbPhrase = {s : Order => Bool => Number => {fin,inf : Str}} ;
predVP : Bool -> {s : Str ; p : Bool} -> NounPhrase -> VerbPhrase -> SS =
\q,p,np,vp -> {
s = let vps = vp.s ! q ! p.p ! np.n
predVP : NounPhrase -> VerbPhrase -> {s : Order => Bool => Str} =
\np,vp -> {
s = \\q,p =>
let vps = vp.s ! q ! p ! np.n
in case q of {
True => p.s ++ np.s ++ vps.p1 ++ vps.p2 ;
False => p.s ++ vps.p1 ++ np.s ++ vps.p2
Dir => np.s ++ vps.fin ++ vps.inf ;
Inv => vps.fin ++ np.s ++ vps.inf
}
} ;
@@ -101,15 +131,16 @@ concrete GrammarEng of Grammar = open Prelude, MorphoEng in {
do : Bool -> Number -> Str = \b,n ->
posneg b ((mkV "do").s ! n) ;
predVerb : Verb -> Bool -> Bool -> Number -> Str * Str = \verb,q,b,n ->
predVerb : Verb -> Order -> Bool -> Number -> {fin,inf : Str} =
\verb,q,b,n ->
let
inf = verb.s ! Pl ;
fin = verb.s ! n ;
aux = do b n
in
case <q,b> of {
<True,True> => <[],fin> ;
_ => <aux,inf>
<Dir,True> => {fin = [] ; inf = fin} ;
_ => {fin = aux ; inf = inf}
} ;
posneg : Bool -> Str -> Str = \b,do -> case b of {

37
examples/tutorial/syntax/GrammarIta.gf
View File

@@ -6,32 +6,45 @@ concrete GrammarIta of Grammar = open Prelude, MorphoIta in {
Phr = {s : Str} ;
S = {s : Str} ;
QS = {s : Str} ;
NP = {s : Str ; g : Gender ; n : Number} ;
IP = {s : Str ; g : Gender ; n : Number} ;
Cl = Clause ;
QCl = Clause ;
NP = NounPhrase ;
IP = NounPhrase ;
CN = Noun ;
Det = {s : Gender => Str ; n : Number} ;
IDet = {s : Gender => Str ; n : Number} ;
AP = {s : Gender => Number => Str} ;
AdA = {s : Str} ;
VP = {s : Bool => Gender => Number => Str} ;
VP = VerbPhrase ;
N = Noun ;
A = Adjective ;
V = Verb ;
V2 = Verb2 ;
Conj = {s : Str} ;
Subj = {s : Str} ;
Pol = {s : Str ; p : Bool} ;
oper
Clause : Type = {s : Bool => Str} ;
NounPhrase : Type = {s : Str ; g : Gender ; n : Number} ;
VerbPhrase : Type = {s : Bool => Gender => Number => Str} ;
lin
PhrS = postfixSS "." ;
PhrQS = postfixSS "?" ;
PredVP p np vp = {s = np.s ++ p.s ++ vp.s ! p.p ! np.g ! np.n} ;
QuestVP p np vp = {s = np.s ++ p.s ++ vp.s ! p.p ! np.g ! np.n} ;
IPPredVP p np vp = {s = np.s ++ p.s ++ vp.s ! p.p ! np.g ! np.n} ;
UseCl pol cl = {s = pol.s ++ cl.s ! pol.p} ;
UseQCl pol qcl = {s = pol.s ++ qcl.s ! pol.p} ;
IPPredV2 p ip np v2 =
{s = v2.c ++ ip.s ++ p.s ++ posneg p.p ++ v2.s ! np.n ++ np.s} ;
QuestCl cl = cl ;
SubjS subj s = {s = subj.s ++ s.s} ;
PredVP = predVP ;
QuestVP = predVP ;
QuestV2 ip np v2 =
{s = \\b => v2.c ++ ip.s ++ posneg b ++ v2.s ! np.n ++ np.s} ;
ComplV2 v2 np = {s = \\b,_,n => posneg b ++ v2.s ! n ++ v2.c ++ np.s} ;
ComplAP ap = {s = \\b,g,n => posneg b ++ copula n ++ ap.s ! g ! n} ;
@@ -40,6 +53,7 @@ concrete GrammarIta of Grammar = open Prelude, MorphoIta in {
ModCN ap cn = {s = \\n => cn.s ! n ++ ap.s ! cn.g ! n ; g = cn.g} ;
AdVP adv vp = {s = \\p,n,g => vp.s ! p ! n ! g ++ adv.s} ;
AdAP ada ap = {s = \\n,g => ada.s ++ ap.s ! n ! g} ;
IDetCN det cn = {s = det.s ! cn.g ++ cn.s ! det.n ; g = cn.g ; n = det.n} ;
@@ -61,14 +75,19 @@ concrete GrammarIta of Grammar = open Prelude, MorphoIta in {
indef_Det = {s = artIndef ; n = Sg} ;
plur_Det = {s = \\_ => [] ; n = Pl} ;
two_Det = {s = \\_ => "due" ; n = Pl} ;
today_Adv = {s = "oggi"} ;
very_AdA = {s = "molto"} ;
which_IDet = {s = \\_ => "quale" ; n = Sg} ;
and_Conj = {s = "e"} ;
because_Subj = {s = "perché"} ;
PPos = {s = [] ; p = True} ;
PNeg = {s = [] ; p = False} ;
oper
predVP : NounPhrase -> VerbPhrase -> Clause = \np,vp ->
{s = \\b => np.s ++ vp.s ! b ! np.g ! np.n} ;
copula : Number -> Str = \n -> case n of {
Sg => "è" ;
Pl => "sono"