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polished the syntax grammar for the book

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aarne
2007-10-22 15:56:11 +00:00
parent 3b878f85d8
commit a6f89fefef
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 ;