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gf-rgl/src/latvian/ResLav.gf

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--# -path=.:../abstract:../common:../prelude
resource ResLav = ParamX ** open Prelude in {
flags
optimize = all ;
coding = utf8 ;
param
-- Nouns
Case = Nom | Gen | Dat | Acc | Loc | Voc ;
Gender = Masc | Fem ;
NounDecl = D0 | D1 | D2 | D3 | D4 | D5 | D6 | DR ;
-- Adjectives
Definite = Indef | Def ;
AdjType = AdjQual | AdjRel | AdjIndecl ;
-- TODO: pārveidot uz šādu formu lai ir arī apstākļa vārdi kas atvasināti no īpašības vārdiem
AForm = AAdj Degree Definite Gender Number Case | AAdv Degree ;
-- Verbs
-- Ind = Indicative
-- Rel = Relative (Latvian specific: http://www.isocat.org/rest/dc/3836)
-- Deb = Debitive (Latvian specific: http://www.isocat.org/rest/dc/3835)
-- Condit = Conditional
-- DebitiveRelative = the relative subtype of debitive
VerbForm =
Infinitive
| Indicative Person Number Tense
| Relative Tense
| Debitive
| Imperative Number
| DebitiveRelative
| Participle Gender Number Case
;
-- TODO: divdabim noteiktā forma un arī pārākā / vispārākā pakāpe
VerbMood =
Ind Anteriority Tense
| Rel Anteriority Tense --# notpresent
| Deb Anteriority Tense --# notpresent
| Condit Anteriority --# notpresent
;
VerbConj = C2 | C3 ;
-- Verb agreement
-- Number depends on the person
-- Gender has to be taken into accunt because of predicative nominals and participles
Agr = AgP1 Number Gender | AgP2 Number Gender | AgP3 Number Gender ;
-- Clause agreement
ClAgr = Topic Case | TopicFocus Case Agr ;
ThisOrThat = This | That ;
CardOrd = NCard | NOrd ;
DForm = unit | teen | ten ;
oper
vowel : pattern Str = #("a"|"ā"|"e"|"ē"|"i"|"ī"|"o"|"u"|"ū") ;
simpleCons : pattern Str = #("c"|"d"|"l"|"n"|"s"|"t"|"z") ;
labialCons : pattern Str = #("b"|"m"|"p"|"v") ;
sonantCons : pattern Str = #("l"|"m"|"n"|"r"|"ļ"|"ņ") ;
doubleCons : pattern Str = #("ll"|"ln"|"nn"|"sl"|"sn"|"st"|"zl"|"zn") ;
prefix : pattern Str = #("aiz"|"ap"|"at"|"ie"|"iz"|"no"|"pa"|"pār"|"pie"|"sa"|"uz") ;
NON_EXISTENT : Str = "NON_EXISTENT" ;
Verb : Type = { s : Polarity => VerbForm => Str } ;
-- TODO: topic un focus jāapvieno vienā (jaunā) agr parametrā (?), jo
-- ne vienmēr ir abi un ne visas kombinācijas ir vajadzīgas
--
-- TODO: lai varētu spēlēties ar vārdu secību, compl vēlāk būs jāskalda pa daļām
VP = { v : Verb ; compl : Agr => Str ; agr : ClAgr } ;
-- compl: objects, complements, adverbial modifiers
-- topic: typically - subject
-- focus: typically - objects, complements, adverbial modifiers
VPSlash = VP ** { p : Prep } ;
-- principā rekur ir objekts kuram jau kaut kas ir bet ir vēl viena brīva valence...
Prep : Type = { s : Str ; c : Number => Case } ;
-- In the case of case-based valences, the preposition is empty ([])
-- TODO: position of prepositions (pre or post)
--Valence : Type = { p : Prep ; c : Number => Case } ;
-- e.g. 'ar' + Sg-Acc or Pl-Dat; Preposition may be skipped for simple case-baced valences
toAgr : Number -> Person -> Gender -> Agr = \n,p,g ->
case p of {
P1 => AgP1 n g ;
P2 => AgP2 n g ;
P3 => AgP3 n g
} ;
fromAgr : Agr -> { n : Number ; p : Person ; g : Gender } = \a ->
case a of {
AgP1 n g => { n = n ; p = P1 ; g = g } ;
AgP2 n g => { n = n ; p = P2 ; g = g } ;
AgP3 n g => { n = n ; p = P3 ; g = g }
} ;
conjAgr : Agr -> Agr -> Agr = \a0,b0 ->
let
a = fromAgr a0 ;
b = fromAgr b0
in
toAgr
(conjNumber a.n b.n)
(conjPerson a.p b.p) -- FIXME: personu apvienošana ir tricky un ir jāuztaisa korekti
(conjGender a.g b.g) ;
conjGender : Gender -> Gender -> Gender = \a,b ->
case a of {
Fem => b ;
_ => Masc
} ;
agrgP3 : Number -> Gender -> Agr = \n,g -> toAgr n P3 g ;
}