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|
module Sig = Sig
type kind =
| None
| Voyel
| SemiVoyel
type code =
| None
| SZ (* This is a possible Z if followed by a voyel *)
| Voyel_A
| Voyel_E
| E_Opened
| E_Closed
| Voyel_I
| Voyel_O
| Voyel_U (* OU like in Ouvrir *)
| Voyel_Y (* U like in Unique *)
| Voyel_AI
| Voyel_EU_Closed
| Voyel_EU_Opened
| SemiVoyel_W
| SemiVoyel_Y
| Consonant_P
| Consonant_B
| Consonant_T
| Consonant_D
| Consonant_K
| Consonant_G
| Consonant_F
| Consonant_V
| Consonant_S
| Consonant_Z
| Consonant_X
| Consonant_J
| Consonant_M
| Consonant_N
| Consonant_GN
| Consonant_L
| Consonant_R
| Diphtonge of t * t
| Muted of t
and t =
{ code : code
; mutable_: bool (* Can the sound be muted ? *)
; kind : kind
; nasal : bool
}
let is_voyel t =
t.kind = Voyel
|| t.kind = SemiVoyel
let is_nasal t = t.nasal
let none =
{ mutable_ = true
; kind = None
; nasal = false
; code = None }
let voyel =
{ none with kind = Voyel }
let diphtongue v1 v2 =
{ voyel with
code = Diphtonge (v1, v2)
}
let a =
{ voyel with
code = Voyel_A
}
let voyel_ai =
{ voyel with
code = Voyel_AI
}
let e = function
| `Closed -> { voyel with code = E_Closed }
| `Opened -> { voyel with code = E_Opened }
let eu = function
| `Closed -> { voyel with code = Voyel_EU_Closed }
| `Opened -> { voyel with code = Voyel_EU_Opened }
let schwa =
{ voyel with
code = Voyel_E }
let o =
{ voyel with
code = Voyel_O }
let i =
{ voyel with
code = Voyel_I }
let voyel_y =
{ voyel with
code = Voyel_Y }
let voyel_u =
{ voyel with
code = Voyel_U }
let p =
{ none with
code = Consonant_P
; mutable_ = false }
let b =
{ none with
code = Consonant_B
; mutable_ = false
}
let t =
{ none with
code = Consonant_T
}
let d =
{ none with
code = Consonant_D }
let k =
{ none with
code = Consonant_K
; mutable_ = false }
let g =
{ none with
code = Consonant_G }
let f =
{ none with
code = Consonant_F
; mutable_ = false
}
let v =
{ none with
code = Consonant_V }
let s =
{ none with
code = Consonant_S }
let sz =
{ s with code = SZ }
let z =
{ none with
code = Consonant_Z }
let ch =
{ none with
code = Consonant_X
; mutable_ = false }
let j =
{ none with
code = Consonant_J
; mutable_ = false }
let gn =
{ none with
code = Consonant_GN
; nasal = true }
let n =
{ none with
code = Consonant_N
; nasal = true }
let m =
{ none with
code = Consonant_M
; nasal = true }
let l =
{ none with
code = Consonant_L
; mutable_ = false }
let r =
{ none with
code = Consonant_R }
let semi_voyel_w =
{ none with
kind = SemiVoyel
; code = SemiVoyel_W}
let semi_voyel_y =
{ none with
kind = SemiVoyel
; code = SemiVoyel_Y}
let rec nasal t =
match t.kind, t.code with
| Voyel, Diphtonge (s1, s2) ->
begin match s1.code, s2.code with
| (SemiVoyel_Y, Voyel_E) ->
(* The only case we could have the nasalisation of such diphtongue, is
the case I E, N -> wich is transformed into I, I N. *)
Some ( diphtongue s1 { i with nasal = true } )
| (SemiVoyel_Y, _)
| (SemiVoyel_W, _) ->
Option.map (fun s -> diphtongue s1 s) (nasal s2)
| _ -> None
end
| Voyel, _ -> Some { t with nasal = true }
| _ -> None
let muted f =
(* f is alway pronounend in endding consonant. Know exeception are :
- cerf
- clef
- nerf
- serf *)
match f.mutable_ with
| false -> f
| true ->
{ none with
code = Muted f }
let repr
: (module Sig.REPR) -> t list -> string
= fun m letters ->
let module Repr = (val m:Sig.REPR) in
let rec _repr letter =
match letter.code, letter.nasal with
| None , _ -> Repr.none
| Voyel_A , false -> Repr.a
| Voyel_A , true -> Repr.a_nasal
| Voyel_AI , false -> Repr.e_opened
| Voyel_AI , true -> Repr.i_nasal
| E_Closed , _ -> Repr.e_closed
| E_Opened , false -> Repr.e_opened
| E_Opened , true
| Voyel_E , true -> Repr.a_nasal
| Voyel_E , false -> Repr.schwa
| Voyel_I , false -> Repr.i
| Voyel_I , true -> Repr.i_nasal
| Voyel_O , true -> Repr.o_nasal
| Voyel_O , false -> Repr.o
| Voyel_U , _ -> Repr.u
| Voyel_Y , false -> Repr.y
| Voyel_Y , true -> Repr.y_nasal
| Voyel_EU_Closed , _ -> Repr.eu_closed
| Voyel_EU_Opened , _ -> Repr.eu_opened
| SemiVoyel_W , _ -> Repr.semi_voyel_w
| SemiVoyel_Y , _ -> Repr.semi_voyel_y
| Consonant_P , _ -> Repr.p
| Consonant_B , _ -> Repr.b
| Consonant_T , _ -> Repr.t
| Consonant_D , _ -> Repr.d
| Consonant_K , _ -> Repr.k
| Consonant_G , _ -> Repr.g
| Consonant_F , _ -> Repr.f
| Consonant_V , _ -> Repr.v
| SZ , _
| Consonant_S , _ -> Repr.s
| Consonant_Z , _ -> Repr.z
| Consonant_X , _ -> Repr.ch
| Consonant_J , _ -> Repr.j
| Consonant_M , _ -> Repr.m
| Consonant_N , _ -> Repr.n
| Consonant_GN , _ -> Repr.gn
| Consonant_L , _ -> Repr.l
| Consonant_R , _ -> Repr.r
| Muted t , _ -> Repr.muted (_repr t)
| Diphtonge (l1, l2), _ -> Repr.diphtongue (_repr l1) (_repr l2)
in
List.map _repr letters
|> Repr.fold
|
