`functor (Config : ConfigInt.Type) ->
functor (Text : UnicodeString.Type) ->
sig
type text = Text.t
type index = Text.index
val compare :
?locale:string ->
?prec:precision -> ?variable:variable_option -> text -> text -> int
val sort_key :
?locale:string ->
?prec:precision -> ?variable:variable_option -> text -> string
val compare_with_key :
?locale:string ->
?prec:precision -> ?variable:variable_option -> string -> text -> int
val search_with_key :
?locale:string ->
?prec:precision ->
?variable:variable_option -> string -> text -> index -> index * index
val search :
?locale:string ->
?prec:precision ->
?variable:variable_option -> text -> text -> index -> index * index
end`