///|
type Decimal = StringView
///|
pub type Event = LocatedTokenOrLineJump
///|
pub type Ctx = RdfContext
///|
pub type O = RdfOut
///|
using @io {trait Reader}
///|
using @io {trait Writer, type BufferedWriter}
///|
using @fs {type File}
///|
pub using @ref {type Ref}
///|
using @string {trait FromStr}
///|
type CharMatch = Array[Char]
///|
type CharMatchRule = (Char, Char?)