apiculture/alphabet

Types

An alphabet is a character repertoire used for direct sampling. This is distinct from an encoding, which transforms bytes to text.

pub type Alphabet {
  Alphabet(chars: String)
}

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pub fn characters(alphabet: Alphabet) -> List(String)

Returns the characters in the alphabet as a list of graphemes.

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pub fn new_alphabet(
  chars: String,
) -> Result(Alphabet, error.Error)

Creates a new alphabet from a string of characters.

Returns an error if the alphabet is empty, has only one character, or contains duplicate characters.

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pub fn size(alphabet: Alphabet) -> Int

Returns the size (number of characters) in the alphabet.