pub fn word_to_braille(word: &str, is_text_expression: bool) -> Result<String>Expand description
A word in braille: music21’s wordToBraille. As text in the music a
word is spelled letter by letter; otherwise capitals and digits take
their signs, and a letter after a digit the letter sign. A letter with
diacritics is written as the accent sign and the letter.
§Errors
A character braille has no sign for.