pub fn read_address(
cardinality: u8,
forte_class: u8,
inversion: Option<i8>,
) -> Result<(u8, u8, i8), Error>Expand description
Reads an address, filling in the inversion where one was not given:
music21’s _validateAddress.
A class that is its own inversion answers nought; one that is not answers the first of its pair.
§Errors
When the cardinality, the class number or the inversion names no set class.