A meter in the plain data the library reads it as: one signature, or the map of a piece that changes meter.
What MeterLike resolves to, and the type every function below the entry points works in — the text form is read once, at the boundary.
A meter in the plain data the library reads it as: one signature, or the map of a piece that changes meter.
What MeterLike resolves to, and the type every function below the entry points works in — the text form is read once, at the boundary.