[−][src]Macro monadic::wrdo
Macro for a Writer monad
The logger type (a local Monoid instance) can be established by using a tell_...()
generator
or by constraining the type of the macro result.
Macro for a Writer monad
The logger type (a local Monoid instance) can be established by using a tell_...()
generator
or by constraining the type of the macro result.