Module reader_t 

Structs

ReaderTF

ReaderT monad transformer: adds environment-passing to an inner monad.

Functions

reader_t_ask

ReaderT ask: get the current environment.

reader_t_chain

ReaderT chain: sequence environment-passing computations.

reader_t_fmap

ReaderT fmap: apply a function to the result.

reader_t_local

ReaderT local: modify the environment for a sub-computation.

reader_t_pure

ReaderT pure: wrap a value, ignoring the environment.

reader_t_reader

ReaderT reader: create a computation from a function on the environment.

reader_t_run

ReaderT run: run the computation with an environment.