Data.Registry

This module provides a registry for the specific type with the Text key.

This module is intended to be imported qualified, like: import qualified Data.Registry as R

Documentation

module Data.Registry.Class

data Registry v

The Registry type can represents any IRegistry instance.

Constructors

IRegistry reg => Registry (reg v)

Instances

IRegistry Registry

Defined in Data.Registry

Methods

has :: MonadIO m => Registry v -> Text -> m Bool

(!) :: MonadIO m => Registry v -> Text -> m v

(!?) :: MonadIO m => Registry v -> Text -> m (Maybe v)

update :: MonadIO m => Registry v -> Text -> (v -> m v) -> m ()

write :: MonadIO m => Registry v -> Text -> v -> m ()

register :: MonadIO m => Registry v -> Text -> v -> m ()

insert :: MonadIO m => Registry v -> Int -> Text -> v -> m ()

delete :: MonadIO m => Registry v -> Text -> m ()

asVec :: Registry v -> IOVector v

fromList :: MonadIO m => [(Text, v)] -> m (Registry v)

O(n) Create a registry from a list. The current implementation uses a hashtable, defined in the module HashTable.

new :: MonadIO m => m (Registry v)

Create a new empty registry.