5.4 Cache Table
This module provides a set of caching hash table
functions.
Constructs a cache-table.
(cache-table-lookup! ct id mk) → any/c |
ct : cache-table? |
id : symbol? |
mk : (-> any/c) |
Looks up id in ct. If it is not present, then mk is
called to construct the value and add it to ct.
(cache-table-clear! ct) → void? |
ct : cache-table? |
Clears all entries in ct.
(cache-table? v) → boolean? |
v : any/c |
Determines if v is a cache table.