vital-System-Cache-Simple

Obsolute: Use https://github.com/lambdalisue/vital-System-Cache-Unified

A simple cache system

• Version: 0.3.0
• Author: Alisue lambdalisue@hashnote.net
• Support: Vim 7.3 and above

INTRODUCTIONS

Vital.System.Cache.Simple is a simple cache system which use a dictionary to store values.

USAGE

The following vimscript recursively calculate a factorial value. In this method, |Vital.System.Cache.Simple| can be used for memorize the calculated values.

let s:V = vital#of('vital')
let s:C = s:V.import('System.Cache.Simple')

let s:factorial_cache = s:C.new()
" override 'cache_key' method to use an integer values as a cache name
function! s:factorial_cache.cache_key(n)
  return "" . a:n
endfunction

function! s:factorial(n)
  if a:n == 0
    return 1
  elseif s:factorial_cache.has(a:n)
    return s:factorial_cache.get(a:n)
  else
    let x = s:factorial(a:n - 1) * a:n
    call s:factorial_cache.set(a:n, x)
    return x
  endif
endfunction

echo s:factorial(10)

See vital-system-cache-simple.txt for more information.

INSTALL

NeoBundle 'lambdalisue/vital-System-Cache-Simple'

VITALIZE

You can add this vital module into your plugin via

:Vitalize . +System.Cache.Simple

LICENSE

MIT license

Copyright (c) 2014 Alisue, hashnote.net

Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files
(the "Software"), to deal in the Software without restriction,
including without limitation the rights to use, copy, modify, merge,
publish, distribute, sublicense, and/or sell copies of the Software,
and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:

The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.