class Sprockets::Cache::FileStore

A simple file system cache store.

environment.cache = Sprockets::Cache::FileStore.new("/tmp")

Public Class Methods

new (root)

Source

# File lib/sprockets/cache/file_store.rb, line 12
def initialize(root)
  @root = Pathname.new(root)
end

Public Instance Methods

[] (key)

Source

# File lib/sprockets/cache/file_store.rb, line 17
def [](key)
  pathname = @root.join(key)
  pathname.exist? ? pathname.open('rb') { |f| Marshal.load(f) } : nil
end

Lookup value in cache

[]= (key, value)

Source

# File lib/sprockets/cache/file_store.rb, line 23
def []=(key, value)
  # Ensure directory exists
  FileUtils.mkdir_p @root.join(key).dirname

  @root.join(key).open('w') { |f| Marshal.dump(value, f)}
  value
end

Save value to cache