Class: Opal::SourceMapServer::Cache

Inherits:
Object
  • Object
show all
Defined in:
opal/lib/opal/sprockets/source_map_server.rb

Overview

Carelessly taken from Sprockets::Caching (Sprockets v2)

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Cache

Returns a new instance of Cache



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# File 'opal/lib/opal/sprockets/source_map_server.rb', line 5

def initialize
  @cache = {}
end

Instance Attribute Details

#cache ⇒ Object (readonly)

Returns the value of attribute cache



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# File 'opal/lib/opal/sprockets/source_map_server.rb', line 9

def cache
  @cache
end

Instance Method Details

#cache_get(key) ⇒ Object 



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# File 'opal/lib/opal/sprockets/source_map_server.rb', line 11

def cache_get(key)
  # `Cache#get(key)` for Memcache
  if cache.respond_to?(:get)
    cache.get(key)

  # `Cache#[key]` so `Hash` can be used
  elsif cache.respond_to?(:[])
    cache[key]

  # `Cache#read(key)` for `ActiveSupport::Cache` support
  elsif cache.respond_to?(:read)
    cache.read(key)

  else
    nil
  end
end

#cache_set(key, value) ⇒ Object 



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# File 'opal/lib/opal/sprockets/source_map_server.rb', line 29

def cache_set(key, value)
  # `Cache#set(key, value)` for Memcache
  if cache.respond_to?(:set)
    cache.set(key, value)

  # `Cache#[key]=value` so `Hash` can be used
  elsif cache.respond_to?(:[]=)
    cache[key] = value

  # `Cache#write(key, value)` for `ActiveSupport::Cache` support
  elsif cache.respond_to?(:write)
    cache.write(key, value)
  end

  value
end