module SuperStack::Compatibility::Manager

Public Instance Methods

[](filter=nil) click to toggle source
# File lib/super_stack/compatibility/manager.rb, line 11
def [](filter=nil)
  layers = to_a
  return [] if layers.empty?
  layers.each { |layer| layer.reload if layer.source_auto_reload?}
  first_layer = layers.shift
  first_layer = first_layer.disabled? ? SuperStack::Layer.new : first_layer
  res = layers.inject(first_layer) do |stack, layer|
    if layer.disabled?
      stack
    else
      policy_to_apply = layer.merge_policy.nil? ? default_merge_policy : layer.merge_policy
      policy_to_apply.merge stack, stringify_keys(layer)
    end
  end
  if filter.nil?
    res.to_hash
  else
    res[filter.to_s]
  end
end
[]=(key,value) click to toggle source
# File lib/super_stack/compatibility/manager.rb, line 6
def []=(key,value)
  raise 'No write layer specified' if write_layer.nil?
  write_layer[key.to_s] = value
end

Private Instance Methods

stringify_keys(hash) click to toggle source
# File lib/super_stack/compatibility/manager.rb, line 36
def stringify_keys(hash)
  hash.inject({}){|stringified_hash, (key, value)|
    stringified_hash[key.to_s] = value
    stringified_hash
  }
end