class ActiveRecord::Scoping::ScopeRegistry

:nodoc:
“Board”, some_new_scope)
ActiveRecord::Scoping::ScopeRegistry.set_value_for(:current_scope,
object, so the above example code can also be called as:
and set_value_for methods are delegated to the current ScopeRegistry
You will obtain whatever was defined in some_new_scope. The value_for
registry.value_for(:current_scope, “Board”)
Now when you run:
registry.set_value_for(:current_scope, “Board”, some_new_scope)
registry = ActiveRecord::Scoping::ScopeRegistry
following code:
to get the current_scope for the Board model, then you would use the
classes and different types of scopes. For example, if you are attempting
This class allows you to store and get the scope values on different
accessed through ScopeRegistry.current.
for different classes. The registry is stored as a thread local, which is
This class stores the :current_scope and :ignore_default_scope values

def initialize 

def initialize
  @registry = Hash.new { |hash, key| hash[key] = {} }
end

def raise_invalid_scope_type!(scope_type) 

def raise_invalid_scope_type!(scope_type)
  if !VALID_SCOPE_TYPES.include?(scope_type)
    raise ArgumentError, "Invalid scope type '#{scope_type}' sent to the registry. Scope types must be included in VALID_SCOPE_TYPES"
  end
end

def set_value_for(scope_type, variable_name, value)

Sets the +value+ for a given +scope_type+ and +variable_name+. 
def set_value_for(scope_type, variable_name, value)
  raise_invalid_scope_type!(scope_type)
  @registry[scope_type][variable_name] = value
end

def value_for(scope_type, variable_name)

Obtains the value for a given +scope_name+ and +variable_name+. 
def value_for(scope_type, variable_name)
  raise_invalid_scope_type!(scope_type)
  @registry[scope_type][variable_name]
end