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Contents
module ActiveScaffold::DataStructures
class ActionLinks
include Enumerable
def initialize
@set = []
end
# adds an ActionLink, creating one from the arguments if need be
def add(action, options = {})
link = action.is_a?(ActiveScaffold::DataStructures::ActionLink) ? action : ActiveScaffold::DataStructures::ActionLink.new(action, options)
# NOTE: this duplicate check should be done by defining the comparison operator for an Action data structure
@set << link unless @set.any? {|a| a.action == link.action and a.controller == link.controller and a.parameters == link.parameters}
end
alias_method :<<, :add
# finds an ActionLink by matching the action
def [](val)
@set.find {|item| item.action == val.to_s}
end
def delete(val)
@set.delete_if{|item| item.action == val.to_s}
end
# iterates over the links, possibly by type
def each(type = nil)
type = type.to_sym if type
@set.each {|item|
next if type and item.type != type
yield item
}
end
def empty?
@set.size == 0
end
protected
# called during clone or dup. makes the clone/dup deeper.
def initialize_copy(from)
@set = []
from.instance_variable_get('@set').each { |link| @set << link.clone }
end
end
end
Version data entries
101 entries across 101 versions & 3 rubygems