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Contents
module Trailblazer
module Activity::Schema
# the list of what tasks to add to the graph, for the "drawer"
# produces immutable list of: (node, magnetic_to (incoming colors), outgoing colors)
# via #to_a
#mutable, for DSL
#
# @api private
class Sequence < ::Array
Element = Struct.new(:id, :configuration)
# Insert the task into {Sequence} array by respecting options such as `:before`.
# This mutates the object per design.
#
# @param wiring [ [:success, :special_1], A, [ Output, Output ] ]
def add(id, wiring, before:nil, after:nil, replace:nil, delete:nil)
element = Element.new(id, wiring).freeze
return insert(find_index!(before), element) if before
return insert(find_index!(after)+1, element) if after
return self[find_index!(replace)] = element if replace
return delete_at(find_index!(delete)) if delete
self << element
end
def to_a
collect { |element| element.configuration }
end
private
def find_index(id)
element = find { |el| el.id == id }
index(element)
end
def find_index!(id)
find_index(id) or raise IndexError.new(id)
end
class IndexError < IndexError; end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems