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worker_bee.rb
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worker_bee.rb
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module WorkerBee
VERSION = '0.0.1'
class Work
attr_accessor :name, :deps, :block, :completed
def initialize deps, block
@deps = deps
@block = block
@completed = false
end
def run
@completed = true
@block.call
end
end
@todo = {}
def self.todo
@todo
end
def self.recipe &block
raise ArgumentError, "Recipe needs a block" unless block_given?
module_eval(&block)
end
def self.work name, *deps, &block
raise ArgumentError, "Work needs a block" unless block_given?
@todo[name] = WorkerBee::Work.new deps, block
end
def self.run name, this_many = 0
raise ArgumentError, "#{name.to_s} is not a valid task" unless @todo.key? name
puts "#{' ' * this_many}running #{name}"
@todo[name].deps.each do |dep|
unless @todo[dep].completed
self.run dep, this_many + 1
else
puts "#{' ' * (this_many + 1)}not running #{dep} - already met dependency"
end
end
@todo[name].run
end
end