Class: Orchestra::DSL::Operations::Builder

Inherits:
Object
  • Object
show all
Defined in:
lib/orchestra/dsl/operations.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Builder

Returns a new instance of Builder.



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# File 'lib/orchestra/dsl/operations.rb', line 7

def initialize
  @steps = {}
end

Instance Attribute Details

#command=(value) ⇒ Object (writeonly)

Sets the attribute command

Parameters:

  • value —

    the value to set the attribute command to.



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# File 'lib/orchestra/dsl/operations.rb', line 5

def command=(value)
  @command = value
end

#result=(value) ⇒ Object (writeonly)

Sets the attribute result

Parameters:

  • value —

    the value to set the attribute result to.



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# File 'lib/orchestra/dsl/operations.rb', line 5

def result=(value)
  @result = value
end

Instance Method Details

#add_step(name_or_object, args = {}, &block) ⇒ Object 



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# File 'lib/orchestra/dsl/operations.rb', line 21

def add_step name_or_object, args = {}, &block
  name, step = case name_or_object
  when Operation then build_embedded_operation_step name_or_object
  when ::String, ::Symbol then build_inline_step name_or_object, block
  else build_object_step name_or_object, args
  end
  step.provisions << name.to_sym if step.provisions.empty?
  set_step name.to_sym, step
end

#build_embedded_operation_step(operation) ⇒ Object 



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# File 'lib/orchestra/dsl/operations.rb', line 39

def build_embedded_operation_step operation
  name = object_name operation
  [name || operation.result, operation]
end

#build_inline_step(name, block) ⇒ Object 



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# File 'lib/orchestra/dsl/operations.rb', line 44

def build_inline_step name, block
  step = Step::InlineStep.build &block
  [name, step]
end

#build_object_step(object, args) ⇒ Object 



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# File 'lib/orchestra/dsl/operations.rb', line 49

def build_object_step object, args
  step = ObjectAdapter.build_step object, args
  name = object_name step.adapter
  [name, step]
end

#build_operation ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/orchestra/dsl/operations.rb', line 11

def build_operation
  raise ArgumentError, "Must supply a result" if @result.nil?
  raise ArgumentError, "Must supply at least one step" if @steps.empty?
  Operation.new(
    :command => @command,
    :steps   => @steps,
    :result  => @result,
  )
end

#set_step(name, step) ⇒ Object 



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# File 'lib/orchestra/dsl/operations.rb', line 31

def set_step name, step
  if @steps.has_key? name
    raise ArgumentError, "There are duplicate steps named #{name.inspect}"
  end
  @steps[name] = step
  step.freeze
end