Class: Bolt::PAL::YamlPlan::Step::Eval

Inherits:
Bolt::PAL::YamlPlan::Step show all
Defined in:
lib/bolt/pal/yaml_plan/step/eval.rb

Constant Summary

Constants inherited from Bolt::PAL::YamlPlan::Step

COMMON_STEP_KEYS, STEP_KEYS

Instance Attribute Summary

Attributes inherited from Bolt::PAL::YamlPlan::Step

#body, #name, #target, #type

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Bolt::PAL::YamlPlan::Step

create, #function_call, parse_code_string, step_error, validate, validate_puppet_code, validate_step_keys

Constructor Details

#initialize(step_body) ⇒ Eval

Returns a new instance of Eval.



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# File 'lib/bolt/pal/yaml_plan/step/eval.rb', line 16

def initialize(step_body)
  super
  @eval = step_body['eval']
end

Class Method Details

.allowed_keys ⇒ Object 



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# File 'lib/bolt/pal/yaml_plan/step/eval.rb', line 8

def self.allowed_keys
  super + Set['eval']
end

.required_keys ⇒ Object 



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# File 'lib/bolt/pal/yaml_plan/step/eval.rb', line 12

def self.required_keys
  Set.new
end

Instance Method Details

#transpile ⇒ Object 



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# File 'lib/bolt/pal/yaml_plan/step/eval.rb', line 21

def transpile
  code = String.new("  ")
  code << "$#{@name} = " if @name

  code_body = Bolt::Util.to_code(@eval)

  # If we're trying to assign the result of a multi-line eval to a name
  # variable, we need to wrap it in `with()`.
  if @name && code_body.lines.count > 1
    indented = code_body.gsub(/\n/, "\n    ").chomp("  ")
    code << "with() || {\n    #{indented}}"
  else
    code << code_body
  end

  code << "\n"
end