Class: Proteus::Modules::DefaultsParser

Inherits:
Object
  • Object
show all
Defined in:
lib/proteus/modules/defaults_parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(input) ⇒ DefaultsParser

Returns a new instance of DefaultsParser.



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# File 'lib/proteus/modules/defaults_parser.rb', line 6

def initialize(input)
  @hcl = input
  @variables = {}
end

Instance Attribute Details

#variables ⇒ Object (readonly)

Returns the value of attribute variables.



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# File 'lib/proteus/modules/defaults_parser.rb', line 4

def variables
  @variables
end

Instance Method Details

#parse_variables ⇒ Object 



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# File 'lib/proteus/modules/defaults_parser.rb', line 11

def parse_variables
  lines = @hcl.split("\n")
  lines.reject! { |l| l.start_with?("#") }

  lines.each_with_index do |line, index|
    if line =~ /^variable/
      # ignore mandatory variables
      if line =~ /{/ && line =~ /}/
        next
      end

      variable_lines = find_variable_range(lines, index)

      if variable_lines && variable_lines.any?
        variable = evaluate_variable(variable_lines)

        @variables.merge!({variable[:name] => variable[:value]}) unless variable.nil?
      end
    end
  end
end