Class: SolidRuby::BillOfMaterial::BillOfMaterial

Inherits:
Object
  • Object
show all
Defined in:
lib/solidruby/bill_of_material.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ BillOfMaterial

Returns a new instance of BillOfMaterial.



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# File 'lib/solidruby/bill_of_material.rb', line 19

def initialize
  @parts = {}
end

Instance Attribute Details

#parts ⇒ Object

Returns the value of attribute parts.



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# File 'lib/solidruby/bill_of_material.rb', line 18

def parts
  @parts
end

Instance Method Details

#add(part, quantity = 1) ⇒ Object 



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# File 'lib/solidruby/bill_of_material.rb', line 23

def add(part, quantity = 1)
  @parts[part] ||= 0
  @parts[part] += quantity
end

#output ⇒ Object 



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# File 'lib/solidruby/bill_of_material.rb', line 28

def output
  @parts.map { |key, qty| "#{qty} x #{key}" }.join("\n")
end

#save(filename = 'output/bom.txt') ⇒ Object 



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# File 'lib/solidruby/bill_of_material.rb', line 32

def save(filename = 'output/bom.txt')
  file = File.open(filename, 'w')
  file.puts output
  file.close
end