Class: FixedWidthFileValidator::RecordFormatter

Inherits:
Object
  • Object
show all
Defined in:
lib/fixed_width_file_validator/record_formatter.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(field_list, encoding = nil) ⇒ RecordFormatter

Returns a new instance of RecordFormatter.



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# File 'lib/fixed_width_file_validator/record_formatter.rb', line 5

def initialize(field_list, encoding = nil)
  @field_list = field_list.sort_by { |a| a[:position] }
  @encoding = encoding || 'ISO-8859-1'
end

Instance Attribute Details

#encoding ⇒ Object (readonly)

Returns the value of attribute encoding.



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# File 'lib/fixed_width_file_validator/record_formatter.rb', line 3

def encoding
  @encoding
end

#field_list ⇒ Object (readonly)

Returns the value of attribute field_list.



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# File 'lib/fixed_width_file_validator/record_formatter.rb', line 3

def field_list
  @field_list
end

Instance Method Details

#record_width ⇒ Object 



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# File 'lib/fixed_width_file_validator/record_formatter.rb', line 10

def record_width
  last_field = @field_list.last
  last_field[:position] + last_field[:width] - 1
end

#string_for(record) ⇒ Object 



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# File 'lib/fixed_width_file_validator/record_formatter.rb', line 15

def string_for(record)
  out = ''
  last_pos = 1
  @field_list.each do |field|
    current_pos = field[:position]
    out << ' ' * (current_pos - last_pos)
    out << formatted_value(record[field[:name]], field[:format], field[:width])
    last_pos = current_pos + field[:width]
  end
  out
end