Class: FlatOut

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rec_length, options = {}) ⇒ FlatOut

attr_accessor :flat_out, :flat_length, :base, :format, :template



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# File 'lib/flat_out.rb', line 5

def initialize(rec_length, options={})
  self.reset(rec_length, options)
end

Class Method Details

.digits_only(fld) ⇒ Object 



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# File 'lib/flat_out.rb', line 26

def self.digits_only(fld)
  fld.gsub(/[^\d]/,"")
end

.phone_squeeze(fld) ⇒ Object 



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# File 'lib/flat_out.rb', line 22

def self.phone_squeeze(fld)
  fld.tr("-)( " , "")
end

Instance Method Details

#put(p1, p2 = 1, p3 = '') ⇒ Object 



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# File 'lib/flat_out.rb', line 30

def put p1, p2=1, p3=''
  if @template.size > 0 && p1.class == Array
    fld = p1
  else
    case @format
    when :len_pos_fld then (len = p1; pos = p2; fld = p3)
    when :len_fld_pos then (len = p1; fld = p2; pos = p3)
    when :pos_len_fld then (pos = p1; len = p2; fld = p3)
    when :pos_fld_len then (pos = p1; fld = p2; len = p3)
    when :fld_pos_len then (fld = p1; pos = p2; len = p3)
    when :fld_len_pos then (fld = p1; len = p2; pos = p3)
    when :fld_len     then (fld = p1)
    when :len_fld     then (fld = p1)
    else                   (len = p1; pos = p2; fld = p3)
    end
  end

  case fld
  when Array
    if @template.size > 0 and @template[0].class == Array    # :template => [[5,1],[5,6],[4.2,11]]
      fld.each_with_index do |field,idx|
        len = @template[idx][0]
        pos = @template[idx][1]
        put len, pos, field
      end
    elsif @template.size > 0                                 # :template => [5,5,4.2,3]
      pos = @base
      fld.each_with_index do |field, idx|
        len = @template[idx]
        put len, pos, field
        pos = pos + real_len(len)
      end
    elsif @format == :fld_len                                # val = ['ABCD', 5, 10, 5]
      @format = :len_pos_fld
      pos = @base
      fld.each_slice(2) do |arr|
        field = arr[0]
        len = arr[1]
        put len, pos, field
        pos = pos + real_len(len)
      end
    elsif @format == :len_fld                                # val = [5, 'ABCD', 4.2, 10.23]
      @format = :len_pos_fld
      pos = @base
      fld.each_slice(2) do |arr|
        len = arr[0]
        field = arr[1]
        put len, pos, field
        pos = pos + real_len(len)
      end
    end
  when String
    put_alpha len, pos, fld
  when Integer
    put_integer len, pos, fld
  when Float
    if len.to_s.match(/\./)
      put_float len, pos, fld
    else
      put_integer len, pos, fld
    end
  end
  return self.to_s
end

#reset(rec_length = @flat_length, options = {}) ⇒ Object 



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# File 'lib/flat_out.rb', line 9

def reset(rec_length=@flat_length, options={})
  @base = options[:base] ||= @base ||= 1
  @format = options[:format] ||= @format ||= :len_pos_fld
  @template = options[:template] ||= @template ||= []
  @flat_length = rec_length
  @flat_out = " " * rec_length
  return @flat_out
end

#to_s ⇒ Object 



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# File 'lib/flat_out.rb', line 18

def to_s
  (@flat_out + (' ' * @flat_length))[0...@flat_length]
end