Class: Rows2Cols

Inherits:

Object

• Object
• Rows2Cols

Includes:

Enumerable

Defined in:

lib/rows2cols.rb

Instance Method Summary

• #each ⇒ Object (also: #each_row)
• #initialize(io: ARGF, columns: 4, separator: " ") ⇒ Rows2Cols constructor

  A new instance of Rows2Cols.

Constructor Details

#initialize(io: ARGF, columns: 4, separator: " ") ⇒ Rows2Cols

Returns a new instance of Rows2Cols.

# File 'lib/rows2cols.rb', line 6

def initialize(io: ARGF, columns: 4, separator: " ")
  @io        = io
  @columns   = columns
  @separator = separator
end

Instance Method Details

#each ⇒ Object Also known as: each_row

# File 'lib/rows2cols.rb', line 12

def each
  @io.each_slice(@columns) do |rows|
    yield rows.map(&:chomp).join(@separator)
  end
end