Method: Main::Util::Methods#columnize

Defined in:
lib/main/util.rb

#columnize(buf, opts = {}) ⇒ Object



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# File 'lib/main/util.rb', line 40

def columnize buf, opts = {}
  width = Util.getopt 'width', opts, 80
  indent = Util.getopt 'indent', opts
  indent = Fixnum === indent ? (' ' * indent) : "#{ indent }"
  column = []
  words = buf.split %r/\s+/o
  row = "#{ indent }"
  while((word = words.shift))
    if((row.size + word.size) < (width - 1))
      row << word
    else
      column << row
      row = "#{ indent }"
      row << word
    end
    row << ' ' unless row.size == (width - 1)
  end
  column << row unless row.strip.empty?
  column.join "\n"
end