Module: DeepCover::Tools::NumberLines

Defined in:
lib/deep_cover/tools/number_lines.rb

Instance Method Summary collapse

Instance Method Details

#number_lines(lines, lineno: 1, bad_linenos: []) ⇒ Object 



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# File 'lib/deep_cover/tools/number_lines.rb', line 5

def number_lines(lines, lineno: 1, bad_linenos: [])
  max_lineno = lineno + lines.size - 1
  nb_lineno_digits = max_lineno.to_s.size
  lines.map.with_index do |line, i|
    cur_lineno = lineno + i
    cur_lineno_s = cur_lineno.to_s.rjust(nb_lineno_digits)
    if bad_linenos.include?(cur_lineno)
      cur_lineno_s = "*#{cur_lineno_s}" unless bad_linenos.empty?
      prefix = Term::ANSIColor.red("#{cur_lineno_s} | ")
    else
      cur_lineno_s = " #{cur_lineno_s}" unless bad_linenos.empty?
      prefix = Term::ANSIColor.white("#{cur_lineno_s} | ")
    end
    "#{prefix}#{line}"
  end
end