module RemoveDoubleBlank
Constants
- VERSION
Public Class Methods
update(path)
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# File lib/remove_double_blank.rb, line 5 def self.update(path) path_old = path path_new = "#{path_old}.new" file_w = open(path_new, 'w') n_empty = 0 File.readlines(path_old).each do |line| if line == "\n" n_empty += 1 else n_empty = 0 end file_w.write line if n_empty < 2 end file_w.close system("rm #{path_old}") system("mv #{path_new} #{path_old}") end