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Module: Test::Unit::Diff

Relationships & Source Files
Namespace Children
Classes:
Differ, ReadableDiffer, SequenceMatcher, UTF8Line, UnifiedDiffer
Defined in: lib/test/unit/diff.rb

Class Method Summary

Class Method Details

.diff(differ_class, from, to, options = {}) (mod_func)

[ GitHub ] 

  


# File 'lib/test/unit/diff.rb', line 725



def diff(differ_class, from, to, options={})
  if from.respond_to?(:valid_encoding?) and not from.valid_encoding?
    from = from.dup.force_encoding("ASCII-8BIT")
  end
  if to.respond_to?(:valid_encoding?) and not to.valid_encoding?
    to = to.dup.force_encoding("ASCII-8BIT")
  end
  differ = differ_class.new(from.split(/\r?\n/), to.split(/\r?\n/))
  lines = differ.diff(options)
  if Object.const_defined?(:EncodingError)
    begin
      lines.join("\n")
    rescue EncodingError
      lines.collect {|line| line.force_encoding("ASCII-8BIT")}.join("\n")
    end
  else
    lines.join("\n")
  end
end


  








  

    .fold(string)   (mod_func)
  

  [ GitHub ]


  

  


# File 'lib/test/unit/diff.rb', line 707



def fold(string)
  string.split(/\r?\n/).collect do |line|
    line.gsub(/(.{78})/, "\\1\n")
  end.join("\n")
end


  








  

    .folded_readable(from, to, options = {})   (mod_func)
  

  [ GitHub ]


  

  


# File 'lib/test/unit/diff.rb', line 713



def folded_readable(from, to, options={})
  readable(fold(from), fold(to), options)
end


  








  

    .need_fold?(diff)  ⇒ Boolean  (mod_func)
  



  

    
  





  


  [ GitHub ]


  

  


# File 'lib/test/unit/diff.rb', line 703



def need_fold?(diff)
  /^[-+].{79}/ =~ diff
end


  








  

    .readable(from, to, options = {})   (mod_func)
  

  [ GitHub ]


  

  


# File 'lib/test/unit/diff.rb', line 717



def readable(from, to, options={})
  diff(ReadableDiffer, from, to, options)
end


  








  

    .unified(from, to, options = {})   (mod_func)
  

  [ GitHub ]


  

  


# File 'lib/test/unit/diff.rb', line 721



def unified(from, to, options={})
  diff(UnifiedDiffer, from, to, options)
end