Method: FakeFS::Pathname#sub

Defined in:
lib/fakefs/pathname.rb

#sub(pattern, *rest, &block) ⇒ Object

Return a pathname which is substituted by String#sub.



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# File 'lib/fakefs/pathname.rb', line 99

def sub(pattern, *rest, &block)
  if block
    path = @path.sub(pattern, *rest) do |*args|
      begin
        old = Thread.current[:pathname_sub_matchdata]
        Thread.current[:pathname_sub_matchdata] = $LAST_MATCH_INFO
        eval('$~ = Thread.current[:pathname_sub_matchdata]',
             block.binding)
      ensure
        Thread.current[:pathname_sub_matchdata] = old
      end
      yield(*args)
    end
  else
    path = @path.sub(pattern, *rest)
  end
  self.class.new(path)
end