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 86

def sub(pattern, *rest, &block)
  path =
    if block
      @path.sub(pattern, *rest) do |*args|
        begin
          old = Thread.current[:pathname_sub_matchdata]
          Thread.current[:pathname_sub_matchdata] = $~
          # TODO: rewrite without using eval
          eval(
            '$~ = Thread.current[:pathname_sub_matchdata]',
            block.binding,
            __FILE__,
            __LINE__ - 3
          )
        ensure
          Thread.current[:pathname_sub_matchdata] = old
        end
        yield(*args)
      end
    else
      @path.sub(pattern, *rest)
    end
  self.class.new(path)
end