Class: Chirp::Contains

Inherits:
FSExpression show all
Defined in:
lib/chirp/fs_expression.rb

Instance Method Summary collapse

Methods inherited from FSExpression

#&, #|, #~

Constructor Details

#initialize(re) ⇒ Contains

Returns a new instance of Contains.



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# File 'lib/chirp/fs_expression.rb', line 43

def initialize(re)
  @re = re
end

Instance Method Details

#evaluate(path) ⇒ Object 



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# File 'lib/chirp/fs_expression.rb', line 47

def evaluate(path)
  return false unless File.file?(path)
  File.open(path) do |f|
    until f.eof?
      return true if @re =~ f.readline
    end
  end
  false
end