Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/assetify/extensions/string.rb

Overview

Adapted ptools - rdoc.info/gems/ptools/1.2.1/File.binary%3F

Instance Method Summary collapse

Instance Method Details

#binary? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/assetify/extensions/string.rb', line 5

def binary?
  # s = (File.read(file, File.stat(file).blksize) || "").split(//)
  s = (self[0..4096].force_encoding('binary') || '') # .split(//)
  ratio = s.gsub(/\d|\w|\s|[-~\.]/, '').size / s.size.to_f
  # if Opt[:debug]
  #   print "Detecting #{s}"
  #   puts "Ratio #{ratio}"
  # end
  ratio > 0.3
end