Module: Polyfill::V2_4::IO

Defined in:
lib/polyfill/v2_4/io.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#each_line(*args) ⇒ Object 



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# File 'lib/polyfill/v2_4/io.rb', line 58

def each_line(*args)
  hash, others = args.partition { |arg| arg.is_a?(::Hash) }
  chomps = hash[0] && hash[0][:chomp]

  unless block_given?
    return super(*others) unless chomps

    separator = others.find do |other|
      other.respond_to?(:to_str)
    end || $INPUT_RECORD_SEPARATOR
    return ::Enumerator.new do |yielder|
      super(*others) do |line|
        yielder.yield(line.chomp(separator))
      end
    end
  end

  block =
    if chomps
      separator = others.find do |other|
        other.respond_to?(:to_str)
      end || $INPUT_RECORD_SEPARATOR

      proc do |line|
        yield(line.chomp(separator))
      end
    else
      ::Proc.new
    end

  super(*others, &block)
end

#gets(*args) ⇒ Object 



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# File 'lib/polyfill/v2_4/io.rb', line 91

def gets(*args)
  hash, others = args.partition { |arg| arg.is_a?(::Hash) }

  input = super(*others)

  if !input.nil? && hash[0] && hash[0][:chomp]
    separator = others.find do |other|
      other.respond_to?(:to_str)
    end || $INPUT_RECORD_SEPARATOR

    input.chomp!(separator)
  end

  input
end

#lines(*args) ⇒ Object 



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# File 'lib/polyfill/v2_4/io.rb', line 107

def lines(*args)
  hash, others = args.partition { |arg| arg.is_a?(::Hash) }
  chomps = hash[0] && hash[0][:chomp]

  unless block_given?
    return super(*others) unless chomps

    separator = others.find do |other|
      other.respond_to?(:to_str)
    end || $INPUT_RECORD_SEPARATOR
    return ::Enumerator.new do |yielder|
      super(*others) do |line|
        yielder.yield(line.chomp(separator))
      end
    end
  end

  block =
    if chomps
      separator = others.find do |other|
        other.respond_to?(:to_str)
      end || $INPUT_RECORD_SEPARATOR

      proc do |line|
        yield(line.chomp(separator))
      end
    else
      ::Proc.new
    end

  super(*others, &block)
end

#readline(*args) ⇒ Object 



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# File 'lib/polyfill/v2_4/io.rb', line 140

def readline(*args)
  hash, others = args.partition { |arg| arg.is_a?(::Hash) }

  input = super(*others)

  if hash[0] && hash[0][:chomp]
    separator = others.find do |other|
      other.respond_to?(:to_str)
    end || $INPUT_RECORD_SEPARATOR

    input.chomp!(separator)
  end

  input
end

#readlines(*args) ⇒ Object 



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# File 'lib/polyfill/v2_4/io.rb', line 156

def readlines(*args)
  hash, others = args.partition { |arg| arg.is_a?(::Hash) }

  inputs = super(*others)

  if hash[0] && hash[0][:chomp]
    separator = others.find do |other|
      other.respond_to?(:to_str)
    end || $INPUT_RECORD_SEPARATOR

    inputs.each { |input| input.chomp!(separator) }
  end

  inputs
end