Module: Feedx::Compression

Defined in:
lib/feedx/compression.rb

Defined Under Namespace

Classes: Abstract, Gzip, None

Class Method Summary collapse

Class Method Details

.detect(path) ⇒ Object 



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# File 'lib/feedx/compression.rb', line 26

def detect(path)
  if File.extname(path)[-1] == 'z'
    Gzip.new
  else
    None.new
  end
end

.resolve(name) ⇒ Object 



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# File 'lib/feedx/compression.rb', line 15

def resolve(name)
  case name.to_s
  when 'gz', 'gzip'
    Gzip.new
  when ''
    None.new
  else
    raise ArgumentError, "invalid compression #{name}"
  end
end

.validate!(kind) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/feedx/compression.rb', line 8

def validate!(kind)
  raise ArgumentError, "#{kind} does not implement #reader(io, &block)" unless kind.respond_to?(:reader)
  raise ArgumentError, "#{kind} does not implement #writer(io, &block)" unless kind.respond_to?(:writer)

  kind
end