Module: LZString

Defined in:
lib/lz_string.rb,
lib/lz_string/base.rb,
lib/lz_string/utf16.rb,
lib/lz_string/base64.rb,
lib/lz_string/urisafe.rb,
lib/lz_string/version.rb

Overview

LZ-based compression algorithm.

Defined Under Namespace

Classes: Base, Base64, UTF16, UriSafe

Constant Summary collapse

VERSION =

:nodoc:

"0.2.0"

Class Method Summary collapse

Class Method Details

.compress(input) ⇒ Object

Parameters:

  • input (String) 


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# File 'lib/lz_string.rb', line 10

def self.compress(input)
  return "" if input.nil?

  LZString::Base.compress(input, 16, lambda { |a| a.chr("UTF-8") })
end

.decompress(compressed) ⇒ Object

Parameters:

  • compressed (String) 


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# File 'lib/lz_string.rb', line 17

def self.decompress(compressed)
  return "" if compressed.nil?
  return nil if compressed == ""

  LZString::Base.decompress(compressed.length, 32768, lambda { |index| compressed[index].ord })
end