Module: ActiveSupport::Gzip
- Defined in:
- lib/active_support/gzip.rb
Overview
A convenient wrapper for the zlib standard library that allows compression/decompression of strings with gzip.
gzip = ActiveSupport::Gzip.compress('compress me!')
# => "\x1F\x8B\b\x00o\x8D\xCDO\x00\x03K\xCE\xCF-(J-.V\xC8MU\x04\x00R>n\x83\f\x00\x00\x00"
ActiveSupport::Gzip.decompress(gzip)
# => "compress me!"
Defined Under Namespace
Classes: Stream
Class Method Summary collapse
-
.compress(source, level = Zlib::DEFAULT_COMPRESSION, strategy = Zlib::DEFAULT_STRATEGY) ⇒ Object
Compresses a string using gzip.
-
.decompress(source) ⇒ Object
Decompresses a gzipped string.
Class Method Details
.compress(source, level = Zlib::DEFAULT_COMPRESSION, strategy = Zlib::DEFAULT_STRATEGY) ⇒ Object
Compresses a string using gzip.
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# File 'lib/active_support/gzip.rb', line 28 def self.compress(source, level=Zlib::DEFAULT_COMPRESSION, strategy=Zlib::DEFAULT_STRATEGY) output = Stream.new gz = Zlib::GzipWriter.new(output, level, strategy) gz.write(source) gz.close output.string end |
.decompress(source) ⇒ Object
Decompresses a gzipped string.
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# File 'lib/active_support/gzip.rb', line 23 def self.decompress(source) Zlib::GzipReader.wrap(StringIO.new(source), &:read) end |