Sha256: 7891d155bedcac880bdbe39a44a4ffe8a6014a016f520a2c400e30a1f660b4fa
Contents?: true
Size: 849 Bytes
Versions: 22
Compression:
Stored size: 849 Bytes
Contents
# frozen_string_literal: true
# Rubocop: convention: Missing top-level class documentation comment.
class ZipTricks::FileReader::InflatingReader
def initialize(from_io, compressed_data_size)
@io = from_io
@compressed_data_size = compressed_data_size
@already_read = 0
@zlib_inflater = ::Zlib::Inflate.new(-Zlib::MAX_WBITS)
end
def extract(n_bytes = nil)
n_bytes ||= (@compressed_data_size - @already_read)
return if eof?
available = @compressed_data_size - @already_read
return if available.zero?
n_bytes = available if n_bytes > available
return '' if n_bytes.zero?
compressed_chunk = @io.read(n_bytes)
return if compressed_chunk.nil?
@already_read += compressed_chunk.bytesize
@zlib_inflater.inflate(compressed_chunk)
end
def eof?
@zlib_inflater.finished?
end
end
Version data entries
22 entries across 22 versions & 1 rubygems