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Size: 1.3 KB
Versions: 22
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Stored size: 1.3 KB
Contents
# frozen_string_literal: true
# Gets yielded from the writing methods of the Streamer
# and accepts the data being written into the ZIP for deflate
# or stored modes. Can be used as a destination for `IO.copy_stream`
#
# IO.copy_stream(File.open('source.bin', 'rb), writable)
class ZipTricks::Streamer::Writable
# Initializes a new Writable with the object it delegates the writes to.
# Normally you would not need to use this method directly
def initialize(streamer, writer)
@streamer = streamer
@writer = writer
@closed = false
end
# Writes the given data to the output stream
#
# @param d[String] the binary string to write (part of the uncompressed file)
# @return [self]
def <<(d)
raise 'Trying to write to a closed Writable' if @closed
@writer << d
self
end
# Writes the given data to the output stream
#
# @param d[String] the binary string to write (part of the uncompressed file)
# @return [Fixnum] the number of bytes written
def write(d)
self << d
d.bytesize
end
# Flushes the writer and recovers the CRC32/size values. It then calls
# `update_last_entry_and_write_data_descriptor` on the given Streamer.
def close
return if @closed
@streamer.update_last_entry_and_write_data_descriptor(**@writer.finish)
@closed = true
end
end
Version data entries
22 entries across 22 versions & 1 rubygems