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Contents
# Copyright, 2018, by Samuel G. D. Williams. <http://www.codeotaku.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
require_relative 'wrapper'
module Protocol
module HTTP
module Body
# A body which buffers all it's contents as it is `#read`.
class Rewindable < Wrapper
def initialize(body)
super(body)
@chunks = []
@index = 0
end
def read
if @index < @chunks.count
chunk = @chunks[@index]
@index += 1
else
if chunk = super
@chunks << chunk
@index += 1
end
end
# We dup them on the way out, so that if someone modifies the string, it won't modify the rewindability.
return chunk&.dup
end
def rewind
@index = 0
end
def inspect
"\#<#{self.class} #{@index}/#{@chunks.count} chunks read>"
end
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems