lib/http/form_data/readable.rb
# frozen_string_literal: true
module HTTP
module FormData
# Common behaviour for objects defined by an IO object.
module Readable
# Returns IO content.
#
# @return [String]
def to_s
rewind
content = read
rewind
content
end
# Reads and returns part of IO content.
#
# @param [Integer] length Number of bytes to retrieve
# @param [String] outbuf String to be replaced with retrieved data
#
# @return [String, nil]
def read(length = nil, outbuf = nil)
@io.read(length, outbuf)
end
# Returns IO size.
#
# @return [Integer]
def size
@io.size
end
# Rewinds the IO.
def rewind
@io.rewind
end
end
end
end