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class Symbol
# to_msgpack_ext is supposed to return a binary string.
# The canonical way to do it for symbols would be:
# [to_s].pack('A*')
# However in this instance we can take a shortcut
if method_defined?(:name)
alias_method :to_msgpack_ext, :name
else
alias_method :to_msgpack_ext, :to_s
end
def self.from_msgpack_ext(data)
# from_msgpack_ext is supposed to parse a binary string.
# The canonical way to do it for symbols would be:
# data.unpack1('A*').to_sym
# However in this instance we can take a shortcut
# We assume the string encoding is UTF-8, and let Ruby create either
# an ASCII symbol or UTF-8 symbol.
data.force_encoding(Encoding::UTF_8).to_sym
rescue EncodingError
# If somehow the string wasn't valid UTF-8 not valid ASCII, we fallback
# to what has been the historical behavior of creating a binary symbol
data.force_encoding(Encoding::BINARY).to_sym
end
end
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