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# frozen_string_literal: true
module Ethon
class Easy # :nodoc:
# This module contains small helpers.
#
# @api private
module Util
# Escapes zero bytes in strings.
#
# @example Escape zero bytes.
# Util.escape_zero_byte("1\0")
# #=> "1\\0"
#
# @param [ Object ] value The value to escape.
#
# @return [ String, Object ] Escaped String if
# zero byte found, original object if not.
def escape_zero_byte(value)
return value unless value.to_s.include?(0.chr)
value.to_s.gsub(0.chr, '\\\0')
end
extend self
end
end
end
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