class HrrRbSsh::DataType::Boolean
Boolean
provides methods to convert boolean value and 8-bit unsigned binary string each other.
Public Class Methods
decode(io)
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Convert 8-bit unsigned binary into boolean value.
@param [::IO] io IO instance that has buffer to be read @return [::Boolean] converted boolean value
# File lib/hrr_rb_ssh/data_type/boolean.rb, line 28 def self.decode io if 0 == io.read(1).unpack("C")[0] false else true end end
encode(arg)
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Convert boolean value into 8-bit unsigned binary string.
@param [::Boolean] arg boolean value to be converted @raise [::ArgumentError] when arg is not true nor false @return [::String] converted 8-bit unsigned binary string
# File lib/hrr_rb_ssh/data_type/boolean.rb, line 13 def self.encode arg case arg when false [0].pack("C") when true [1].pack("C") else raise ArgumentError, "must be #{true} or #{false}, but got #{arg.inspect}" end end