Module: ArrPM::V2::Tag::Type

Defined in:
lib/arr-pm/v2/tag.rb

Constant Summary collapse

NULL = 
0
CHAR = 
1
INT8 = 
2
INT16 = 
3
INT32 = 
4
INT64 = 
5
STRING = 
6
BINARY = 
7
STRING_ARRAY = 
8
I18NSTRING = 
9
TYPE_MAP = 
Hash[constants.collect { |c| [const_get(c), c]

Class Method Summary collapse

Class Method Details

.parse(data, type, offset, count) ⇒ Object 



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# File 'lib/arr-pm/v2/tag.rb', line 18

def self.parse(data, type, offset, count)
  case type
    when NULL
      nil
    when CHAR
      data[offset, count].unpack("A#{count}")
    when INT8
      data[offset, count].unpack("C" * count)
    when INT16
      data[offset, 2 * count].unpack("n" * count)
    when INT32
      data[offset, 4 * count].unpack("N" * count)
    when INT64
      a, b = data[offset, 8].unpack("NN")
      a << 32 + b
    when STRING, I18NSTRING
      data[offset..-1][/^[^\0]*/]
    when BINARY
      data[offset, count]
    when STRING_ARRAY
      data[offset..-1].split("\0")[0...count]
    else
      raise ArrPM::V2::Error::InvalidType, type
  end
end