Class: ActiveCypher::Bolt::Packstream::Unpacker

Inherits:

Object

• Object
• ActiveCypher::Bolt::Packstream::Unpacker

Defined in:

lib/active_cypher/bolt/packstream.rb

Overview

Unpacks Packstream byte format into Ruby objects.

Constant Summary

NULL =

Marker Bytes

0xC0

FALSEY =

0xC2

TRUETHY =

0xC3

INT_8 =

0xC8

INT_16 =

0xC9

INT_32 =

0xCA

INT_64 =

0xCB

FLOAT_64 =

Added Float marker

0xC1

TINY_STRING_MARKER_BASE =

0x80

STRING_8_MARKER =

0xD0

STRING_16_MARKER =

0xD1

STRING_32_MARKER =

0xD2

TINY_LIST_MARKER_BASE =

0x90

LIST_8_MARKER =

0xD4

LIST_16_MARKER =

0xD5

LIST_32_MARKER =

0xD6

TINY_MAP_MARKER_BASE =

0xA0

MAP_8_MARKER =

0xD8

MAP_16_MARKER =

0xD9

MAP_32_MARKER =

0xDA

TINY_STRUCT_MARKER_BASE =

0xB0

STRUCT_8_MARKER =

0xDC

STRUCT_16_MARKER =

0xDD

STRUCT_32_MARKER =

0xDE

MARKER_HIGH_NIBBLE_MASK =

0xF0

MARKER_LOW_NIBBLE_MASK =

0x0F

Instance Method Summary

• #initialize(io) ⇒ Unpacker constructor

  A new instance of Unpacker.

• #unpack ⇒ Object

  Unpacks the next value from the stream.

Constructor Details

#initialize(io) ⇒ Unpacker

Returns a new instance of Unpacker.

# File 'lib/active_cypher/bolt/packstream.rb', line 191

def initialize(io)
  @io = io
end

Instance Method Details

#unpack ⇒ Object

Unpacks the next value from the stream.

# File 'lib/active_cypher/bolt/packstream.rb', line 196

def unpack
  marker = read_byte
  unpack_value(marker)
end