69 lines
1.5 KiB
GDScript3
69 lines
1.5 KiB
GDScript3
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extends RefCounted
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const MsgPack = preload("res://addons/godot_colyseus/lib/msgpack.gd")
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var reader: StreamPeerBuffer
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func _init(reader: StreamPeerBuffer):
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reader.big_endian = false
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self.reader = reader
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func read_utf8() -> String:
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var prefix = reader.get_u8()
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var length = -1
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if prefix < 0xc0:
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length = prefix & 0x1f
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elif prefix == 0xd9:
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length = reader.get_u8()
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elif prefix == 0xda:
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length = reader.get_u16()
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elif prefix == 0xdb:
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length = reader.get_u32()
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return reader.get_utf8_string(length)
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func number():
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var prefix = reader.get_u8()
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if prefix < 0x80:
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return prefix
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elif prefix == 0xca:
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return reader.get_float()
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elif prefix == 0xcb:
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return reader.get_double()
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elif prefix == 0xcc:
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return reader.get_u8()
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elif prefix == 0xcd:
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return reader.get_u16()
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elif prefix == 0xce:
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return reader.get_u32()
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elif prefix == 0xcf:
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return reader.get_u64()
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elif prefix == 0xd0:
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return reader.get_8()
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elif prefix == 0xd1:
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return reader.get_16()
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elif prefix == 0xd2:
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return reader.get_32()
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elif prefix == 0xd3:
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return reader.get_64()
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elif prefix > 0xdf:
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return (0xff - prefix + 1) * -1
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func has_more() -> bool:
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return reader.get_position() < reader.get_size()
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func current_bit() -> int:
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return reader.data_array[reader.get_position()]
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func is_number() -> bool:
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var prefix = current_bit()
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return prefix < 0x80 || (prefix >= 0xca && prefix <= 0xd3)
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func unpack():
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var result = MsgPack.decode(reader)
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if result.error == OK:
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return result.result
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return null
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