Cro
The Cro project is being transferred to the Raku community. Find out more.

Cro::WebSocket::Frame

The Cro::WebSocket::Frame class represents WebSocket frame as defined per RFC 6455. The frame is assumed to be already unmasked/masked on parser/serializer level.

It exports Opcode enum that consists of possible frame opcodes, they are:

  • Continuation(0)

  • Text(1)

  • Binary(2)

  • Close(8)

  • Ping(9)

  • Pong(0)

It can be used with full name qualification as follows

my $opcode = Cro::WebSocket::Frame::Opcode(0);

Attributes

The class has three attributes, all of them are marked as rw;

fin§

fin class attribute is a Bool flag that indicates whether this message final or not.

opcode§

opcode class attribute describes frame opcode.

payload§

payload is a Blob that contains Payload Data part of the frame. Payload is treated as a single blob, i.e. there is no distinction between Extension data and Application data on this level.

Contents