Method OpenCanvases

go/session.go:110–119

OpenCanvases returns the open-canvas snapshot last reported by the runtime. The snapshot is populated from session.resume and live session.canvas.opened and session.canvas.closed events. The returned slice is a copy and is safe to mutate by the caller.

()

// and session.canvas.closed events. The returned slice is a copy and is safe to
// mutate by the caller.
func (s *Session) OpenCanvases() []rpc.OpenCanvasInstance {
	s.openCanvasesMu.RLock()
	defer s.openCanvasesMu.RUnlock()
	if len(s.openCanvases) == 0 {
		return nil
	}
	out := make([]rpc.OpenCanvasInstance, len(s.openCanvases))
	copy(out, s.openCanvases)
	return out
}

func (s *Session) setOpenCanvases(canvases []rpc.OpenCanvasInstance) {
	s.openCanvasesMu.Lock()