func (h *Hospital) HasMessages() bool {
	return !h.messageQ.Empty()
}
HasMessages returns whether there are messages in the Message queue, independently of when they are due.
package hospital
import (
	"fmt"
	"strings"
	"github.com/pkg/errors"
	"github.com/prometheus/client_golang/prometheus"
	"github.com/google/simhospital/pkg/logging"
	"github.com/google/simhospital/pkg/message"
	"github.com/google/simhospital/pkg/state"
)