corewake.go RawHistoryFolder

1// Package corewake is how an output asks core for the next frame of a running
2// animation.
3package corewake
4
5import "github.com/bnema/neferwl/internal/ports"
6
7// Send tells core the next frame of a running animation of output is due.
8// A frame core has not read yet is enough, so the owner never waits: a full
9// channel drops the wake. A nil ch (tests, nobody to wake) does nothing.
10// It allocates nothing.
11func Send(ch chan<- ports.OutputFrame, output string) {
12	if ch == nil {
13		return
14	}
15	select {
16	case ch <- ports.OutputFrame{Output: output}:
17	default:
18	}
19}