| let state = "send-sw-failure" | |
| onconnect = initialE => { | |
| let port = initialE.source; | |
| port.postMessage(state) | |
| port.onmessage = e => { | |
| if(state === "" && e.data === "send-window-failure") { | |
| port.postMessage(new SharedArrayBuffer()) | |
| } else { | |
| port.postMessage("failure") | |
| } | |
| } | |
| port.onmessageerror = e => { | |
| if(state === "send-sw-failure") { | |
| port.postMessage("send-sw-failure-success") | |
| state = "" | |
| } | |
| } | |
| } |