Files
newt/playground/src/worker.ts
2025-07-15 21:30:42 -04:00

51 lines
1.5 KiB
TypeScript

import { shim } from "./emul";
import { API, Message, ResponseMSG } from "./ipc";
import { archive, preload } from "./preload";
const LOG = console.log
console.log = (m) => {
shim.stdout += "\n" + m;
};
const handleMessage = async function <K extends keyof API>(ev: { data: Message<K> }) {
LOG("HANDLE", ev.data);
await preload;
shim.archive = archive;
let key = ev.data.key
if (key === 'typeCheck' || key === 'compile') {
let {id, args: [fileName]} = ev.data
LOG(key, fileName)
const outfile = "out.js";
const isCompile = key === 'compile';
if (isCompile)
shim.process.argv = ["browser", "newt", fileName, "-o", outfile, "--top"];
else
shim.process.argv = ["browser", "newt", fileName, "--top"];
shim.stdout = "";
shim.files[outfile] = new TextEncoder().encode("No JS output");
try {
Main_main();
} catch (e) {
// make it clickable in console
console.error(e);
// make it visable on page
shim.stdout += "\n" + String(e);
}
let result = isCompile ? new TextDecoder().decode(shim.files[outfile]) : shim.stdout
sendResponse({id, result})
} else if (key === 'save') {
let {id, args: [fileName, content]} = ev.data
LOG(`SAVE ${content?.length} to ${fileName}`)
shim.files[fileName] = new TextEncoder().encode(content)
LOG('send', {id, result: ''})
sendResponse({id, result: ''})
}
};
// hooks for worker.html to override
let sendResponse: <K extends keyof API>(_: ResponseMSG) => void = postMessage;
onmessage = handleMessage;
importScripts("newt.js");