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gh-146197: Include a bit more information in sys._emscripten_info.runtime (#146346)

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Hood Chatham 2026-03-23 22:57:23 +01:00 • committed by GitHub
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commit 7dc2f52a6f
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1 changed files with 26 additions and 8 deletions
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34
Python/sysmodule.c
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@ -3878,20 +3878,38 @@ static PyStructSequence_Desc emscripten_info_desc = {
EM_JS(char *, _Py_emscripten_runtime, (void), {
var info;
if (typeof navigator == 'object') {
if (typeof process === "object") {
if (process.versions?.bun) {
info = `bun v${process.versions.bun}`;
} else if (process.versions?.deno) {
info = `deno v${process.versions.deno}`;
} else {
// As far as I can tell, every JavaScript runtime puts "node" in
// process.release.name. Pyodide once checked for
//
// process.release.name === "node"
//
// and this is apparently part of the reason other runtimes started
// lying about it. Similar to the situation with userAgent.
//
// But just in case some other JS runtime decides to tell us what it
// is, we'll pick it up.
const name = process.release?.name ?? "node";
info = `${name} ${process.version}`;
}
// Include v8 version if we know it
if (process.versions?.v8) {
info += ` (v8 ${process.versions.v8})`;
}
} else if (typeof navigator === "object") {
info = navigator.userAgent;
} else if (typeof process == 'object') {
info = "Node.js ".concat(process.version);
} else {
info = "UNKNOWN";
}
var len = lengthBytesUTF8(info) + 1;
var res = _malloc(len);
if (res) stringToUTF8(info, res, len);
#if __wasm64__
return BigInt(res);
return BigInt(stringToNewUTF8(info));
#else
return res;
return stringToNewUTF8(info);
#endif
});