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src: accept single argument in getProxyDetails #30858

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src: accept single argument in getProxyDetails #30858

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578f0b0
src: accept single argument in getProxyDetails
BridgeAR Dec 8, 2019
e42bfc6
fixup: change comment to TODO
BridgeAR Dec 9, 2019
aa2f0bf
fixup: mention esm explictly
BridgeAR Dec 9, 2019
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7 changes: 4 additions & 3 deletions src/node_util.cc
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Expand Up @@ -91,11 +91,12 @@ static void GetProxyDetails(const FunctionCallbackInfo<Value>& args) {
if (!args[0]->IsProxy())
return;

CHECK(args[1]->IsBoolean());

Local<Proxy> proxy = args[0].As<Proxy>();

if (args[1]->IsTrue()) {
// TODO(BridgeAR): Remove the length check as soon as we prohibit access to
// the util binding layer. It's accessed in the wild and some code would break
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I'd be more explicit than "some code". We know of esm. Are there other packages (that are popular)?

// in case the check is removed.
if (args.Length() == 1 || args[1]->IsTrue()) {
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The length check here doesn’t change behaviour and could safely be dropped, so you can apply the TODO comment right now if you want.

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You mean if I write if (!args[1]->IsFalse()) { ...old behavior... } else { ...new behavior... }?

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Yes, something like that … feel free to ignore though :)

Local<Value> ret[] = {
proxy->GetTarget(),
proxy->GetHandler()
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4 changes: 4 additions & 0 deletions test/parallel/test-util-inspect-proxy.js
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Expand Up @@ -50,6 +50,10 @@ let details = processUtil.getProxyDetails(proxyObj, true);
assert.strictEqual(target, details[0]);
assert.strictEqual(handler, details[1]);

details = processUtil.getProxyDetails(proxyObj);
assert.strictEqual(target, details[0]);
assert.strictEqual(handler, details[1]);

details = processUtil.getProxyDetails(proxyObj, false);
assert.strictEqual(target, details);

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