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src: use Isolate::TryGetCurrent where appropriate #39954

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src: use Isolate::TryGetCurrent where appropriate #39954

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52948a0
src: use Isolate::TryGetCurrent where appropriate
addaleax Aug 31, 2021
7f47ebf
Revert "src: skip test_fatal/test_threads for Debug builds"
addaleax Aug 31, 2021
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2 changes: 1 addition & 1 deletion src/node.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -147,7 +147,7 @@ unsigned int reverted_cve = 0;

// util.h
// Tells whether the per-process V8::Initialize() is called and
// if it is safe to call v8::Isolate::GetCurrent().
// if it is safe to call v8::Isolate::TryGetCurrent().
bool v8_initialized = false;

// node_internals.h
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2 changes: 1 addition & 1 deletion src/node_errors.cc
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Expand Up @@ -430,7 +430,7 @@ void OnFatalError(const char* location, const char* message) {
FPrintF(stderr, "FATAL ERROR: %s\n", message);
}

Isolate* isolate = Isolate::GetCurrent();
Isolate* isolate = Isolate::TryGetCurrent();
Environment* env = nullptr;
if (isolate != nullptr) {
env = Environment::GetCurrent(isolate);
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2 changes: 1 addition & 1 deletion src/util.cc
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Expand Up @@ -128,7 +128,7 @@ BufferValue::BufferValue(Isolate* isolate, Local<Value> value) {

void LowMemoryNotification() {
if (per_process::v8_initialized) {
auto isolate = Isolate::GetCurrent();
auto isolate = Isolate::TryGetCurrent();
if (isolate != nullptr) {
isolate->LowMemoryNotification();
}
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2 changes: 1 addition & 1 deletion src/util.h
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Expand Up @@ -91,7 +91,7 @@ inline T MultiplyWithOverflowCheck(T a, T b);

namespace per_process {
// Tells whether the per-process V8::Initialize() is called and
// if it is safe to call v8::Isolate::GetCurrent().
// if it is safe to call v8::Isolate::TryGetCurrent().
extern bool v8_initialized;
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@legendecas legendecas Sep 5, 2021 •
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Do we still need this as it claiming that it tells "if it is safe to call v8::Isolate::GetCurrent"?

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Yeah … I don’t know why, but v8::Isolate::TryGetCurrent() is not something you can call without V8 being initialized first.

} // namespace per_process

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4 changes: 0 additions & 4 deletions test/node-api/test_fatal/test_threads.js
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Expand Up @@ -4,10 +4,6 @@ const assert = require('assert');
const child_process = require('child_process');
const test_fatal = require(`./build/${common.buildType}/test_fatal`);

if (common.buildType === 'Debug')
common.skip('as this will currently fail with a Debug check ' +
'in v8::Isolate::GetCurrent()');

// Test in a child process because the test code will trigger a fatal error
// that crashes the process.
if (process.argv[2] === 'child') {
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