chromium/third_party/blink/renderer/controller/javascript_call_stack_collector.cc

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/controller/javascript_call_stack_collector.h"

#include "third_party/blink/public/common/permissions_policy/document_policy_features.h"
#include "third_party/blink/public/common/tokens/tokens.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/renderer/core/execution_context/execution_context.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/platform/bindings/dom_wrapper_world.h"
#include "third_party/blink/renderer/platform/bindings/script_state.h"
#include "third_party/blink/renderer/platform/instrumentation/use_counter.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
#include "third_party/blink/renderer/platform/scheduler/public/main_thread.h"
#include "third_party/blink/renderer/platform/scheduler/public/main_thread_scheduler.h"
#include "third_party/blink/renderer/platform/scheduler/public/post_cross_thread_task.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_copier.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_functional.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"
#include "third_party/blink/renderer/platform/wtf/text/string_builder.h"
#include "third_party/blink/renderer/platform/wtf/wtf.h"

namespace WTF {

template <>
struct CrossThreadCopier<std::optional<blink::LocalFrameToken>>
    : public CrossThreadCopierPassThrough<
          std::optional<blink::LocalFrameToken>> { … };

}  // namespace WTF

namespace blink {

namespace {

// Format the callstack in a format that's
// consistent with Error.stack
void FormatStackTrace(v8::Isolate* isolate, StringBuilder& builder) { … }

void PostHandleCollectedCallStackTask(
    JavaScriptCallStackCollector* collector,
    WTF::StringBuilder& builder,
    std::optional<LocalFrameToken> frame_token = std::nullopt) { … }

void GenerateJavaScriptCallStack(v8::Isolate* isolate, void* data) { … }

}  // namespace

void JavaScriptCallStackCollector::InterruptIsolateAndCollectCallStack(
    v8::Isolate* isolate) { … }

void JavaScriptCallStackCollector::HandleCallStackCollected(
    const String& call_stack,
    const std::optional<LocalFrameToken> frame_token) { … }

void JavaScriptCallStackCollector::CollectJavaScriptCallStack() { … }

}  // namespace blink