File: javascript_call_stack_generator.cc

package info (click to toggle)
chromium 138.0.7204.183-1
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 6,071,908 kB
  • sloc: cpp: 34,937,088; ansic: 7,176,967; javascript: 4,110,704; python: 1,419,953; asm: 946,768; xml: 739,971; pascal: 187,324; sh: 89,623; perl: 88,663; objc: 79,944; sql: 50,304; cs: 41,786; fortran: 24,137; makefile: 21,806; php: 13,980; tcl: 13,166; yacc: 8,925; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (45 lines) | stat: -rw-r--r-- 1,692 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
// 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_generator.h"

#include "third_party/blink/renderer/controller/javascript_call_stack_collector.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"

namespace blink {

namespace {

JavaScriptCallStackGenerator& GetJavaScriptCallStackGenerator() {
  DEFINE_THREAD_SAFE_STATIC_LOCAL(JavaScriptCallStackGenerator,
                                  javascript_call_stack_generator, ());
  return javascript_call_stack_generator;
}

}  // namespace

void JavaScriptCallStackGenerator::OnCollectorFinished(
    JavaScriptCallStackCollector* collector) {
  collectors_.erase(collector);
}

void JavaScriptCallStackGenerator::CollectJavaScriptCallStack(
    CollectJavaScriptCallStackCallback callback) {
    std::unique_ptr<JavaScriptCallStackCollector> call_stack_collector =
        std::make_unique<JavaScriptCallStackCollector>(
            std::move(callback),
            WTF::BindOnce(&JavaScriptCallStackGenerator::OnCollectorFinished,
                          WTF::Unretained(this)));
    JavaScriptCallStackCollector* raw_collector = call_stack_collector.get();
    collectors_.Set(raw_collector, std::move(call_stack_collector));
    raw_collector->CollectJavaScriptCallStack();
}

void JavaScriptCallStackGenerator::Bind(
    mojo::PendingReceiver<mojom::blink::CallStackGenerator> receiver) {
  DCHECK(!GetJavaScriptCallStackGenerator().receiver_.is_bound());
  GetJavaScriptCallStackGenerator().receiver_.Bind(std::move(receiver));
}

}  // namespace blink