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Side by Side Diff: src/inspector/InjectedScriptNative.cpp

Issue 2300823002: Revert of [inspector] Initial import of v8_inspector. (Closed)
Patch Set: Created 4 years, 3 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "src/inspector/InjectedScriptNative.h"
6
7 namespace v8_inspector {
8
9 InjectedScriptNative::InjectedScriptNative(v8::Isolate* isolate)
10 : m_lastBoundObjectId(1)
11 , m_isolate(isolate)
12 {
13 }
14
15 static const char privateKeyName[] = "v8-inspector#injectedScript";
16
17 InjectedScriptNative::~InjectedScriptNative() { }
18
19 void InjectedScriptNative::setOnInjectedScriptHost(v8::Local<v8::Object> injecte dScriptHost)
20 {
21 v8::HandleScope handleScope(m_isolate);
22 v8::Local<v8::External> external = v8::External::New(m_isolate, this);
23 v8::Local<v8::Private> privateKey = v8::Private::ForApi(m_isolate, v8::Strin g::NewFromUtf8(m_isolate, privateKeyName, v8::NewStringType::kInternalized).ToLo calChecked());
24 injectedScriptHost->SetPrivate(m_isolate->GetCurrentContext(), privateKey, e xternal);
25 }
26
27 InjectedScriptNative* InjectedScriptNative::fromInjectedScriptHost(v8::Local<v8: :Object> injectedScriptObject)
28 {
29 v8::Isolate* isolate = injectedScriptObject->GetIsolate();
30 v8::HandleScope handleScope(isolate);
31 v8::Local<v8::Context> context = isolate->GetCurrentContext();
32 v8::Local<v8::Private> privateKey = v8::Private::ForApi(isolate, v8::String: :NewFromUtf8(isolate, privateKeyName, v8::NewStringType::kInternalized).ToLocalC hecked());
33 v8::Local<v8::Value> value = injectedScriptObject->GetPrivate(context, priva teKey).ToLocalChecked();
34 DCHECK(value->IsExternal());
35 v8::Local<v8::External> external = value.As<v8::External>();
36 return static_cast<InjectedScriptNative*>(external->Value());
37 }
38
39 int InjectedScriptNative::bind(v8::Local<v8::Value> value, const String16& group Name)
40 {
41 if (m_lastBoundObjectId <= 0)
42 m_lastBoundObjectId = 1;
43 int id = m_lastBoundObjectId++;
44 m_idToWrappedObject[id] = wrapUnique(new v8::Global<v8::Value>(m_isolate, va lue));
45 addObjectToGroup(id, groupName);
46 return id;
47 }
48
49 void InjectedScriptNative::unbind(int id)
50 {
51 m_idToWrappedObject.erase(id);
52 m_idToObjectGroupName.erase(id);
53 }
54
55 v8::Local<v8::Value> InjectedScriptNative::objectForId(int id)
56 {
57 auto iter = m_idToWrappedObject.find(id);
58 return iter != m_idToWrappedObject.end() ? iter->second->Get(m_isolate) : v8 ::Local<v8::Value>();
59 }
60
61 void InjectedScriptNative::addObjectToGroup(int objectId, const String16& groupN ame)
62 {
63 if (groupName.isEmpty())
64 return;
65 if (objectId <= 0)
66 return;
67 m_idToObjectGroupName[objectId] = groupName;
68 m_nameToObjectGroup[groupName].push_back(objectId); // Creates an empty vect or if key is not there
69 }
70
71 void InjectedScriptNative::releaseObjectGroup(const String16& groupName)
72 {
73 if (groupName.isEmpty())
74 return;
75 NameToObjectGroup::iterator groupIt = m_nameToObjectGroup.find(groupName);
76 if (groupIt == m_nameToObjectGroup.end())
77 return;
78 for (int id : groupIt->second)
79 unbind(id);
80 m_nameToObjectGroup.erase(groupIt);
81 }
82
83 String16 InjectedScriptNative::groupName(int objectId) const
84 {
85 if (objectId <= 0)
86 return String16();
87 IdToObjectGroupName::const_iterator iterator = m_idToObjectGroupName.find(ob jectId);
88 return iterator != m_idToObjectGroupName.end() ? iterator->second : String16 ();
89 }
90
91 } // namespace v8_inspector
92
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