47dde3b6e2
* chore: remove unused electron::ObjectLifeMonitor The last users were removed in June 2020e1e73fa5f(#24115) and May 20209d7ba982(#23592). * fixup! chore: remove unused electron::ObjectLifeMonitor fix: oops
48 lines
1.4 KiB
C++
48 lines
1.4 KiB
C++
// Copyright (c) 2020 Slack Technologies, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/renderer/api/context_bridge/object_cache.h"
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#include "v8/include/v8-local-handle.h"
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#include "v8/include/v8-object.h"
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namespace electron::api::context_bridge {
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ObjectCache::ObjectCache() = default;
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ObjectCache::~ObjectCache() = default;
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void ObjectCache::CacheProxiedObject(v8::Local<v8::Value> from,
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v8::Local<v8::Value> proxy_value) {
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if (from->IsObject() && !from->IsNullOrUndefined()) {
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auto obj = from.As<v8::Object>();
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int hash = obj->GetIdentityHash();
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proxy_map_[hash].emplace_front(from, proxy_value);
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}
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}
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v8::MaybeLocal<v8::Value> ObjectCache::GetCachedProxiedObject(
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v8::Local<v8::Value> from) const {
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if (!from->IsObject() || from->IsNullOrUndefined())
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return v8::MaybeLocal<v8::Value>();
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auto obj = from.As<v8::Object>();
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int hash = obj->GetIdentityHash();
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auto iter = proxy_map_.find(hash);
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if (iter == proxy_map_.end())
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return v8::MaybeLocal<v8::Value>();
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auto& list = iter->second;
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for (const auto& pair : list) {
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auto from_cmp = pair.first;
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if (from_cmp == from) {
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if (pair.second.IsEmpty())
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return v8::MaybeLocal<v8::Value>();
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return pair.second;
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}
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}
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return v8::MaybeLocal<v8::Value>();
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}
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} // namespace electron::api::context_bridge
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