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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/browser/extension_function_registry.h"
#include "base/no_destructor.h"
#include "extensions/browser/extension_function.h"
#include "extensions/browser/extensions_browser_client.h"
// static
ExtensionFunctionRegistry& ExtensionFunctionRegistry::GetInstance() {
static base::NoDestructor<ExtensionFunctionRegistry> instance;
return *instance;
}
ExtensionFunctionRegistry::ExtensionFunctionRegistry() {
extensions::ExtensionsBrowserClient* client =
extensions::ExtensionsBrowserClient::Get();
if (client) {
client->RegisterExtensionFunctions(this);
}
}
ExtensionFunctionRegistry::~ExtensionFunctionRegistry() = default;
bool ExtensionFunctionRegistry::OverrideFunctionForTesting(
const std::string& name,
ExtensionFunctionFactory factory) {
auto iter = factories_.find(name);
if (iter == factories_.end()) {
return false;
}
iter->second.factory_ = factory;
return true;
}
scoped_refptr<ExtensionFunction> ExtensionFunctionRegistry::NewFunction(
const std::string& name) {
auto iter = factories_.find(name);
if (iter == factories_.end()) {
return nullptr;
}
scoped_refptr<ExtensionFunction> function = iter->second.factory_();
function->SetName(iter->second.function_name_);
function->set_histogram_value(iter->second.histogram_value_);
return function;
}
void ExtensionFunctionRegistry::Register(const FactoryEntry& entry) {
factories_[entry.function_name_] = entry;
}
ExtensionFunctionRegistry::FactoryEntry::FactoryEntry() = default;
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