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3b6f229eb9
Summary: Each app may provide different impl for its runtime specific behaviors, then Fabric and other new infra can share the same config instance to configure stuffs. Reviewed By: sahrens Differential Revision: D13290319 fbshipit-source-id: 30e3eeedc6ff6ef250ed233b27e38cb7c1062b55
45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#pragma once
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#include <string>
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namespace facebook {
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namespace react {
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/**
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* ReactNative configuration as provided by the hosting app.
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* Provide a sub-class implementation to allow app specific customization.
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*/
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class ReactNativeConfig {
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public:
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ReactNativeConfig();
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virtual ~ReactNativeConfig();
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virtual bool getBool(const std::string ¶m) const = 0;
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virtual std::string getString(const std::string ¶m) const = 0;
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virtual int64_t getInt64(const std::string ¶m) const = 0;
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virtual double getDouble(const std::string ¶m) const = 0;
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};
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/**
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* Empty configuration that will always provide "falsy" values.
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*/
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class EmptyReactNativeConfig : public ReactNativeConfig {
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public:
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EmptyReactNativeConfig();
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bool getBool(const std::string ¶m) const override;
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std::string getString(const std::string ¶m) const override;
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int64_t getInt64(const std::string ¶m) const override;
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double getDouble(const std::string ¶m) const override;
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};
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} // namespace react
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} // namespace facebook
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