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128c9343c4
Summary: A few fixes: * missing include: folly/Optional.h * switch folly::Optional's `has_value()` to `hasValue()` for now until folly is upgraded to newer version * fix up import for RCTTextAttributes.h * fix up includes for "conversions.h" to use namespaced includes Reviewed By: mmmulani Differential Revision: D8021149 fbshipit-source-id: d3955986d3ab6b1d9b61ac1e385767893ce57e5e
57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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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 <folly/Optional.h>
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#include <folly/dynamic.h>
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#include <fabric/graphics/Color.h>
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#include <fabric/graphics/Geometry.h>
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#include <fabric/graphics/conversions.h>
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namespace facebook {
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namespace react {
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inline void fromDynamic(const folly::dynamic &value, bool &result) { result = value.getBool(); }
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inline void fromDynamic(const folly::dynamic &value, int &result) { result = value.getInt(); }
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inline void fromDynamic(const folly::dynamic &value, std::string &result) { result = value.getString(); }
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template <typename T>
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inline T convertRawProp(const RawProps &rawProps, const std::string &name, const T &defaultValue) {
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auto &&iterator = rawProps.find(name);
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if (iterator == rawProps.end()) {
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return defaultValue;
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}
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auto &&value = iterator->second;
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T result;
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fromDynamic(value, result);
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return result;
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}
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template <typename T>
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inline static folly::Optional<T> convertRawProp(const RawProps &rawProps, const std::string &name, const folly::Optional<T> &defaultValue) {
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auto &&iterator = rawProps.find(name);
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if (iterator == rawProps.end()) {
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return defaultValue;
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}
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auto &&value = iterator->second;
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T result;
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// Special case for optionals: `null` always means `no value`.
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if (value.isNull()) {
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return {};
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}
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fromDynamic(value, result);
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return result;
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}
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} // namespace react
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} // namespace facebook
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