mirror of
https://github.com/facebook/react-native.git
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Alexey Lang
a9b3ca7fa7
Summary: I'm changing all callsites to use either global or scoped perf logger explicitly in one diff. `GlobalPerformanceLogger` is basically a singleton `scopedPerformanceLogger` is scoped to the React tree by using a React Context Reviewed By: sahrens Differential Revision: D14186694 fbshipit-source-id: 062c76eea8fce9d9b531f0eddf153bb79d52f68d
28 lines
854 B
JavaScript
28 lines
854 B
JavaScript
/**
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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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* @flow
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* @format
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*/
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'use strict';
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import * as React from 'react';
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import GlobalPerformanceLogger from 'GlobalPerformanceLogger';
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import type {IPerformanceLogger} from 'createPerformanceLogger';
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/**
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* This is a React Context that provides a scoped instance of IPerformanceLogger.
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* We wrap every <AppContainer /> with a Provider for this context so the logger
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* should be available everywhere in your components.
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* See React docs about using Context: https://reactjs.org/docs/context.html
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*/
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const PerformanceLoggerContext: React.Context<
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IPerformanceLogger,
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> = React.createContext(GlobalPerformanceLogger);
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module.exports = PerformanceLoggerContext;
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