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https://github.com/status-im/react-native.git
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f5be89b8b9
Summary: This caught a few flow types that weren't defined for attributes that Android exposes. Ensuring that these stay in sync will be necessary for codegen in the future. Reviewed By: sahrens Differential Revision: D9444165 fbshipit-source-id: 8ee00af7b732c35d7f6befcdf79f77b73eac6a1b
108 lines
2.9 KiB
JavaScript
108 lines
2.9 KiB
JavaScript
/**
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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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* @format
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* @flow strict-local
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*/
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'use strict';
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import type {
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ReactNativeBaseComponentViewConfig,
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ViewConfigGetter,
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} from './ReactNativeTypes';
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const invariant = require('fbjs/lib/invariant');
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// Event configs
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const customBubblingEventTypes = {};
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const customDirectEventTypes = {};
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const eventTypes = {};
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exports.customBubblingEventTypes = customBubblingEventTypes;
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exports.customDirectEventTypes = customDirectEventTypes;
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exports.eventTypes = eventTypes;
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const viewConfigCallbacks = new Map();
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const viewConfigs = new Map();
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function processEventTypes(
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viewConfig: ReactNativeBaseComponentViewConfig<>,
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): void {
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const {bubblingEventTypes, directEventTypes} = viewConfig;
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if (__DEV__) {
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if (bubblingEventTypes != null && directEventTypes != null) {
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for (const topLevelType in directEventTypes) {
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invariant(
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bubblingEventTypes[topLevelType] == null,
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'Event cannot be both direct and bubbling: %s',
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topLevelType,
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);
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}
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}
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}
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if (bubblingEventTypes != null) {
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for (const topLevelType in bubblingEventTypes) {
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if (customBubblingEventTypes[topLevelType] == null) {
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eventTypes[topLevelType] = customBubblingEventTypes[topLevelType] =
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bubblingEventTypes[topLevelType];
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}
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}
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}
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if (directEventTypes != null) {
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for (const topLevelType in directEventTypes) {
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if (customDirectEventTypes[topLevelType] == null) {
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eventTypes[topLevelType] = customDirectEventTypes[topLevelType] =
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directEventTypes[topLevelType];
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}
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}
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}
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}
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/**
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* Registers a native view/component by name.
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* A callback is provided to load the view config from UIManager.
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* The callback is deferred until the view is actually rendered.
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* This is done to avoid causing Prepack deopts.
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*/
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exports.register = function(name: string, callback: ViewConfigGetter): string {
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invariant(
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!viewConfigCallbacks.has(name),
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'Tried to register two views with the same name %s',
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name,
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);
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viewConfigCallbacks.set(name, callback);
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return name;
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};
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/**
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* Retrieves a config for the specified view.
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* If this is the first time the view has been used,
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* This configuration will be lazy-loaded from UIManager.
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*/
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exports.get = function(name: string): ReactNativeBaseComponentViewConfig<> {
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let viewConfig;
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if (!viewConfigs.has(name)) {
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const callback = viewConfigCallbacks.get(name);
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invariant(
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typeof callback === 'function',
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'View config not found for name %s',
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name,
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);
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viewConfigCallbacks.set(name, null);
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viewConfig = callback();
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processEventTypes(viewConfig);
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viewConfigs.set(name, viewConfig);
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} else {
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viewConfig = viewConfigs.get(name);
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}
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invariant(viewConfig, 'View config not found for name %s', name);
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return viewConfig;
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};
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