Files
react-native/Libraries/Utilities/codegenNativeComponent.js
T
Michael Bolin cf44650b3f Upgrade Prettier from 1.17 to 2.0.2.
Summary:
This gets us on the latest Prettier 2.x:
https://prettier.io/blog/2020/03/21/2.0.0.html

Notably, this adds support for TypeScript 3.8,
which introduces new syntax, such as `import type`.

Reviewed By: zertosh

Differential Revision: D20636268

fbshipit-source-id: fca5833d003804333a05ba16325bbbe0e06d6c8a
2020-03-24 20:24:47 -07:00

65 lines
2.0 KiB
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @flow
*/
// TODO: move this file to shims/ReactNative (requires React update and sync)
'use strict';
import requireNativeComponent from '../../Libraries/ReactNative/requireNativeComponent';
import type {HostComponent} from '../../Libraries/Renderer/shims/ReactNativeTypes';
import UIManager from '../ReactNative/UIManager';
// TODO: import from CodegenSchema once workspaces are enabled
type Options = $ReadOnly<{|
interfaceOnly?: boolean,
paperComponentName?: string,
paperComponentNameDeprecated?: string,
excludedPlatform?: 'iOS' | 'android',
|}>;
export type NativeComponentType<T> = HostComponent<T>;
function codegenNativeComponent<Props>(
componentName: string,
options?: Options,
): NativeComponentType<Props> {
let componentNameInUse =
options && options.paperComponentName
? options.paperComponentName
: componentName;
if (options != null && options.paperComponentNameDeprecated != null) {
if (UIManager.getViewManagerConfig(componentName)) {
componentNameInUse = componentName;
} else if (
options.paperComponentNameDeprecated != null &&
UIManager.getViewManagerConfig(options.paperComponentNameDeprecated)
) {
componentNameInUse = options.paperComponentNameDeprecated;
} else {
throw new Error(
`Failed to find native component for either ${componentName} or ${
options.paperComponentNameDeprecated || '(unknown)'
}`,
);
}
}
// If this function is run at runtime then that means the view configs were not
// generated with the view config babel plugin, so we need to require the native component.
//
// This will be useful during migration, but eventually this will error.
return (requireNativeComponent<Props>(
componentNameInUse,
): HostComponent<Props>);
}
export default codegenNativeComponent;