react-native-reanimated
Version:
More powerful alternative to Animated library for React Native.
46 lines (45 loc) • 1.93 kB
JavaScript
/* eslint-disable camelcase */
;
import { ReanimatedError } from '../common';
function findHostInstanceFastPath(maybeNativeRef) {
if (!maybeNativeRef) {
return undefined;
}
if (maybeNativeRef.__internalInstanceHandle && maybeNativeRef.__nativeTag && maybeNativeRef._viewConfig) {
return maybeNativeRef;
}
// That means it’s a ref to a non-native component, and it’s necessary
// to call `findHostInstance_DEPRECATED` on them.
return undefined;
}
function resolveFindHostInstance_DEPRECATED() {
if (findHostInstance_DEPRECATED !== undefined) {
return;
}
try {
// eslint-disable-next-line @typescript-eslint/no-require-imports, @typescript-eslint/no-var-requires
const ReactFabric = require('react-native/Libraries/Renderer/shims/ReactFabric');
// Since RN 0.77 ReactFabric exports findHostInstance_DEPRECATED in default object so we're trying to
// access it first, then fallback on named export
findHostInstance_DEPRECATED = ReactFabric?.default?.findHostInstance_DEPRECATED ?? ReactFabric?.findHostInstance_DEPRECATED;
} catch (_e) {
throw new ReanimatedError('Failed to resolve findHostInstance_DEPRECATED');
}
}
let findHostInstance_DEPRECATED;
export function findHostInstance(ref) {
// Fast path for native refs
const hostInstance = findHostInstanceFastPath(ref._componentRef);
if (hostInstance !== undefined) {
return hostInstance;
}
resolveFindHostInstance_DEPRECATED();
/*
The Fabric implementation of `findHostInstance_DEPRECATED` requires a React ref as an argument
rather than a native ref. If a component implements the `getAnimatableRef` method, it must use
the ref provided by this method. It is the component's responsibility to ensure that this is
a valid React ref.
*/
return findHostInstance_DEPRECATED(ref._hasAnimatedRef ? ref._componentRef : ref);
}
//# sourceMappingURL=findHostInstance.js.map