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xplat/js/tools/metro/packages/metro-resolver/src/PackageResolve.js #58801

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16 changes: 8 additions & 8 deletions packages/react-native/Libraries/Utilities/binaryToBase64.js
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Original file line number Diff line number Diff line change
Expand Up @@ -13,18 +13,18 @@
const base64 = require('base64-js');

function binaryToBase64(data: ArrayBuffer | $ArrayBufferView): string {
if (data instanceof ArrayBuffer) {
// $FlowFixMe[reassign-const]
data = new Uint8Array(data);
let dataView = data;
if (dataView instanceof ArrayBuffer) {
dataView = new Uint8Array(dataView);
}
if (data instanceof Uint8Array) {
return base64.fromByteArray(data);
if (dataView instanceof Uint8Array) {
return base64.fromByteArray(dataView);
}
if (!ArrayBuffer.isView(data)) {
if (!ArrayBuffer.isView(dataView)) {
throw new Error('data must be ArrayBuffer or typed array');
}
// Already checked that `data` is `DataView` in `ArrayBuffer.isView(data)`
const {buffer, byteOffset, byteLength}: DataView = data as $FlowFixMe;
// Already checked that `dataView` is `DataView` in `ArrayBuffer.isView(dataView)`
const {buffer, byteOffset, byteLength}: DataView = dataView as $FlowFixMe;
return base64.fromByteArray(new Uint8Array(buffer, byteOffset, byteLength));
}

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