/
utils.browser.ts
42 lines (38 loc) · 1.09 KB
/
utils.browser.ts
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
/**
* Convert a Browser Blob object into ArrayBuffer.
*
* @export
* @param {Blob} blob
* @returns {Promise<ArrayBuffer>}
*/
export async function blobToArrayBuffer(blob: Blob): Promise<ArrayBuffer> {
const fileReader = new FileReader();
return new Promise<ArrayBuffer>((resolve, reject) => {
fileReader.onloadend = (ev: any) => {
resolve(ev.target!.result);
};
fileReader.onerror = reject;
fileReader.readAsArrayBuffer(blob);
});
}
/**
* Convert a Browser Blob object into string.
*
* @export
* @param {Blob} blob
* @returns {Promise<ArrayBuffer>}
*/
export async function blobToString(blob: Blob): Promise<string> {
const fileReader = new FileReader();
return new Promise<string>((resolve, reject) => {
fileReader.onloadend = (ev: any) => {
resolve(ev.target!.result);
};
fileReader.onerror = reject;
fileReader.readAsText(blob);
});
}
export const fsStat = function stat() {};
export const fsCreateReadStream = function createReadStream() {};