data-uri-to-buffer/dist/node.js

Create an ArrayBuffer instance from a Data URI string

import { makeDataUriToBuffer } from './common.js';
function nodeBuffertoArrayBuffer(nodeBuf) {
    if (nodeBuf.byteLength === nodeBuf.buffer.byteLength) {
        return nodeBuf.buffer; // large strings may get their own memory allocation
    }
    const buffer = new ArrayBuffer(nodeBuf.byteLength);
    const view = new Uint8Array(buffer);
    view.set(nodeBuf);
    return buffer;
}
function base64ToArrayBuffer(base64) {
    return nodeBuffertoArrayBuffer(Buffer.from(base64, 'base64'));
}
function stringToBuffer(str) {
    return nodeBuffertoArrayBuffer(Buffer.from(str, 'ascii'));
}
/**
 * Returns a `Buffer` instance from the given data URI `uri`.
 *
 * @param {String} uri Data URI to turn into a Buffer instance
 */
export const dataUriToBuffer = makeDataUriToBuffer({
    stringToBuffer,
    base64ToArrayBuffer,
});
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