convertToBuffer.js•770 B
// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
import { fromUtf8 as fromUtf8Browser } from "@smithy/util-utf8";
// Quick polyfill
var fromUtf8 = typeof Buffer !== "undefined" && Buffer.from
? function (input) { return Buffer.from(input, "utf8"); }
: fromUtf8Browser;
export function convertToBuffer(data) {
// Already a Uint8, do nothing
if (data instanceof Uint8Array)
return data;
if (typeof data === "string") {
return fromUtf8(data);
}
if (ArrayBuffer.isView(data)) {
return new Uint8Array(data.buffer, data.byteOffset, data.byteLength / Uint8Array.BYTES_PER_ELEMENT);
}
return new Uint8Array(data);
}
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