ts-mls/dist/src/util/byteArray.js

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export function bytesToArrayBuffer(b) {
    if (b.buffer instanceof ArrayBuffer) {
        if (b.byteOffset === 0 && b.byteLength === b.buffer.byteLength) {
            return b.buffer;
        }
        return b.buffer.slice(b.byteOffset, b.byteOffset + b.byteLength);
    }
    else {
        const ab = new ArrayBuffer(b.byteLength);
        const arr = new Uint8Array(ab);
        arr.set(b, 0);
        return ab;
    }
}
export function toBufferSource(b) {
    if (b.buffer instanceof ArrayBuffer)
        return b;
    const ab = new ArrayBuffer(b.byteLength);
    const arr = new Uint8Array(ab);
    arr.set(b, 0);
    return ab;
}
export function bytesToBase64(bytes) {
    if (typeof Buffer !== "undefined") {
        return Buffer.from(bytes).toString("base64");
    }
    else {
        let binary = "";
        bytes.forEach((b) => (binary += String.fromCharCode(b)));
        return globalThis.btoa(binary);
    }
}
export function base64ToBytes(base64) {
    if (typeof Buffer !== "undefined") {
        return Uint8Array.from(Buffer.from(base64, "base64"));
    }
    else {
        const binary = globalThis.atob(base64);
        const bytes = new Uint8Array(binary.length);
        for (let i = 0; i < binary.length; i++) {
            bytes[i] = binary.charCodeAt(i);
        }
        return bytes;
    }
}
export function concatUint8Arrays(a, b) {
    const result = new Uint8Array(a.length + b.length);
    result.set(a, 0);
    result.set(b, a.length);
    return result;
}
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