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- import { isBufferSource, toUint8Array, toView } from "./buffer-source.js";
- export function concatToUint8Array(buffers) {
- const views = [];
- let length = 0;
- for (const buffer of buffers) {
- const view = toUint8Array(buffer);
- views.push(view);
- length += view.byteLength;
- }
- const result = new Uint8Array(length);
- let offset = 0;
- for (const view of views) {
- result.set(view, offset);
- offset += view.byteLength;
- }
- return result;
- }
- export function concat(first, second, ...rest) {
- let buffers;
- let type;
- if (typeof second === "function") {
- buffers = Array.from(first);
- type = second;
- }
- else if (isBufferSource(first)) {
- buffers = [first, second, ...rest].filter(isBufferSource);
- }
- else {
- buffers = Array.from(first);
- if (second) {
- buffers.push(second);
- }
- buffers.push(...rest);
- }
- const bytes = concatToUint8Array(buffers);
- return type ? toView(bytes, type) : bytes.buffer;
- }
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