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// Copyright (c) 2026 Cloudflare, Inc.
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// Licensed under the Apache 2.0 license found in the LICENSE file or at:
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//     https://opensource.org/licenses/Apache-2.0
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// Type definitions for c++ implementation
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interface CompareOptions {
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  aStart?: number;
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  aEnd?: number;
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  bStart?: number;
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  bEnd?: number;
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}
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type BufferSource = ArrayBufferView | ArrayBuffer;
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export type Encoding = number;
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export function byteLength(value: string): number;
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export function compare(
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  a: Uint8Array,
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  b: Uint8Array,
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  options?: CompareOptions
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): number;
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export function concat(list: Uint8Array[], length: number): Uint8Array;
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export function decodeString(value: string, encoding: Encoding): Uint8Array;
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export function fillImpl(
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  buffer: Uint8Array,
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  value: string | BufferSource,
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  start: number,
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  end: number,
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  encoding?: Encoding
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): void;
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export function indexOf(
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  buffer: Uint8Array,
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  value: string | Uint8Array,
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  byteOffset?: number,
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  encoding?: Encoding,
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  findLast?: boolean
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): number | undefined;
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export function swap(buffer: Uint8Array, size: 16 | 32 | 64): void;
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export function toString(
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  buffer: Uint8Array,
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  start: number,
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  end: number,
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  encoding: Encoding
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): string;
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export function write(
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  buffer: Uint8Array,
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  value: string,
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  offset: number,
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  length: number,
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  encoding: Encoding
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): void;
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export function decode(buffer: Uint8Array, state: Uint8Array): string;
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export function flush(state: Uint8Array): string;
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export function isAscii(value: ArrayBufferView): boolean;
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export function isUtf8(value: ArrayBufferView): boolean;
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export function transcode(
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  source: ArrayBufferView,
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  fromEncoding: Encoding,
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  toEncoding: Encoding
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): Uint8Array;
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export const ASCII: Encoding;
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export const LATIN1: Encoding;
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export const UTF8: Encoding;
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export const UTF16LE: Encoding;
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export const BASE64: Encoding;
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export const BASE64URL: Encoding;
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export const HEX: Encoding;