FM / node

/home/techb158/balavpn.abdallabala.com/node_modules/@types/node/

/home/techb158/balavpn.abdallabala.com/node_modules/@types/node

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Edit: /home/techb158/balavpn.abdallabala.com/node_modules/@types/node/buffer.d.ts (81152B)

declare module "node:buffer" {
    import { ReadableStream } from "node:stream/web";
    /**
     * This function returns `true` if `input` contains only valid UTF-8-encoded data,
     * including the case in which `input` is empty.
     *
     * Throws if the `input` is a detached array buffer.
     * @since v19.4.0, v18.14.0
     * @param input The input to validate.
     */
    export function isUtf8(input: ArrayBuffer | NodeJS.TypedArray): boolean;
    /**
     * This function returns `true` if `input` contains only valid ASCII-encoded data,
     * including the case in which `input` is empty.
     *
     * Throws if the `input` is a detached array buffer.
     * @since v19.6.0, v18.15.0
     * @param input The input to validate.
     */
    export function isAscii(input: ArrayBuffer | NodeJS.TypedArray): boolean;
    export let INSPECT_MAX_BYTES: number;
    export const kMaxLength: number;
    export const kStringMaxLength: number;
    export const constants: {
        MAX_LENGTH: number;
        MAX_STRING_LENGTH: number;
    };
    export type TranscodeEncoding =
        | "ascii"
        | "utf8"
        | "utf-8"
        | "utf16le"
        | "utf-16le"
        | "ucs2"
        | "ucs-2"
        | "latin1"
        | "binary";
    /**
     * Re-encodes the given `Buffer` or `Uint8Array` instance from one character
     * encoding to another. Returns a new `Buffer` instance.
     *
     * Throws if the `fromEnc` or `toEnc` specify invalid character encodings or if
     * conversion from `fromEnc` to `toEnc` is not permitted.
     *
     * Encodings supported by `buffer.transcode()` are: `'ascii'`, `'utf8'`, `'utf16le'`, `'ucs2'`, `'latin1'`, and `'binary'`.
     *
     * The transcoding process will use substitution characters if a given byte
     * sequence cannot be adequately represented in the target encoding. For instance:
     *
     * ```js
     * import { Buffer, transcode } from 'node:buffer';
     *
     * const newBuf = transcode(Buffer.from('€'), 'utf8', 'ascii');
     * console.log(newBuf.toString('ascii'));
     * // Prints: '?'
     * ```
     *
     * Because the Euro (`€`) sign is not representable in US-ASCII, it is replaced
     * with `?` in the transcoded `Buffer`.
     * @since v7.1.0
     * @param source A `Buffer` or `Uint8Array` instance.
     * @param fromEnc The current encoding.
     * @param toEnc To target encoding.
     */
    export function transcode(
        source: Uint8Array,
        fromEnc: TranscodeEncoding,
        toEnc: TranscodeEncoding,
    ): NonSharedBuffer;
    /**
     * Resolves a `'blob:nodedata:...'` an associated `Blob` object registered using
     * a prior call to `URL.createObjectURL()`.
     * @since v16.7.0
     * @param id A `'blob:nodedata:...` URL string returned by a prior call to `URL.createObjectURL()`.
     */
    export function resolveObjectURL(id: string): Blob | undefined;
    export { type AllowSharedBuffer, Buffer, type NonSharedBuffer };
    export type WithImplicitCoercion<T> =
        | T
        | { valueOf(): T }
        | (T extends string ? { [Symbol.toPrimitive](hint: "string"): T } : never);
    global {
        namespace NodeJS {
            export { BufferEncoding };
        }
        // Buffer class
        type BufferEncoding =
            | "ascii"
            | "utf8"
            | "utf-8"
            | "utf16le"
            | "utf-16le"
            | "ucs2"
            | "ucs-2"
            | "base64"
            | "base64url"
            | "latin1"
            | "binary"
            | "hex";
        /**
         * Raw data is stored in instances of the Buffer class.
         * A Buffer is similar to an array of integers but corresponds to a raw memory allocation outside the V8 heap.  A Buffer cannot be resized.
         * Valid string encodings: 'ascii'|'utf8'|'utf16le'|'ucs2'(alias of 'utf16le')|'base64'|'base64url'|'binary'(deprecated)|'hex'
         */
        interface BufferConstructor {
            // see buffer.buffer.d.ts for implementation specific to TypeScript 5.7 and later
            // see ts5.6/buffer.buffer.d.ts for implementation specific to TypeScript 5.6 and earlier

/**
             * Returns `true` if `obj` is a `Buffer`, `false` otherwise.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * Buffer.isBuffer(Buffer.alloc(10)); // true
             * Buffer.isBuffer(Buffer.from('foo')); // true
             * Buffer.isBuffer('a string'); // false
             * Buffer.isBuffer([]); // false
             * Buffer.isBuffer(new Uint8Array(1024)); // false
             * ```
             * @since v0.1.101
             */
            isBuffer(obj: any): obj is Buffer;
            /**
             * Returns `true` if `encoding` is the name of a supported character encoding,
             * or `false` otherwise.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * console.log(Buffer.isEncoding('utf8'));
             * // Prints: true
             *
             * console.log(Buffer.isEncoding('hex'));
             * // Prints: true
             *
             * console.log(Buffer.isEncoding('utf/8'));
             * // Prints: false
             *
             * console.log(Buffer.isEncoding(''));
             * // Prints: false
             * ```
             * @since v0.9.1
             * @param encoding A character encoding name to check.
             */
            isEncoding(encoding: string): encoding is BufferEncoding;
            /**
             * Returns the byte length of a string when encoded using `encoding`.
             * This is not the same as [`String.prototype.length`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/length), which does not account
             * for the encoding that is used to convert the string into bytes.
             *
             * For `'base64'`, `'base64url'`, and `'hex'`, this function assumes valid input.
             * For strings that contain non-base64/hex-encoded data (e.g. whitespace), the
             * return value might be greater than the length of a `Buffer` created from the
             * string.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const str = '\u00bd + \u00bc = \u00be';
             *
             * console.log(`${str}: ${str.length} characters, ` +
             *             `${Buffer.byteLength(str, 'utf8')} bytes`);
             * // Prints: ½ + ¼ = ¾: 9 characters, 12 bytes
             * ```
             *
             * When `string` is a
             * `Buffer`/[`DataView`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/DataView)/[`TypedArray`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/-
             * Reference/Global_Objects/TypedArray)/[`ArrayBuffer`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer)/[`SharedArrayBuffer`](https://develop-
             * er.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer), the byte length as reported by `.byteLength`is returned.
             * @since v0.1.90
             * @param string A value to calculate the length of.
             * @param [encoding='utf8'] If `string` is a string, this is its encoding.
             * @return The number of bytes contained within `string`.
             */
            byteLength(
                string: string | NodeJS.ArrayBufferView | ArrayBufferLike,
                encoding?: BufferEncoding,
            ): number;
            /**
             * Compares `buf1` to `buf2`, typically for the purpose of sorting arrays of `Buffer` instances. This is equivalent to calling `buf1.compare(buf2)`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.from('1234');
             * const buf2 = Buffer.from('0123');
             * const arr = [buf1, buf2];
             *
             * console.log(arr.sort(Buffer.compare));
             * // Prints: [ <Buffer 30 31 32 33>, <Buffer 31 32 33 34> ]
             * // (This result is equal to: [buf2, buf1].)
             * ```
             * @since v0.11.13
             * @return Either `-1`, `0`, or `1`, depending on the result of the comparison. See `compare` for details.
             */
            compare(buf1: Uint8Array, buf2: Uint8Array): -1 | 0 | 1;
            /**
             * This is the size (in bytes) of pre-allocated internal `Buffer` instances used
             * for pooling. This value may be modified.
             * @since v0.11.3
             */
            poolSize: number;
        }
        interface Buffer {
            // see buffer.buffer.d.ts for implementation specific to TypeScript 5.7 and later
            // see ts5.6/buffer.buffer.d.ts for implementation specific to TypeScript 5.6 and earlier

/**
             * Writes `string` to `buf` at `offset` according to the character encoding in`encoding`. The `length` parameter is the number of bytes to write. If `buf` did
             * not contain enough space to fit the entire string, only part of `string` will be
             * written. However, partially encoded characters will not be written.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.alloc(256);
             *
             * const len = buf.write('\u00bd + \u00bc = \u00be', 0);
             *
             * console.log(`${len} bytes: ${buf.toString('utf8', 0, len)}`);
             * // Prints: 12 bytes: ½ + ¼ = ¾
             *
             * const buffer = Buffer.alloc(10);
             *
             * const length = buffer.write('abcd', 8);
             *
             * console.log(`${length} bytes: ${buffer.toString('utf8', 8, 10)}`);
             * // Prints: 2 bytes : ab
             * ```
             * @since v0.1.90
             * @param string String to write to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write `string`.
             * @param [length=buf.length - offset] Maximum number of bytes to write (written bytes will not exceed `buf.length - offset`).
             * @param [encoding='utf8'] The character encoding of `string`.
             * @return Number of bytes written.
             */
            write(string: string, encoding?: BufferEncoding): number;
            write(string: string, offset: number, encoding?: BufferEncoding): number;
            write(string: string, offset: number, length: number, encoding?: BufferEncoding): number;
            /**
             * Decodes `buf` to a string according to the specified character encoding in`encoding`. `start` and `end` may be passed to decode only a subset of `buf`.
             *
             * If `encoding` is `'utf8'` and a byte sequence in the input is not valid UTF-8,
             * then each invalid byte is replaced with the replacement character `U+FFFD`.
             *
             * The maximum length of a string instance (in UTF-16 code units) is available
             * as {@link constants.MAX_STRING_LENGTH}.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.allocUnsafe(26);
             *
             * for (let i = 0; i < 26; i++) {
             *   // 97 is the decimal ASCII value for 'a'.
             *   buf1[i] = i + 97;
             * }
             *
             * console.log(buf1.toString('utf8'));
             * // Prints: abcdefghijklmnopqrstuvwxyz
             * console.log(buf1.toString('utf8', 0, 5));
             * // Prints: abcde
             *
             * const buf2 = Buffer.from('tést');
             *
             * console.log(buf2.toString('hex'));
             * // Prints: 74c3a97374
             * console.log(buf2.toString('utf8', 0, 3));
             * // Prints: té
             * console.log(buf2.toString(undefined, 0, 3));
             * // Prints: té
             * ```
             * @since v0.1.90
             * @param [encoding='utf8'] The character encoding to use.
             * @param [start=0] The byte offset to start decoding at.
             * @param [end=buf.length] The byte offset to stop decoding at (not inclusive).
             */
            toString(encoding?: BufferEncoding, start?: number, end?: number): string;
            /**
             * Returns a JSON representation of `buf`. [`JSON.stringify()`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/stringify) implicitly calls
             * this function when stringifying a `Buffer` instance.
             *
             * `Buffer.from()` accepts objects in the format returned from this method.
             * In particular, `Buffer.from(buf.toJSON())` works like `Buffer.from(buf)`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x1, 0x2, 0x3, 0x4, 0x5]);
             * const json = JSON.stringify(buf);
             *
             * console.log(json);
             * // Prints: {"type":"Buffer","data":[1,2,3,4,5]}
             *
             * const copy = JSON.parse(json, (key, value) => {
             *   return value &#x26;&#x26; value.type === 'Buffer' ?
             *     Buffer.from(value) :
             *     value;
             * });
             *
             * console.log(copy);
             * // Prints: <Buffer 01 02 03 04 05>
             * ```
             * @since v0.9.2
             */
            toJSON(): {
                type: "Buffer";
                data: number[];
            };
            /**
             * Returns `true` if both `buf` and `otherBuffer` have exactly the same bytes,`false` otherwise. Equivalent to `buf.compare(otherBuffer) === 0`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.from('ABC');
             * const buf2 = Buffer.from('414243', 'hex');
             * const buf3 = Buffer.from('ABCD');
             *
             * console.log(buf1.equals(buf2));
             * // Prints: true
             * console.log(buf1.equals(buf3));
             * // Prints: false
             * ```
             * @since v0.11.13
             * @param otherBuffer A `Buffer` or {@link Uint8Array} with which to compare `buf`.
             */
            equals(otherBuffer: Uint8Array): boolean;
            /**
             * Compares `buf` with `target` and returns a number indicating whether `buf`comes before, after, or is the same as `target` in sort order.
             * Comparison is based on the actual sequence of bytes in each `Buffer`.
             *
             * * `0` is returned if `target` is the same as `buf`
             * * `1` is returned if `target` should come _before_`buf` when sorted.
             * * `-1` is returned if `target` should come _after_`buf` when sorted.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.from('ABC');
             * const buf2 = Buffer.from('BCD');
             * const buf3 = Buffer.from('ABCD');
             *
             * console.log(buf1.compare(buf1));
             * // Prints: 0
             * console.log(buf1.compare(buf2));
             * // Prints: -1
             * console.log(buf1.compare(buf3));
             * // Prints: -1
             * console.log(buf2.compare(buf1));
             * // Prints: 1
             * console.log(buf2.compare(buf3));
             * // Prints: 1
             * console.log([buf1, buf2, buf3].sort(Buffer.compare));
             * // Prints: [ <Buffer 41 42 43>, <Buffer 41 42 43 44>, <Buffer 42 43 44> ]
             * // (This result is equal to: [buf1, buf3, buf2].)
             * ```
             *
             * The optional `targetStart`, `targetEnd`, `sourceStart`, and `sourceEnd` arguments can be used to limit the comparison to specific ranges within `target` and `buf` respectively.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.from([1, 2, 3, 4, 5, 6, 7, 8, 9]);
             * const buf2 = Buffer.from([5, 6, 7, 8, 9, 1, 2, 3, 4]);
             *
             * console.log(buf1.compare(buf2, 5, 9, 0, 4));
             * // Prints: 0
             * console.log(buf1.compare(buf2, 0, 6, 4));
             * // Prints: -1
             * console.log(buf1.compare(buf2, 5, 6, 5));
             * // Prints: 1
             * ```
             *
             * `ERR_OUT_OF_RANGE` is thrown if `targetStart < 0`, `sourceStart < 0`, `targetEnd > target.byteLength`, or `sourceEnd > source.byteLength`.
             * @since v0.11.13
             * @param target A `Buffer` or {@link Uint8Array} with which to compare `buf`.
             * @param [targetStart=0] The offset within `target` at which to begin comparison.
             * @param [targetEnd=target.length] The offset within `target` at which to end comparison (not inclusive).
             * @param [sourceStart=0] The offset within `buf` at which to begin comparison.
             * @param [sourceEnd=buf.length] The offset within `buf` at which to end comparison (not inclusive).
             */
            compare(
                target: Uint8Array,
                targetStart?: number,
                targetEnd?: number,
                sourceStart?: number,
                sourceEnd?: number,
            ): -1 | 0 | 1;
            /**
             * Copies data from a region of `buf` to a region in `target`, even if the `target`memory region overlaps with `buf`.
             *
             * [`TypedArray.prototype.set()`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypedArray/set) performs the same operation, and is available
             * for all TypedArrays, including Node.js `Buffer`s, although it takes
             * different function arguments.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * // Create two `Buffer` instances.
             * const buf1 = Buffer.allocUnsafe(26);
             * const buf2 = Buffer.allocUnsafe(26).fill('!');
             *
             * for (let i = 0; i < 26; i++) {
             *   // 97 is the decimal ASCII value for 'a'.
             *   buf1[i] = i + 97;
             * }
             *
             * // Copy `buf1` bytes 16 through 19 into `buf2` starting at byte 8 of `buf2`.
             * buf1.copy(buf2, 8, 16, 20);
             * // This is equivalent to:
             * // buf2.set(buf1.subarray(16, 20), 8);
             *
             * console.log(buf2.toString('ascii', 0, 25));
             * // Prints: !!!!!!!!qrst!!!!!!!!!!!!!
             * ```
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * // Create a `Buffer` and copy data from one region to an overlapping region
             * // within the same `Buffer`.
             *
             * const buf = Buffer.allocUnsafe(26);
             *
             * for (let i = 0; i < 26; i++) {
             *   // 97 is the decimal ASCII value for 'a'.
             *   buf[i] = i + 97;
             * }
             *
             * buf.copy(buf, 0, 4, 10);
             *
             * console.log(buf.toString());
             * // Prints: efghijghijklmnopqrstuvwxyz
             * ```
             * @since v0.1.90
             * @param target A `Buffer` or {@link Uint8Array} to copy into.
             * @param [targetStart=0] The offset within `target` at which to begin writing.
             * @param [sourceStart=0] The offset within `buf` from which to begin copying.
             * @param [sourceEnd=buf.length] The offset within `buf` at which to stop copying (not inclusive).
             * @return The number of bytes copied.
             */
            copy(target: Uint8Array, targetStart?: number, sourceStart?: number, sourceEnd?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian.
             *
             * `value` is interpreted and written as a two's complement signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(8);
             *
             * buf.writeBigInt64BE(0x0102030405060708n, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 01 02 03 04 05 06 07 08>
             * ```
             * @since v12.0.0, v10.20.0
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy: `0 <= offset <= buf.length - 8`.
             * @return `offset` plus the number of bytes written.
             */
            writeBigInt64BE(value: bigint, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian.
             *
             * `value` is interpreted and written as a two's complement signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(8);
             *
             * buf.writeBigInt64LE(0x0102030405060708n, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 08 07 06 05 04 03 02 01>
             * ```
             * @since v12.0.0, v10.20.0
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy: `0 <= offset <= buf.length - 8`.
             * @return `offset` plus the number of bytes written.
             */
            writeBigInt64LE(value: bigint, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian.
             *
             * This function is also available under the `writeBigUint64BE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(8);
             *
             * buf.writeBigUInt64BE(0xdecafafecacefaden, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer de ca fa fe ca ce fa de>
             * ```
             * @since v12.0.0, v10.20.0
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy: `0 <= offset <= buf.length - 8`.
             * @return `offset` plus the number of bytes written.
             */
            writeBigUInt64BE(value: bigint, offset?: number): number;
            /**
             * @alias Buffer.writeBigUInt64BE
             * @since v14.10.0, v12.19.0
             */
            writeBigUint64BE(value: bigint, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(8);
             *
             * buf.writeBigUInt64LE(0xdecafafecacefaden, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer de fa ce ca fe fa ca de>
             * ```
             *
             * This function is also available under the `writeBigUint64LE` alias.
             * @since v12.0.0, v10.20.0
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy: `0 <= offset <= buf.length - 8`.
             * @return `offset` plus the number of bytes written.
             */
            writeBigUInt64LE(value: bigint, offset?: number): number;
            /**
             * @alias Buffer.writeBigUInt64LE
             * @since v14.10.0, v12.19.0
             */
            writeBigUint64LE(value: bigint, offset?: number): number;
            /**
             * Writes `byteLength` bytes of `value` to `buf` at the specified `offset`as little-endian. Supports up to 48 bits of accuracy. Behavior is undefined
             * when `value` is anything other than an unsigned integer.
             *
             * This function is also available under the `writeUintLE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(6);
             *
             * buf.writeUIntLE(0x1234567890ab, 0, 6);
             *
             * console.log(buf);
             * // Prints: <Buffer ab 90 78 56 34 12>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param offset Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to write. Must satisfy `0 < byteLength <= 6`.
             * @return `offset` plus the number of bytes written.
             */
            writeUIntLE(value: number, offset: number, byteLength: number): number;
            /**
             * @alias Buffer.writeUIntLE
             * @since v14.9.0, v12.19.0
             */
            writeUintLE(value: number, offset: number, byteLength: number): number;
            /**
             * Writes `byteLength` bytes of `value` to `buf` at the specified `offset`as big-endian. Supports up to 48 bits of accuracy. Behavior is undefined
             * when `value` is anything other than an unsigned integer.
             *
             * This function is also available under the `writeUintBE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(6);
             *
             * buf.writeUIntBE(0x1234567890ab, 0, 6);
             *
             * console.log(buf);
             * // Prints: <Buffer 12 34 56 78 90 ab>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param offset Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to write. Must satisfy `0 < byteLength <= 6`.
             * @return `offset` plus the number of bytes written.
             */
            writeUIntBE(value: number, offset: number, byteLength: number): number;
            /**
             * @alias Buffer.writeUIntBE
             * @since v14.9.0, v12.19.0
             */
            writeUintBE(value: number, offset: number, byteLength: number): number;
            /**
             * Writes `byteLength` bytes of `value` to `buf` at the specified `offset`as little-endian. Supports up to 48 bits of accuracy. Behavior is undefined
             * when `value` is anything other than a signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(6);
             *
             * buf.writeIntLE(0x1234567890ab, 0, 6);
             *
             * console.log(buf);
             * // Prints: <Buffer ab 90 78 56 34 12>
             * ```
             * @since v0.11.15
             * @param value Number to be written to `buf`.
             * @param offset Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to write. Must satisfy `0 < byteLength <= 6`.
             * @return `offset` plus the number of bytes written.
             */
            writeIntLE(value: number, offset: number, byteLength: number): number;
            /**
             * Writes `byteLength` bytes of `value` to `buf` at the specified `offset`as big-endian. Supports up to 48 bits of accuracy. Behavior is undefined when`value` is anything other than a
             * signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(6);
             *
             * buf.writeIntBE(0x1234567890ab, 0, 6);
             *
             * console.log(buf);
             * // Prints: <Buffer 12 34 56 78 90 ab>
             * ```
             * @since v0.11.15
             * @param value Number to be written to `buf`.
             * @param offset Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to write. Must satisfy `0 < byteLength <= 6`.
             * @return `offset` plus the number of bytes written.
             */
            writeIntBE(value: number, offset: number, byteLength: number): number;
            /**
             * Reads an unsigned, big-endian 64-bit integer from `buf` at the specified`offset`.
             *
             * This function is also available under the `readBigUint64BE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff]);
             *
             * console.log(buf.readBigUInt64BE(0));
             * // Prints: 4294967295n
             * ```
             * @since v12.0.0, v10.20.0
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy: `0 <= offset <= buf.length - 8`.
             */
            readBigUInt64BE(offset?: number): bigint;
            /**
             * @alias Buffer.readBigUInt64BE
             * @since v14.10.0, v12.19.0
             */
            readBigUint64BE(offset?: number): bigint;
            /**
             * Reads an unsigned, little-endian 64-bit integer from `buf` at the specified`offset`.
             *
             * This function is also available under the `readBigUint64LE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff]);
             *
             * console.log(buf.readBigUInt64LE(0));
             * // Prints: 18446744069414584320n
             * ```
             * @since v12.0.0, v10.20.0
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy: `0 <= offset <= buf.length - 8`.
             */
            readBigUInt64LE(offset?: number): bigint;
            /**
             * @alias Buffer.readBigUInt64LE
             * @since v14.10.0, v12.19.0
             */
            readBigUint64LE(offset?: number): bigint;
            /**
             * Reads a signed, big-endian 64-bit integer from `buf` at the specified `offset`.
             *
             * Integers read from a `Buffer` are interpreted as two's complement signed
             * values.
             * @since v12.0.0, v10.20.0
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy: `0 <= offset <= buf.length - 8`.
             */
            readBigInt64BE(offset?: number): bigint;
            /**
             * Reads a signed, little-endian 64-bit integer from `buf` at the specified`offset`.
             *
             * Integers read from a `Buffer` are interpreted as two's complement signed
             * values.
             * @since v12.0.0, v10.20.0
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy: `0 <= offset <= buf.length - 8`.
             */
            readBigInt64LE(offset?: number): bigint;
            /**
             * Reads `byteLength` number of bytes from `buf` at the specified `offset` and interprets the result as an unsigned, little-endian integer supporting
             * up to 48 bits of accuracy.
             *
             * This function is also available under the `readUintLE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56, 0x78, 0x90, 0xab]);
             *
             * console.log(buf.readUIntLE(0, 6).toString(16));
             * // Prints: ab9078563412
             * ```
             * @since v0.11.15
             * @param offset Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to read. Must satisfy `0 < byteLength <= 6`.
             */
            readUIntLE(offset: number, byteLength: number): number;
            /**
             * @alias Buffer.readUIntLE
             * @since v14.9.0, v12.19.0
             */
            readUintLE(offset: number, byteLength: number): number;
            /**
             * Reads `byteLength` number of bytes from `buf` at the specified `offset` and interprets the result as an unsigned big-endian integer supporting
             * up to 48 bits of accuracy.
             *
             * This function is also available under the `readUintBE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56, 0x78, 0x90, 0xab]);
             *
             * console.log(buf.readUIntBE(0, 6).toString(16));
             * // Prints: 1234567890ab
             * console.log(buf.readUIntBE(1, 6).toString(16));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.11.15
             * @param offset Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to read. Must satisfy `0 < byteLength <= 6`.
             */
            readUIntBE(offset: number, byteLength: number): number;
            /**
             * @alias Buffer.readUIntBE
             * @since v14.9.0, v12.19.0
             */
            readUintBE(offset: number, byteLength: number): number;
            /**
             * Reads `byteLength` number of bytes from `buf` at the specified `offset` and interprets the result as a little-endian, two's complement signed value
             * supporting up to 48 bits of accuracy.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56, 0x78, 0x90, 0xab]);
             *
             * console.log(buf.readIntLE(0, 6).toString(16));
             * // Prints: -546f87a9cbee
             * ```
             * @since v0.11.15
             * @param offset Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to read. Must satisfy `0 < byteLength <= 6`.
             */
            readIntLE(offset: number, byteLength: number): number;
            /**
             * Reads `byteLength` number of bytes from `buf` at the specified `offset` and interprets the result as a big-endian, two's complement signed value
             * supporting up to 48 bits of accuracy.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56, 0x78, 0x90, 0xab]);
             *
             * console.log(buf.readIntBE(0, 6).toString(16));
             * // Prints: 1234567890ab
             * console.log(buf.readIntBE(1, 6).toString(16));
             * // Throws ERR_OUT_OF_RANGE.
             * console.log(buf.readIntBE(1, 0).toString(16));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.11.15
             * @param offset Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - byteLength`.
             * @param byteLength Number of bytes to read. Must satisfy `0 < byteLength <= 6`.
             */
            readIntBE(offset: number, byteLength: number): number;
            /**
             * Reads an unsigned 8-bit integer from `buf` at the specified `offset`.
             *
             * This function is also available under the `readUint8` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([1, -2]);
             *
             * console.log(buf.readUInt8(0));
             * // Prints: 1
             * console.log(buf.readUInt8(1));
             * // Prints: 254
             * console.log(buf.readUInt8(2));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.5.0
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 1`.
             */
            readUInt8(offset?: number): number;
            /**
             * @alias Buffer.readUInt8
             * @since v14.9.0, v12.19.0
             */
            readUint8(offset?: number): number;
            /**
             * Reads an unsigned, little-endian 16-bit integer from `buf` at the specified `offset`.
             *
             * This function is also available under the `readUint16LE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56]);
             *
             * console.log(buf.readUInt16LE(0).toString(16));
             * // Prints: 3412
             * console.log(buf.readUInt16LE(1).toString(16));
             * // Prints: 5634
             * console.log(buf.readUInt16LE(2).toString(16));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 2`.
             */
            readUInt16LE(offset?: number): number;
            /**
             * @alias Buffer.readUInt16LE
             * @since v14.9.0, v12.19.0
             */
            readUint16LE(offset?: number): number;
            /**
             * Reads an unsigned, big-endian 16-bit integer from `buf` at the specified`offset`.
             *
             * This function is also available under the `readUint16BE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56]);
             *
             * console.log(buf.readUInt16BE(0).toString(16));
             * // Prints: 1234
             * console.log(buf.readUInt16BE(1).toString(16));
             * // Prints: 3456
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 2`.
             */
            readUInt16BE(offset?: number): number;
            /**
             * @alias Buffer.readUInt16BE
             * @since v14.9.0, v12.19.0
             */
            readUint16BE(offset?: number): number;
            /**
             * Reads an unsigned, little-endian 32-bit integer from `buf` at the specified`offset`.
             *
             * This function is also available under the `readUint32LE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56, 0x78]);
             *
             * console.log(buf.readUInt32LE(0).toString(16));
             * // Prints: 78563412
             * console.log(buf.readUInt32LE(1).toString(16));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 4`.
             */
            readUInt32LE(offset?: number): number;
            /**
             * @alias Buffer.readUInt32LE
             * @since v14.9.0, v12.19.0
             */
            readUint32LE(offset?: number): number;
            /**
             * Reads an unsigned, big-endian 32-bit integer from `buf` at the specified`offset`.
             *
             * This function is also available under the `readUint32BE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0x12, 0x34, 0x56, 0x78]);
             *
             * console.log(buf.readUInt32BE(0).toString(16));
             * // Prints: 12345678
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 4`.
             */
            readUInt32BE(offset?: number): number;
            /**
             * @alias Buffer.readUInt32BE
             * @since v14.9.0, v12.19.0
             */
            readUint32BE(offset?: number): number;
            /**
             * Reads a signed 8-bit integer from `buf` at the specified `offset`.
             *
             * Integers read from a `Buffer` are interpreted as two's complement signed values.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([-1, 5]);
             *
             * console.log(buf.readInt8(0));
             * // Prints: -1
             * console.log(buf.readInt8(1));
             * // Prints: 5
             * console.log(buf.readInt8(2));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.5.0
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 1`.
             */
            readInt8(offset?: number): number;
            /**
             * Reads a signed, little-endian 16-bit integer from `buf` at the specified`offset`.
             *
             * Integers read from a `Buffer` are interpreted as two's complement signed values.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0, 5]);
             *
             * console.log(buf.readInt16LE(0));
             * // Prints: 1280
             * console.log(buf.readInt16LE(1));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 2`.
             */
            readInt16LE(offset?: number): number;
            /**
             * Reads a signed, big-endian 16-bit integer from `buf` at the specified `offset`.
             *
             * Integers read from a `Buffer` are interpreted as two's complement signed values.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0, 5]);
             *
             * console.log(buf.readInt16BE(0));
             * // Prints: 5
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 2`.
             */
            readInt16BE(offset?: number): number;
            /**
             * Reads a signed, little-endian 32-bit integer from `buf` at the specified`offset`.
             *
             * Integers read from a `Buffer` are interpreted as two's complement signed values.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0, 0, 0, 5]);
             *
             * console.log(buf.readInt32LE(0));
             * // Prints: 83886080
             * console.log(buf.readInt32LE(1));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 4`.
             */
            readInt32LE(offset?: number): number;
            /**
             * Reads a signed, big-endian 32-bit integer from `buf` at the specified `offset`.
             *
             * Integers read from a `Buffer` are interpreted as two's complement signed values.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([0, 0, 0, 5]);
             *
             * console.log(buf.readInt32BE(0));
             * // Prints: 5
             * ```
             * @since v0.5.5
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 4`.
             */
            readInt32BE(offset?: number): number;
            /**
             * Reads a 32-bit, little-endian float from `buf` at the specified `offset`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([1, 2, 3, 4]);
             *
             * console.log(buf.readFloatLE(0));
             * // Prints: 1.539989614439558e-36
             * console.log(buf.readFloatLE(1));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.11.15
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 4`.
             */
            readFloatLE(offset?: number): number;
            /**
             * Reads a 32-bit, big-endian float from `buf` at the specified `offset`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([1, 2, 3, 4]);
             *
             * console.log(buf.readFloatBE(0));
             * // Prints: 2.387939260590663e-38
             * ```
             * @since v0.11.15
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 4`.
             */
            readFloatBE(offset?: number): number;
            /**
             * Reads a 64-bit, little-endian double from `buf` at the specified `offset`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([1, 2, 3, 4, 5, 6, 7, 8]);
             *
             * console.log(buf.readDoubleLE(0));
             * // Prints: 5.447603722011605e-270
             * console.log(buf.readDoubleLE(1));
             * // Throws ERR_OUT_OF_RANGE.
             * ```
             * @since v0.11.15
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 8`.
             */
            readDoubleLE(offset?: number): number;
            /**
             * Reads a 64-bit, big-endian double from `buf` at the specified `offset`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from([1, 2, 3, 4, 5, 6, 7, 8]);
             *
             * console.log(buf.readDoubleBE(0));
             * // Prints: 8.20788039913184e-304
             * ```
             * @since v0.11.15
             * @param [offset=0] Number of bytes to skip before starting to read. Must satisfy `0 <= offset <= buf.length - 8`.
             */
            readDoubleBE(offset?: number): number;
            reverse(): this;
            /**
             * Interprets `buf` as an array of unsigned 16-bit integers and swaps the
             * byte order _in-place_. Throws `ERR_INVALID_BUFFER_SIZE` if `buf.length` is not a multiple of 2.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.from([0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8]);
             *
             * console.log(buf1);
             * // Prints: <Buffer 01 02 03 04 05 06 07 08>
             *
             * buf1.swap16();
             *
             * console.log(buf1);
             * // Prints: <Buffer 02 01 04 03 06 05 08 07>
             *
             * const buf2 = Buffer.from([0x1, 0x2, 0x3]);
             *
             * buf2.swap16();
             * // Throws ERR_INVALID_BUFFER_SIZE.
             * ```
             *
             * One convenient use of `buf.swap16()` is to perform a fast in-place conversion
             * between UTF-16 little-endian and UTF-16 big-endian:
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from('This is little-endian UTF-16', 'utf16le');
             * buf.swap16(); // Convert to big-endian UTF-16 text.
             * ```
             * @since v5.10.0
             * @return A reference to `buf`.
             */
            swap16(): this;
            /**
             * Interprets `buf` as an array of unsigned 32-bit integers and swaps the
             * byte order _in-place_. Throws `ERR_INVALID_BUFFER_SIZE` if `buf.length` is not a multiple of 4.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.from([0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8]);
             *
             * console.log(buf1);
             * // Prints: <Buffer 01 02 03 04 05 06 07 08>
             *
             * buf1.swap32();
             *
             * console.log(buf1);
             * // Prints: <Buffer 04 03 02 01 08 07 06 05>
             *
             * const buf2 = Buffer.from([0x1, 0x2, 0x3]);
             *
             * buf2.swap32();
             * // Throws ERR_INVALID_BUFFER_SIZE.
             * ```
             * @since v5.10.0
             * @return A reference to `buf`.
             */
            swap32(): this;
            /**
             * Interprets `buf` as an array of 64-bit numbers and swaps byte order _in-place_.
             * Throws `ERR_INVALID_BUFFER_SIZE` if `buf.length` is not a multiple of 8.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf1 = Buffer.from([0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8]);
             *
             * console.log(buf1);
             * // Prints: <Buffer 01 02 03 04 05 06 07 08>
             *
             * buf1.swap64();
             *
             * console.log(buf1);
             * // Prints: <Buffer 08 07 06 05 04 03 02 01>
             *
             * const buf2 = Buffer.from([0x1, 0x2, 0x3]);
             *
             * buf2.swap64();
             * // Throws ERR_INVALID_BUFFER_SIZE.
             * ```
             * @since v6.3.0
             * @return A reference to `buf`.
             */
            swap64(): this;
            /**
             * Writes `value` to `buf` at the specified `offset`. `value` must be a
             * valid unsigned 8-bit integer. Behavior is undefined when `value` is anything
             * other than an unsigned 8-bit integer.
             *
             * This function is also available under the `writeUint8` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeUInt8(0x3, 0);
             * buf.writeUInt8(0x4, 1);
             * buf.writeUInt8(0x23, 2);
             * buf.writeUInt8(0x42, 3);
             *
             * console.log(buf);
             * // Prints: <Buffer 03 04 23 42>
             * ```
             * @since v0.5.0
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 1`.
             * @return `offset` plus the number of bytes written.
             */
            writeUInt8(value: number, offset?: number): number;
            /**
             * @alias Buffer.writeUInt8
             * @since v14.9.0, v12.19.0
             */
            writeUint8(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian. The `value` must be a valid unsigned 16-bit integer. Behavior is undefined when `value` is
             * anything other than an unsigned 16-bit integer.
             *
             * This function is also available under the `writeUint16LE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeUInt16LE(0xdead, 0);
             * buf.writeUInt16LE(0xbeef, 2);
             *
             * console.log(buf);
             * // Prints: <Buffer ad de ef be>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 2`.
             * @return `offset` plus the number of bytes written.
             */
            writeUInt16LE(value: number, offset?: number): number;
            /**
             * @alias Buffer.writeUInt16LE
             * @since v14.9.0, v12.19.0
             */
            writeUint16LE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian. The `value` must be a valid unsigned 16-bit integer. Behavior is undefined when `value`is anything other than an
             * unsigned 16-bit integer.
             *
             * This function is also available under the `writeUint16BE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeUInt16BE(0xdead, 0);
             * buf.writeUInt16BE(0xbeef, 2);
             *
             * console.log(buf);
             * // Prints: <Buffer de ad be ef>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 2`.
             * @return `offset` plus the number of bytes written.
             */
            writeUInt16BE(value: number, offset?: number): number;
            /**
             * @alias Buffer.writeUInt16BE
             * @since v14.9.0, v12.19.0
             */
            writeUint16BE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian. The `value` must be a valid unsigned 32-bit integer. Behavior is undefined when `value` is
             * anything other than an unsigned 32-bit integer.
             *
             * This function is also available under the `writeUint32LE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeUInt32LE(0xfeedface, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer ce fa ed fe>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 4`.
             * @return `offset` plus the number of bytes written.
             */
            writeUInt32LE(value: number, offset?: number): number;
            /**
             * @alias Buffer.writeUInt32LE
             * @since v14.9.0, v12.19.0
             */
            writeUint32LE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian. The `value` must be a valid unsigned 32-bit integer. Behavior is undefined when `value`is anything other than an
             * unsigned 32-bit integer.
             *
             * This function is also available under the `writeUint32BE` alias.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeUInt32BE(0xfeedface, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer fe ed fa ce>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 4`.
             * @return `offset` plus the number of bytes written.
             */
            writeUInt32BE(value: number, offset?: number): number;
            /**
             * @alias Buffer.writeUInt32BE
             * @since v14.9.0, v12.19.0
             */
            writeUint32BE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset`. `value` must be a valid
             * signed 8-bit integer. Behavior is undefined when `value` is anything other than
             * a signed 8-bit integer.
             *
             * `value` is interpreted and written as a two's complement signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(2);
             *
             * buf.writeInt8(2, 0);
             * buf.writeInt8(-2, 1);
             *
             * console.log(buf);
             * // Prints: <Buffer 02 fe>
             * ```
             * @since v0.5.0
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 1`.
             * @return `offset` plus the number of bytes written.
             */
            writeInt8(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian.  The `value` must be a valid signed 16-bit integer. Behavior is undefined when `value` is
             * anything other than a signed 16-bit integer.
             *
             * The `value` is interpreted and written as a two's complement signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(2);
             *
             * buf.writeInt16LE(0x0304, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 04 03>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 2`.
             * @return `offset` plus the number of bytes written.
             */
            writeInt16LE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian.  The `value` must be a valid signed 16-bit integer. Behavior is undefined when `value` is
             * anything other than a signed 16-bit integer.
             *
             * The `value` is interpreted and written as a two's complement signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(2);
             *
             * buf.writeInt16BE(0x0102, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 01 02>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 2`.
             * @return `offset` plus the number of bytes written.
             */
            writeInt16BE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian. The `value` must be a valid signed 32-bit integer. Behavior is undefined when `value` is
             * anything other than a signed 32-bit integer.
             *
             * The `value` is interpreted and written as a two's complement signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeInt32LE(0x05060708, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 08 07 06 05>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 4`.
             * @return `offset` plus the number of bytes written.
             */
            writeInt32LE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian. The `value` must be a valid signed 32-bit integer. Behavior is undefined when `value` is
             * anything other than a signed 32-bit integer.
             *
             * The `value` is interpreted and written as a two's complement signed integer.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeInt32BE(0x01020304, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 01 02 03 04>
             * ```
             * @since v0.5.5
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 4`.
             * @return `offset` plus the number of bytes written.
             */
            writeInt32BE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian. Behavior is
             * undefined when `value` is anything other than a JavaScript number.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeFloatLE(0xcafebabe, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer bb fe 4a 4f>
             * ```
             * @since v0.11.15
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 4`.
             * @return `offset` plus the number of bytes written.
             */
            writeFloatLE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian. Behavior is
             * undefined when `value` is anything other than a JavaScript number.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(4);
             *
             * buf.writeFloatBE(0xcafebabe, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 4f 4a fe bb>
             * ```
             * @since v0.11.15
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 4`.
             * @return `offset` plus the number of bytes written.
             */
            writeFloatBE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as little-endian. The `value` must be a JavaScript number. Behavior is undefined when `value` is anything
             * other than a JavaScript number.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(8);
             *
             * buf.writeDoubleLE(123.456, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 77 be 9f 1a 2f dd 5e 40>
             * ```
             * @since v0.11.15
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 8`.
             * @return `offset` plus the number of bytes written.
             */
            writeDoubleLE(value: number, offset?: number): number;
            /**
             * Writes `value` to `buf` at the specified `offset` as big-endian. The `value` must be a JavaScript number. Behavior is undefined when `value` is anything
             * other than a JavaScript number.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(8);
             *
             * buf.writeDoubleBE(123.456, 0);
             *
             * console.log(buf);
             * // Prints: <Buffer 40 5e dd 2f 1a 9f be 77>
             * ```
             * @since v0.11.15
             * @param value Number to be written to `buf`.
             * @param [offset=0] Number of bytes to skip before starting to write. Must satisfy `0 <= offset <= buf.length - 8`.
             * @return `offset` plus the number of bytes written.
             */
            writeDoubleBE(value: number, offset?: number): number;
            /**
             * Fills `buf` with the specified `value`. If the `offset` and `end` are not given,
             * the entire `buf` will be filled:
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * // Fill a `Buffer` with the ASCII character 'h'.
             *
             * const b = Buffer.allocUnsafe(50).fill('h');
             *
             * console.log(b.toString());
             * // Prints: hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
             *
             * // Fill a buffer with empty string
             * const c = Buffer.allocUnsafe(5).fill('');
             *
             * console.log(c.fill(''));
             * // Prints: <Buffer 00 00 00 00 00>
             * ```
             *
             * `value` is coerced to a `uint32` value if it is not a string, `Buffer`, or
             * integer. If the resulting integer is greater than `255` (decimal), `buf` will be
             * filled with `value &#x26; 255`.
             *
             * If the final write of a `fill()` operation falls on a multi-byte character,
             * then only the bytes of that character that fit into `buf` are written:
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * // Fill a `Buffer` with character that takes up two bytes in UTF-8.
             *
             * console.log(Buffer.allocUnsafe(5).fill('\u0222'));
             * // Prints: <Buffer c8 a2 c8 a2 c8>
             * ```
             *
             * If `value` contains invalid characters, it is truncated; if no valid
             * fill data remains, an exception is thrown:
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.allocUnsafe(5);
             *
             * console.log(buf.fill('a'));
             * // Prints: <Buffer 61 61 61 61 61>
             * console.log(buf.fill('aazz', 'hex'));
             * // Prints: <Buffer aa aa aa aa aa>
             * console.log(buf.fill('zz', 'hex'));
             * // Throws an exception.
             * ```
             * @since v0.5.0
             * @param value The value with which to fill `buf`. Empty value (string, Uint8Array, Buffer) is coerced to `0`.
             * @param [offset=0] Number of bytes to skip before starting to fill `buf`.
             * @param [end=buf.length] Where to stop filling `buf` (not inclusive).
             * @param [encoding='utf8'] The encoding for `value` if `value` is a string.
             * @return A reference to `buf`.
             */
            fill(value: string | Uint8Array | number, offset?: number, end?: number, encoding?: BufferEncoding): this;
            fill(value: string | Uint8Array | number, offset: number, encoding: BufferEncoding): this;
            fill(value: string | Uint8Array | number, encoding: BufferEncoding): this;
            /**
             * If `value` is:
             *
             * * a string, `value` is interpreted according to the character encoding in
             *   `encoding`.
             * * a `Buffer` or `Uint8Array`, `value` will be used in its entirety.
             *   To compare a partial `Buffer`, use `buf.subarray`.
             * * a number, `value` will be interpreted as an unsigned 8-bit integer
             *   value between `0` and `255`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from('this is a buffer');
             *
             * console.log(buf.indexOf('this'));
             * // Prints: 0
             * console.log(buf.indexOf('is'));
             * // Prints: 2
             * console.log(buf.indexOf(Buffer.from('a buffer')));
             * // Prints: 8
             * console.log(buf.indexOf(97));
             * // Prints: 8 (97 is the decimal ASCII value for 'a')
             * console.log(buf.indexOf(Buffer.from('a buffer example')));
             * // Prints: -1
             * console.log(buf.indexOf(Buffer.from('a buffer example').slice(0, 8)));
             * // Prints: 8
             *
             * const utf16Buffer = Buffer.from('\u039a\u0391\u03a3\u03a3\u0395', 'utf16le');
             *
             * console.log(utf16Buffer.indexOf('\u03a3', 0, 'utf16le'));
             * // Prints: 4
             * console.log(utf16Buffer.indexOf('\u03a3', -4, 'utf16le'));
             * // Prints: 6
             * ```
             *
             * If `value` is not a string, number, or `Buffer`, this method will throw a
             * `TypeError`. If `value` is a number, it will be coerced to a valid byte value,
             * an integer between 0 and 255.
             *
             * If `byteOffset` is not a number, it will be coerced to a number. If the result
             * of coercion is `NaN` or `0`, then the entire buffer will be searched. This
             * behavior matches `String.prototype.indexOf()`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const b = Buffer.from('abcdef');
             *
             * // Passing a value that's a number, but not a valid byte.
             * // Prints: 2, equivalent to searching for 99 or 'c'.
             * console.log(b.indexOf(99.9));
             * console.log(b.indexOf(256 + 99));
             *
             * // Passing a byteOffset that coerces to NaN or 0.
             * // Prints: 1, searching the whole buffer.
             * console.log(b.indexOf('b', undefined));
             * console.log(b.indexOf('b', {}));
             * console.log(b.indexOf('b', null));
             * console.log(b.indexOf('b', []));
             * ```
             *
             * If `value` is an empty string or empty `Buffer` and `byteOffset` is less
             * than `buf.length`, `byteOffset` will be returned. If `value` is empty and
             * `byteOffset` is at least `buf.length`, `buf.length` will be returned.
             * @since v1.5.0
             * @param value What to search for.
             * @param start Where to begin searching in `buf`. If negative, then
             * offset is calculated from the end of `buf`. **Default:** `0`.
             * @param end Where to stop searching in `buf` (exclusive). **Default:**
             * `buf.length`.
             * @param encoding If `value` is a string, this is the encoding used to
             * determine the binary representation of the string that will be searched for in
             * `buf`. **Default:** `'utf8'`.
             * @returns The index of the first occurrence of `value` in `buf`, or
             * `-1` if `buf` does not contain `value`.
             */
            indexOf(
                value: string | number | Uint8Array,
                start?: number,
                end?: number,
                encoding?: BufferEncoding,
            ): number;
            indexOf(value: string | number | Uint8Array, start: number, encoding: BufferEncoding): number;
            indexOf(value: string | number | Uint8Array, encoding: BufferEncoding): number;
            /**
             * Identical to `buf.indexOf()`, except the last occurrence of `value` is found
             * rather than the first occurrence.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from('this buffer is a buffer');
             *
             * console.log(buf.lastIndexOf('this'));
             * // Prints: 0
             * console.log(buf.lastIndexOf('buffer'));
             * // Prints: 17
             * console.log(buf.lastIndexOf(Buffer.from('buffer')));
             * // Prints: 17
             * console.log(buf.lastIndexOf(97));
             * // Prints: 15 (97 is the decimal ASCII value for 'a')
             * console.log(buf.lastIndexOf(Buffer.from('yolo')));
             * // Prints: -1
             * console.log(buf.lastIndexOf('buffer', 5));
             * // Prints: 5
             * console.log(buf.lastIndexOf('buffer', 4));
             * // Prints: -1
             *
             * const utf16Buffer = Buffer.from('\u039a\u0391\u03a3\u03a3\u0395', 'utf16le');
             *
             * console.log(utf16Buffer.lastIndexOf('\u03a3', undefined, 'utf16le'));
             * // Prints: 6
             * console.log(utf16Buffer.lastIndexOf('\u03a3', -5, 'utf16le'));
             * // Prints: 4
             * ```
             *
             * If `value` is not a string, number, or `Buffer`, this method will throw a
             * `TypeError`. If `value` is a number, it will be coerced to a valid byte value,
             * an integer between 0 and 255.
             *
             * If `byteOffset` is not a number, it will be coerced to a number. Any arguments
             * that coerce to `NaN`, like `{}` or `undefined`, will search the whole buffer.
             * This behavior matches `String.prototype.lastIndexOf()`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const b = Buffer.from('abcdef');
             *
             * // Passing a value that's a number, but not a valid byte.
             * // Prints: 2, equivalent to searching for 99 or 'c'.
             * console.log(b.lastIndexOf(99.9));
             * console.log(b.lastIndexOf(256 + 99));
             *
             * // Passing a byteOffset that coerces to NaN.
             * // Prints: 1, searching the whole buffer.
             * console.log(b.lastIndexOf('b', undefined));
             * console.log(b.lastIndexOf('b', {}));
             *
             * // Passing a byteOffset that coerces to 0.
             * // Prints: -1, equivalent to passing 0.
             * console.log(b.lastIndexOf('b', null));
             * console.log(b.lastIndexOf('b', []));
             * ```
             *
             * If `value` is an empty string or empty `Buffer`, `byteOffset` will be returned.
             * @since v6.0.0
             * @param value What to search for.
             * @param start Where to begin searching in `buf`. If negative, then
             * offset is calculated from the end of `buf`. **Default:**
             * `buf.length - 1`.
             * @param end Where to stop searching in `buf` (exclusive). **Default:**
             * `buf.length`.
             * @param encoding If `value` is a string, this is the encoding used to
             * determine the binary representation of the string that will be searched for in
             * `buf`. **Default:** `'utf8'`.
             * @returns The index of the last occurrence of `value` in `buf`, or
             * `-1` if `buf` does not contain `value`.
             */
            lastIndexOf(
                value: string | number | Uint8Array,
                start?: number,
                end?: number,
                encoding?: BufferEncoding,
            ): number;
            lastIndexOf(value: string | number | Uint8Array, start: number, encoding: BufferEncoding): number;
            lastIndexOf(value: string | number | Uint8Array, encoding: BufferEncoding): number;
            /**
             * Equivalent to `buf.indexOf() !== -1`.
             *
             * ```js
             * import { Buffer } from 'node:buffer';
             *
             * const buf = Buffer.from('this is a buffer');
             *
             * console.log(buf.includes('this'));
             * // Prints: true
             * console.log(buf.includes('is'));
             * // Prints: true
             * console.log(buf.includes(Buffer.from('a buffer')));
             * // Prints: true
             * console.log(buf.includes(97));
             * // Prints: true (97 is the decimal ASCII value for 'a')
             * console.log(buf.includes(Buffer.from('a buffer example')));
             * // Prints: false
             * console.log(buf.includes(Buffer.from('a buffer example').slice(0, 8)));
             * // Prints: true
             * console.log(buf.includes('this', 4));
             * // Prints: false
             * ```
             * @since v5.3.0
             * @param value What to search for.
             * @param start Where to begin searching in `buf`. If negative, then
             * offset is calculated from the end of `buf`. **Default:** `0`.
             * @param end Where to stop searching in `buf` (exclusive). **Default:**
             * `buf.length`.
             * @param encoding If `value` is a string, this is its encoding.
             * **Default:** `'utf8'`.
             * @returns `true` if `value` was found in `buf`, `false` otherwise.
             */
            includes(
                value: string | number | Uint8Array,
                start?: number,
                end?: number,
                encoding?: BufferEncoding,
            ): boolean;
            includes(value: string | number | Uint8Array, start: number, encoding: BufferEncoding): boolean;
            includes(value: string | number | Uint8Array, encoding: BufferEncoding): boolean;
        }
        var Buffer: BufferConstructor;
    }
    // #region web types
    export type BlobPart = NodeJS.BufferSource | Blob | string;
    export interface BlobPropertyBag {
        endings?: "native" | "transparent";
        type?: string;
    }
    export interface FilePropertyBag extends BlobPropertyBag {
        lastModified?: number;
    }
    export interface Blob {
        readonly size: number;
        readonly type: string;
        arrayBuffer(): Promise<ArrayBuffer>;
        bytes(): Promise<NodeJS.NonSharedUint8Array>;
        slice(start?: number, end?: number, contentType?: string): Blob;
        stream(): ReadableStream<NodeJS.NonSharedUint8Array>;
        text(): Promise<string>;
    }
    export var Blob: {
        prototype: Blob;
        new(blobParts?: BlobPart[], options?: BlobPropertyBag): Blob;
    };
    export interface File extends Blob {
        readonly lastModified: number;
        readonly name: string;
        readonly webkitRelativePath: string;
    }
    export var File: {
        prototype: File;
        new(fileBits: BlobPart[], fileName: string, options?: FilePropertyBag): File;
    };
    export import atob = globalThis.atob;
    export import btoa = globalThis.btoa;
    // #endregion
}
declare module "buffer" {
    export * from "node:buffer";
}

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