index.d.ts
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import { Buffer } from 'buffer';
import { Minipass } from 'minipass';
import * as realZlib from 'zlib';
export { constants } from './constants.js';
declare const _superWrite: unique symbol;
export declare class ZlibError extends Error {
code?: string;
errno?: number;
constructor(err: NodeJS.ErrnoException | Error, origin?: Function);
get name(): string;
}
declare const _flushFlag: unique symbol;
export type ChunkWithFlushFlag = Minipass.ContiguousData & {
[_flushFlag]?: number;
};
export type ZlibBaseOptions = Minipass.Options<Minipass.ContiguousData> & {
flush?: number;
finishFlush?: number;
fullFlushFlag?: number;
};
export type ZlibHandle = realZlib.Gzip | realZlib.Gunzip | realZlib.Deflate | realZlib.Inflate | realZlib.DeflateRaw | realZlib.InflateRaw | realZlib.BrotliCompress | realZlib.BrotliDecompress | realZlib.ZstdCompress | realZlib.ZstdDecompress;
export type ZlibMode = 'Gzip' | 'Gunzip' | 'Deflate' | 'Inflate' | 'DeflateRaw' | 'InflateRaw' | 'Unzip';
export type BrotliMode = 'BrotliCompress' | 'BrotliDecompress';
export type ZstdMode = 'ZstdCompress' | 'ZstdDecompress';
declare abstract class ZlibBase extends Minipass<Buffer, ChunkWithFlushFlag> {
#private;
get sawError(): boolean;
get handle(): ZlibHandle | undefined;
get flushFlag(): number;
constructor(opts: ZlibBaseOptions, mode: ZlibMode | BrotliMode | ZstdMode);
close(): void;
reset(): any;
flush(flushFlag?: number): void;
end(cb?: () => void): this;
end(chunk: ChunkWithFlushFlag, cb?: () => void): this;
end(chunk: ChunkWithFlushFlag, encoding?: Minipass.Encoding, cb?: () => void): this;
get ended(): boolean;
[_superWrite](data: Buffer & {
[_flushFlag]?: number;
}): boolean;
write(chunk: ChunkWithFlushFlag, cb?: () => void): boolean;
write(chunk: ChunkWithFlushFlag, encoding?: Minipass.Encoding, cb?: () => void): boolean;
}
export type ZlibOptions = ZlibBaseOptions & {
level?: number;
strategy?: number;
};
export declare class Zlib extends ZlibBase {
#private;
constructor(opts: ZlibOptions, mode: ZlibMode);
params(level: number, strategy: number): void;
}
export declare class Deflate extends Zlib {
constructor(opts: ZlibOptions);
}
export declare class Inflate extends Zlib {
constructor(opts: ZlibOptions);
}
export type GzipOptions = ZlibOptions & {
portable?: boolean;
};
export declare class Gzip extends Zlib {
#private;
constructor(opts: GzipOptions);
[_superWrite](data: Buffer & {
[_flushFlag]?: number;
}): boolean;
}
export declare class Gunzip extends Zlib {
constructor(opts: ZlibOptions);
}
export declare class DeflateRaw extends Zlib {
constructor(opts: ZlibOptions);
}
export declare class InflateRaw extends Zlib {
constructor(opts: ZlibOptions);
}
export declare class Unzip extends Zlib {
constructor(opts: ZlibOptions);
}
declare class Brotli extends ZlibBase {
constructor(opts: ZlibOptions, mode: BrotliMode);
}
export declare class BrotliCompress extends Brotli {
constructor(opts: ZlibOptions);
}
export declare class BrotliDecompress extends Brotli {
constructor(opts: ZlibOptions);
}
declare class Zstd extends ZlibBase {
constructor(opts: ZlibOptions, mode: ZstdMode);
}
export declare class ZstdCompress extends Zstd {
constructor(opts: ZlibOptions);
}
export declare class ZstdDecompress extends Zstd {
constructor(opts: ZlibOptions);
}
//# sourceMappingURL=index.d.ts.map