import type { ISeekableWriter } from "./ISeekableWriter.ts";
import type { IWritable } from "./IWritable.ts";
import type { IReadable } from "./types.ts";
/**
 * In-memory buffer used for reading and writing MCAP files in tests. Can be used as both an IReadable and an IWritable.
 */
export declare class TempBuffer implements IReadable, IWritable, ISeekableWriter {
    #private;
    constructor(source?: ArrayBufferView | ArrayBuffer);
    position(): bigint;
    seek(position: bigint): Promise<void>;
    truncate(): Promise<void>;
    write(data: Uint8Array): Promise<void>;
    size(): Promise<bigint>;
    read(offset: bigint, size: bigint): Promise<Uint8Array>;
    get(): Uint8Array;
}
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