import { DiffOpTag } from './diff_types.ts';
type Opcode = readonly [DiffOpTag, number, number, number, number];
export declare function getOpcodes(a: readonly string[], b: readonly string[]): Opcode[];
export declare function unifiedDiff(a: readonly string[], b: readonly string[], fromFile?: string, toFile?: string, n?: number): string[];
export declare function normalDiff(a: readonly string[], b: readonly string[]): string[];
export declare function edScript(aLines: readonly string[], bLines: readonly string[]): string[];
export {};
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