import { IRuleMetadata, RuleFailure, Rules } from 'tslint/lib'; import { SourceFile } from 'typescript/lib/typescript'; export declare class Rule extends Rules.AbstractRule { static readonly metadata: IRuleMetadata; static readonly FAILURE_STRING = "Prefer to declare `@Output` as readonly since they are not supposed to be reassigned"; apply(sourceFile: SourceFile): RuleFailure[]; }