export type MOSProxyLogLevel = 'warn' | 'error';
export type MOSProxyLogCode = 'html-pipeline-failed' | 'html-pipeline-error-handler-invalid' | 'html-pipeline-error-handler-threw' | 'invalid-ignore-path-pattern' | 'invalid-surface-decisions-cookie-pattern' | 'response-clone-failed' | 'surface-decisions-api-failed' | 'identity-resolve-failed' | 'identity-persist-failed' | 'link-rewriting-header-failed' | 'link-rewriting-body-failed' | 'marker-pass-invalid-state' | 'marker-pass-selector-failed' | 'replacement-markers-identical' | 'replacement-state-missing' | 'element-render-failed' | 'element-type-unsupported' | 'page-metadata-parse-failed' | 'component-selector-unsupported' | 'component-range-replacement-skipped' | 'component-transform-failed';
export interface MOSProxyLogEvent {
    level: MOSProxyLogLevel;
    code: MOSProxyLogCode;
    message: string;
    context?: Record<string, unknown>;
    error?: unknown;
}
export interface MOSProxyLogger {
    log(event: MOSProxyLogEvent): void;
}
export declare const consoleLogger: MOSProxyLogger;