/**
 * Message sink — diverts the logger's output while the interactive screen is
 * mounted.
 *
 * In the alt-screen, any `console.log` fired by an internal module
 * (tsconfig-updater, theme-loader, package manager…) would tear the frame the
 * engine just painted. While capturing, messages are held here and re-emitted
 * into the terminal's history after unmount, alongside the summary.
 */
export type LogLevel = 'info' | 'warn' | 'error' | 'success' | 'debug';
export interface LogRecord {
    readonly level: LogLevel;
    readonly message: string;
}
/** Starts holding the logger's messages instead of writing them to the terminal. */
export declare function beginCapture(): void;
/** Encerra a captura e devolve o que foi retido, na ordem em que chegou. */
export declare function endCapture(): LogRecord[];
export declare function isCapturing(): boolean;
/** Holds one message. Returns false when no capture is active. */
export declare function capture(level: LogLevel, message: string): boolean;
/** The messages held so far, without ending the capture (for display in the UI). */
export declare function captured(): readonly LogRecord[];
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