import type { ProcessIO } from './ProcessHost.ts';
/**
 * Structural logger contract produced by {@link createProcessIoLogger}.
 *
 * Deliberately a local structural type rather than an import: the shape is
 * assignment-compatible with `@ariestools/sdk`'s `Logger` (the contract the
 * actor and gateway stacks consume), and declaring it here keeps the core
 * package dependency-free.
 */
export interface CliLogger {
    debug(...values: readonly unknown[]): void;
    error(...values: readonly unknown[]): void;
    info(...values: readonly unknown[]): void;
    log(...values: readonly unknown[]): void;
    trace(...values: readonly unknown[]): void;
    warn(...values: readonly unknown[]): void;
}
export interface ProcessIoLoggerOptions {
    /**
     * Emit `debug` and `trace` output. Defaults to `false`, keeping diagnostic
     * chatter out of ordinary invocations; wire this to the app's `--verbose`
     * flag.
     */
    readonly isVerbose?: boolean;
}
/**
 * Adapts the CLI process boundary's IO into the logger shape shared by the
 * actor and gateway stacks, so command handlers can hand SDK components a
 * logger without touching the console directly. `info`/`log` route to
 * {@link ProcessIO.log}, `warn` to {@link ProcessIO.warn}, `error` to
 * {@link ProcessIO.error}; `debug`/`trace` stay quiet unless verbose.
 */
export declare function createProcessIoLogger(io: ProcessIO, options?: ProcessIoLoggerOptions): CliLogger;
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