import { Argv } from '@theia/core/shared/yargs';
import { CliContribution } from '@theia/core/lib/node/cli';
import { RemoteCliContext, RemoteCliContribution } from '@theia/core/lib/node/remote/remote-cli-contribution';
import { CliPreferences } from '../common/cli-preferences';
export declare class PreferenceCliContribution implements CliContribution, CliPreferences, RemoteCliContribution {
    protected preferences: [string, unknown][];
    protected sessionPreferences: [string, unknown][];
    configure(conf: Argv<{}>): void;
    setArguments(args: Record<string, unknown>): void;
    protected parseInto(raw: unknown, target: [string, unknown][]): void;
    getPreferences(): Promise<[string, unknown][]>;
    getSessionPreferences(): Promise<[string, unknown][]>;
    /**
     * Forward `--session-preference` values to the remote backend when attaching
     * to a remote (e.g. dev container). Values are base64-encoded JSON to survive
     * shell argument parsing intact.
     */
    enhanceArgs(_context: RemoteCliContext): string[];
}
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