/** Standard imports. */
import type { IActivityHandler } from "../../IActivityHandler";
/** Defines inputs to the Evaluate activity. */
export interface EvaluateInputs {
    expression: any;
}
/** Defines outputs to the Evaluate activity. */
export interface EvaluateOutputs {
    /** @description The result of the expression evaluation. */
    result: any;
}
export declare class Evaluate implements IActivityHandler {
    static readonly action = "gcx:wf:core::Evaluate";
    static readonly suite = "gcx:wf:builtin";
    execute(inputs: EvaluateInputs): EvaluateOutputs;
}