import { BlueNode } from '@blue-labs/language';
import { ContractProcessorContext } from '../../types.js';
import { SequentialWorkflow } from '../../../model/index.js';
export type StepResultMap = Record<string, unknown>;
export interface StepExecutionArgs {
    readonly workflow: SequentialWorkflow;
    readonly stepNode: BlueNode;
    readonly eventNode: BlueNode;
    readonly context: ContractProcessorContext;
    readonly stepResults: StepResultMap;
    readonly stepIndex: number;
    readonly contractNode: BlueNode | null;
}
export interface SequentialWorkflowStepExecutor {
    readonly supportedBlueIds: readonly string[];
    execute(args: StepExecutionArgs): unknown | Promise<unknown>;
}
export declare const DEFAULT_STEP_EXECUTORS: readonly SequentialWorkflowStepExecutor[];
export declare class WorkflowStepRunner {
    private readonly executorIndex;
    constructor(executors?: readonly SequentialWorkflowStepExecutor[]);
    run(args: {
        workflow: SequentialWorkflow;
        eventNode: BlueNode;
        context: ContractProcessorContext;
        contractNode: BlueNode | null;
    }): Promise<StepResultMap>;
    private stepResultKey;
}
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