import { Schema } from 'effect';
declare const WorkflowNodeExecutionError_base: Schema.TaggedErrorClass<WorkflowNodeExecutionError, "WorkflowNodeExecutionError", {
    readonly _tag: Schema.tag<"WorkflowNodeExecutionError">;
} & {
    workflowId: typeof Schema.String;
    nodeId: typeof Schema.String;
    message: typeof Schema.String;
    cause: typeof Schema.Unknown;
    /** Whether a source-level retry boundary may safely rerun this failure. */
    retryable: Schema.optional<typeof Schema.Boolean>;
}>;
/** A specific node failed while executing a compiled workflow. */
export declare class WorkflowNodeExecutionError extends WorkflowNodeExecutionError_base {
}
declare const WorkflowInputValidationError_base: Schema.TaggedErrorClass<WorkflowInputValidationError, "WorkflowInputValidationError", {
    readonly _tag: Schema.tag<"WorkflowInputValidationError">;
} & {
    workflowId: typeof Schema.String;
    message: typeof Schema.String;
    /** Paths only: diagnostics never retain or expose the rejected value. */
    issues: Schema.Array$<typeof Schema.String>;
}>;
/** Raised before workflow execution when public input does not match its Schema. */
export declare class WorkflowInputValidationError extends WorkflowInputValidationError_base {
}
declare const WorkflowOutputValidationError_base: Schema.TaggedErrorClass<WorkflowOutputValidationError, "WorkflowOutputValidationError", {
    readonly _tag: Schema.tag<"WorkflowOutputValidationError">;
} & {
    workflowId: typeof Schema.String;
    message: typeof Schema.String;
    /** Paths only: diagnostics never retain or expose the rejected value. */
    issues: Schema.Array$<typeof Schema.String>;
}>;
/** Raised after successful execution when the public output does not match its Schema. */
export declare class WorkflowOutputValidationError extends WorkflowOutputValidationError_base {
}
export {};
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