import { ConstraintValue } from './handle-runtime.js';
/** Minimal structural view of an East runtime type object. */
export interface TypeNode {
    type: string;
    cases?: Record<string, TypeNode>;
    fields?: Record<string, TypeNode>;
    key?: TypeNode;
    value?: TypeNode;
}
/**
 * Normalize a registered binding type to {@link TypeNode}. Platform type
 * arguments arrive as decoded `EastTypeValue` variants
 * (`{type:'Struct', value:[{name,type}…]}`); runtime `EastType` objects use
 * the flattened shape (`{type:'Struct', fields:{…}}`). Accept both.
 */
export declare function normalizeTypeValue(tv: unknown): TypeNode;
/** Editable shapes: bare primitive, struct of primitives, or an op variant
 *  whose case payloads are primitives / structs of primitives. */
export declare function leverPayloadEditable(node: TypeNode | undefined): boolean;
export interface LeverEditorProps {
    /** The contract case name this lever injects. */
    leverCase: string;
    /** The case's payload type, walked off the judgements binding type. */
    payload: TypeNode;
    onInject: (constraint: ConstraintValue) => void;
}
export declare function LeverEditor({ leverCase, payload, onInject }: LeverEditorProps): import("react/jsx-runtime").JSX.Element;
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