import { type CoreFixtureValue, type CoreTypeName } from './schema.js';
export declare class CoreContractEvaluationError extends Error {
    readonly code: 'strict-type' | 'division-by-zero' | 'unsupported-operation';
    constructor(code: 'strict-type' | 'division-by-zero' | 'unsupported-operation', message: string);
}
export declare function coreFixtureValueType(value: CoreFixtureValue): CoreTypeName;
export declare function evaluateCoreContractOperation(operationId: string, args: readonly CoreFixtureValue[]): CoreFixtureValue;