import type { WhereQueryOperator, WhereQueryComparand } from "./types/index.js";
/**
 * Assertion type-guard that ensures the `comparandValue` is valid for the given `operator`.
 *
 * @param operator The WhereQuery expression operator.
 * @param comparandValue The value to check.
 * @throws `InvalidExpressionError` if the value is not a valid comparand for the operator.
 */
export declare function assertIsValidWhereQueryComparand<Operator extends WhereQueryOperator>(operator: Operator, comparandValue: unknown): asserts comparandValue is WhereQueryComparand<Operator>;
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