import { Hex } from 'ox';
/** Coerce a TIDX numeric column (bigint / number / string) to a JS number. */
export declare function toNumber(value: unknown): number | undefined;
/**
 * Coerce a TIDX text column (address / hash / topic / hex data) to a string.
 * TIDX already returns these columns as strings; this narrows the `unknown`
 * row value without an unsafe `String(...)` on a possible object. Returns
 * undefined for null/non-string values.
 */
export declare function toText(value: unknown): string | undefined;
/**
 * Coerce a TIDX numeric column (bigint / number / string) to a non-negative
 * decimal integer string, preserving precision for values beyond
 * `Number.MAX_SAFE_INTEGER` (e.g. token balances). Returns undefined when the
 * value cannot be interpreted as a non-negative integer.
 */
export declare function toIntegerString(value: unknown): string | undefined;
/** Builds a token amount from its base-unit quantity and immutable token metadata. */
export declare function tokenAmount(options: tokenAmount.Options): {
    baseUnits: string;
    currency: string;
    decimals: number;
    formatted: string;
};
export declare namespace tokenAmount {
    /** Inputs needed to render a self-contained token amount. */
    type Options = {
        /** Quantity in the token's smallest unit. */
        baseUnits: bigint | string;
        /** Monetary denomination reported by the token. */
        currency: string;
        /** Decimal places used by the token. */
        decimals: number;
    };
}
/**
 * Coerce a TIDX numeric column (bigint / number / decimal string) to a minimal
 * `0x`-prefixed hex quantity (`0x0` for zero), matching the JSON-RPC wire
 * format. Returns undefined when the value is null/undefined or cannot be
 * interpreted as a non-negative integer.
 */
export declare function toHex(value: unknown): Hex.Hex | undefined;
/**
 * Parse a `0x`-prefixed hex quantity into a non-negative decimal integer string,
 * preserving precision beyond `Number.MAX_SAFE_INTEGER`. Returns undefined when
 * the value is not a valid hex quantity.
 */
export declare function fromHex(value: unknown): string | undefined;
/**
 * Parse a `0x`-prefixed hex quantity into a JS number. Returns undefined when
 * the value is not a valid hex quantity.
 */
export declare function hexToNumber(value: unknown): number | undefined;
/**
 * Convert a `0x`-prefixed hex Unix-seconds timestamp into an ISO 8601 datetime
 * string. Returns undefined when the value is not a valid hex quantity.
 */
export declare function hexSecondsToIso(value: unknown): string | undefined;
/** Convert a block's timestamp to an ISO 8601 datetime string, preserving milliseconds. */
export declare function blockToIso(block: unknown): string | undefined;
/**
 * Coerce a TIDX timestamp column (Date / epoch seconds / epoch ms / ISO string)
 * to an ISO 8601 datetime string. Returns undefined when the value cannot be
 * interpreted as a timestamp.
 */
export declare function toIsoDateTime(value: unknown): string | undefined;
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