declare const __scaleBrand: unique symbol;
/** Wire string in FixedX18 (1e18) scale. Boros normalizes every collateral here. */
export type WireX18 = string & {
    readonly [__scaleBrand]: 'x18';
};
/** Wire string in token-native ERC-20 scale, paired with its decimals so the
 *  formatter doesn't need to look up the token again. */
export interface WireNative {
    readonly raw: string & {
        readonly [__scaleBrand]: 'native';
    };
    readonly decimals: number;
}
/** Cast-only brand (no runtime check). Returns undefined on null/undefined for conditional-spread. */
export declare function asX18(raw: string | bigint | number): WireX18;
export declare function asX18(raw: string | bigint | number | null | undefined): WireX18 | undefined;
/** Use only at wallet boundary (real ERC-20 transfer amounts). */
export declare function asNative(raw: string | bigint, decimals: number): WireNative;
export declare function formatNative(v: WireNative): string;
export {};
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