import { type BumpClass } from './client-version';
export interface ClientSurface {
    readonly exports: ReadonlyMap<string, string>;
    readonly unrecognised: readonly string[];
}
export declare function extractClientSurface(clientSrc: string): ClientSurface;
export type SurfaceVerdict = {
    readonly kind: 'determinate';
    readonly bumpClass: BumpClass;
    readonly reasons: readonly string[];
} | {
    readonly kind: 'indeterminate';
    readonly reasons: readonly string[];
};
export declare function classifySurfaceChange(args: {
    readonly before: ClientSurface;
    readonly after: ClientSurface;
    readonly contentChanged: boolean;
}): SurfaceVerdict;
export declare function resolveClientBumpClass(args: {
    readonly verdict: SurfaceVerdict;
    readonly explicit: BumpClass | undefined;
    readonly serviceId: string;
    readonly explicitOrigin: string | undefined;
}): BumpClass;
//# sourceMappingURL=client-surface.d.ts.map