import type { ContextResolution, ContextResolver, FamilyId, IconContext } from '../domain';
/**
 * Only implementation of {@link ContextResolver} in v2. Named
 * `IsolationPolicy`, not `DomContextResolver`, see ADR-0009: this is
 * pure logic, no DOM access at all, the same reasoning that led
 * `IconRegistry`'s implementation to be named plainly `Registry`
 * rather than `CoreIconRegistry`.
 *
 * Never throws, see ADR-0010: `strict` mismatches are reported as
 * `allowed: false, reason: 'strict-block'`, the same shape as
 * `exclusive`, so the caller decides what "blocked" means for each
 * mode.
 */
export declare class IsolationPolicy implements ContextResolver {
    resolve(iconFamily: FamilyId, context: IconContext | null): ContextResolution;
    private resolveMismatch;
}