/**
 * Policy combinators — compose guards without boilerplate.
 *
 *   allOf(g1, g2, g3)    — returns the first non-null Decision, or null if all pass
 *   firstMatch(...)      — alias for allOf with clearer semantics at call site
 *   constant(decision)   — always returns the given Decision (useful in tests)
 */
import type { Decision } from "../decision.js";
import type { Guard } from "./policy.js";
export declare function allOf<K extends string, P, S>(...guards: ReadonlyArray<Guard<K, P, S>>): Guard<K, P, S>;
/** Semantic alias — emphasize that we return the first guard that expresses an opinion. */
export declare const firstMatch: typeof allOf;
export declare function constant<K extends string, P, S>(decision: Decision): Guard<K, P, S>;
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