/**
 * apply — the pure half of applying a recipe.
 *
 * Pattern: policy resolution + the sentences the applier raises. Pure, so
 *          every refusal can be read and tested without building an agent.
 * Role:    recipes/ layer. `AgentBuilder.recipe()` is the only caller; it owns
 *          the mutation, this file owns the words.
 * Emits:   N/A.
 */
import { type RecipeSource } from './provenance.js';
import type { AppliedRecipe, RecipeConflictPolicy } from './types.js';
/**
 * Resolve the conflict policy, or refuse the requested one BY NAME.
 *
 * The three a reader reaches for are named in the refusal because each is a
 * real design and none is implemented: every one of them has to answer where
 * the dropped registration is RECORDED, and until it does, running it as
 * `'error'`'s quiet cousin would be the accepted-and-silently-wrong shape this
 * library refuses. So the unimplemented policy is refused rather than
 * approximated by the one that ships.
 */
export declare function resolveRecipeConflictPolicy(value: unknown, callSite: string): RecipeConflictPolicy;
/**
 * The refusal for a name two sources both registered.
 *
 * Raised only when at least one side came from a recipe. A collision between
 * two direct builder calls keeps the sentence it has always had — the message
 * an app already reads in its tests should not change because a feature it does
 * not use shipped.
 *
 * `what` is the word the reader uses (`'tool name'` / `'injection id'`);
 * `existing` is who registered it first and `incoming` who is registering it
 * now, either of which may be `undefined` for the unattributed case;
 * `callSite` is the API being called, e.g. `Agent.tool()`.
 */
export declare function duplicateRegistrationRefusal(params: {
    readonly what: 'tool name' | 'injection id';
    readonly name: string;
    readonly existing: RecipeSource | undefined;
    readonly incoming: RecipeSource | undefined;
    readonly callSite: string;
}): string;
/** The refusal for one composition applied twice to one agent. */
export declare function duplicateRecipeRefusal(params: {
    readonly existing: AppliedRecipe;
    readonly incoming: AppliedRecipe;
    readonly callSite: string;
}): string;
/**
 * The refusal for a recipe that applies ITSELF, directly or through another.
 *
 * A SEPARATE sentence from {@link duplicateRecipeRefusal}, because these are two
 * different facts and the fix is different for each: "already applied" means the
 * chain names one composition twice, and "currently applying" means the
 * composition is its own ancestor and would never terminate. Telling the author
 * their recursion is a duplicate would send them to look at the wrong line.
 *
 * `stack` is the application chain, outermost first, so the message can show the
 * cycle rather than assert one.
 */
export declare function recursiveRecipeRefusal(params: {
    readonly stack: readonly AppliedRecipe[];
    readonly incoming: AppliedRecipe;
    readonly callSite: string;
}): string;
/** The refusal for `configure` returning a promise. */
export declare function asyncConfigureRefusal(recipe: AppliedRecipe, callSite: string): string;
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