/**
 * Boundary-values axis.
 *
 * For each declared arg, generate edge values that often expose
 * uninitialised handling: empty string, max-length string, 0, -1,
 * Number.MAX_SAFE_INTEGER + 1, NaN, null, undefined-as-omitted.
 *
 * Per docs/SPEC.md §"Fuzzing strategy".
 */
import type { Prng } from "../prng.js";
import type { ToolFacts } from "../schema.js";
/** Generate boundary inputs for one tool. */
export declare function generateBoundary(facts: ToolFacts, _prng: Prng): Generator<{
    args: Record<string, unknown>;
    rationale: string;
}>;
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