export type CoarseKind = "string" | "number" | "boolean" | "null" | "object" | "array";
/** Tier 1 type-pattern check (`x is string`, `is object`, `is any[]`).
 *  A function rather than inlined codegen so the tested value is evaluated
 *  exactly once even for the multi-reference object case. */
export declare function __coarseTypeTest(value: unknown, kind: CoarseKind): boolean;