/**
 * Consumer-facing helpers layered on the core codec. These grew up in the
 * RedSkills wrapper package and moved upstream so every consumer of the
 * published package gets them (and RedSkills can be a pure npm consumer).
 */
/**
 * Encodes an object with a trailing spec-legal `summary:` field.
 *
 * The returned bytes are one conforming TOON document, so `decode(output)`
 * recovers the rollup together with the rest of the payload. Any existing
 * `summary` key is replaced and moved to the end.
 */
export declare function appendSummaryField(value: any, summary: any): string;
/**
 * Projects object rows onto an explicit minimal schema, preserving allowlist
 * order and dropping all non-allowlisted fields. Fields absent from a row
 * stay absent in the projection (they are not filled with null).
 */
export declare function projectFields(rows: any, fields: any): any;
/**
 * Renders an MCP `tools/list` result as a compact TOON manifest for a prompt.
 *
 * Each tool keeps its name and description, and its input schema flattens to
 * one tabular `params` row per property (`name,type,required,description`),
 * which is where most of the JSON-Schema punctuation goes. The manifest is a
 * prompt-facing summary, not a schema round-trip: nested object schemas are
 * reduced to their type, and the host still validates calls against the full
 * `inputSchema`.
 */
export declare function encodeToolManifest(tools: any, options?: {}): string;