/**
 * Convert a YAML blueprint file into canonical IR JSON shape for validate/export.
 * YAML mirrors JSON IR: either `{ graph: { metadata?, nodes, edges? } }` or a bare `{ nodes, edges?, metadata? }`.
 */
export declare class YamlGraphParseError extends Error {
    constructor(message: string);
}
/**
 * Parse YAML text and return `{ graph: { ... } }` suitable for `validateIrStructural` / `runDeterministicExport`.
 */
export declare function parseYamlToCanonicalIr(yamlText: string): Record<string, unknown>;
/** Pretty-printed JSON for stable CLI output (2-space indent + trailing newline). */
export declare function canonicalIrToJsonString(ir: Record<string, unknown>): string;
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