import type { ErrorCatalogEntry } from "./error-catalog.js";
export interface ErrorRegistryEntry {
    /** Error discriminator string */
    type: string;
    /** Pipeline stage */
    stage: ErrorCatalogEntry["pipeline_stage"];
    /** Factory producing a sample error with all fields populated */
    make: () => any;
    /** Factory producing a sample with optional fields included (if different) */
    makeWithOptionals?: () => any;
}
export declare const ERROR_REGISTRY: ErrorRegistryEntry[];
/**
 * Infer a human-readable type string from a runtime value.
 * Used to auto-populate the `fields[].type` in the error catalog.
 */
export declare function inferFieldType(value: unknown): string;
/**
 * Extract fields from a sample error object, excluding the `error` discriminator.
 * Merges required fields (from `make()`) with optional fields (from `makeWithOptionals()`).
 */
export declare function deriveFieldsFromSample(entry: ErrorRegistryEntry): {
    name: string;
    type: string;
}[];
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