/**
 * @license
 * Copyright 2025 Steven Roussey <sroussey@gmail.com>
 * SPDX-License-Identifier: Apache-2.0
 */
export { compileSchema } from "@sroussey/json-schema-library";
export type { SchemaNode } from "@sroussey/json-schema-library";
import type { DataPortSchema } from "./DataPortSchema";
export interface SchemaValidationError {
    readonly path: string;
    readonly message: string;
}
export interface SchemaValidationResult {
    readonly valid: boolean;
    readonly errors: readonly SchemaValidationError[];
}
/**
 * Pattern for format annotations used in dataflow compatibility checking.
 * A base "name" (letter-led) optionally followed by one or more colon-separated
 * narrowing segments (each may start with a digit), e.g. `model`,
 * `model:EmbeddingTask`, `points:3d:meters`.
 * Reused from SchemaUtils.ts areFormatStringsCompatible().
 */
export declare const FORMAT_PATTERN: RegExp;
/**
 * Validates that a schema is a well-formed DataPortSchema.
 *
 * A DataPortSchema must be either a boolean or an object with `type: "object"`
 * and a `properties` record where no property value is a boolean.
 */
export declare function validateDataPortSchema(schema: DataPortSchema): SchemaValidationResult;
/**
 * Validates that all `format` annotations in a schema match the expected pattern.
 *
 * Format annotations are validated against {@link FORMAT_PATTERN}
 * (`/^[a-z][\w-]*(?::[a-z0-9][\w-]*)*$/i`): a letter-led base name optionally
 * followed by one or more colon-separated narrowing segments, where a narrowing
 * segment may begin with a digit (e.g., `"model"`, `"model:EmbeddingTask"`,
 * `"storage:tabular"`, `"points:3d:meters"`).
 *
 * Standard JSON Schema formats (e.g., `"date-time"`, `"uri"`, `"email"`) also pass
 * since they match the pattern.
 */
export declare function validateFormatAnnotations(schema: DataPortSchema): SchemaValidationResult;
/**
 * Validates a DataPortSchema for both structural correctness and valid format annotations.
 * Convenience function combining {@link validateDataPortSchema} and {@link validateFormatAnnotations}.
 */
export declare function validateSchema(schema: DataPortSchema): SchemaValidationResult;
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