export interface GenerateTypesOptions {
    /** Raw schema.graphql content */
    typeDefs: string;
    /** Output file path */
    outFile: string;
    /** Optional configuration */
    config?: GenerateTypesConfig;
}
export interface GenerateTypesConfig {
    /** Enable MATCHES operator for string fields (default: true) */
    stringMatchesFilter?: boolean;
    /** Format output with prettier (default: true) */
    formatOutput?: boolean;
    /** Custom prettier configuration */
    prettierConfig?: Record<string, unknown>;
    /** Custom header comment prepended to the generated file */
    header?: string;
    /** Package name used in generated import statements (default: 'grafeo-ogm') */
    packageName?: string;
}
export interface GenerateTypesResult {
    /** Absolute path of the written file */
    outputPath: string;
    /** Number of exported types / interfaces / enums */
    typeCount: number;
    /** File size in bytes */
    fileSize: number;
    /** Generation duration in milliseconds */
    durationMs: number;
    /** Non-fatal warnings encountered during generation */
    warnings: GeneratorWarning[];
}
export interface GeneratorWarning {
    code: 'UNKNOWN_DIRECTIVE' | 'UNSUPPORTED_TYPE' | 'CIRCULAR_REFERENCE' | 'FORMATTING_SKIPPED';
    message: string;
    location?: {
        typeName: string;
        fieldName?: string;
    };
}
export declare class SchemaParseError extends Error {
    constructor(message: string);
}
export declare class OutputPathError extends Error {
    constructor(message: string);
}
export declare class EmptySchemaError extends Error {
    constructor(message: string);
}
/**
 * Parse a GraphQL schema, emit TypeScript type declarations, and write the
 * result to disk.
 */
export declare function generateTypes(options: GenerateTypesOptions): Promise<GenerateTypesResult>;
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