/**
 * Tracks which Go imports are required based on the types and features used.
 */
export interface GoImports {
    /** Whether the "time" package is needed (for DateTime fields). */
    time: boolean;
    /** Whether the "github.com/google/uuid" package is needed (for UUID defaults). */
    uuid: boolean;
    /** Whether "entgo.io/ent/schema/field" is needed (always true if there are fields). */
    field: boolean;
    /** Whether "entgo.io/ent/schema/edge" is needed (always true if there are edges). */
    edge: boolean;
    /** Whether "entgo.io/ent/schema/index" is needed (for indexes). */
    index: boolean;
    /** Whether "entgo.io/ent/schema" is needed (for Annotations). */
    schema: boolean;
    /** Whether "entgo.io/ent/dialect/entsql" is needed (for table name annotations). */
    entsql: boolean;
}
/**
 * Create an empty Go imports tracker.
 */
export declare function createEmptyImports(): GoImports;
/**
 * Map a Prisma scalar type to the corresponding Ent field builder function name.
 * Returns "String" as a fallback for unknown types.
 */
export declare function mapPrismaTypeToEnt(prismaType: string): string;
/**
 * Check whether a Prisma scalar type requires the "time" import.
 */
export declare function requiresTimeImport(prismaType: string): boolean;
/**
 * Build the Go import block string from tracked imports.
 */
export declare function buildImportBlock(imports: GoImports): string;
/**
 * Check whether a field's native type indicates a UUID.
 * Prisma encodes `@db.Uuid` as `['Uuid', []]`.
 */
export declare function isUuidNativeType(nativeType?: readonly [string, readonly string[]] | null): boolean;
/**
 * Check whether a field's native type indicates a Text column.
 * Prisma encodes `@db.Text` as `['Text', []]`.
 */
export declare function isTextNativeType(nativeType?: readonly [string, readonly string[]] | null): boolean;
/**
 * Extract MaxLen from a native type like VarChar(N) or Char(N).
 * Returns the length as a number, or null if not applicable.
 */
export declare function extractMaxLen(nativeType?: readonly [string, readonly string[]] | null): number | null;
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