import { type MigrationPlan, type SchemaDefinition, type Snapshot } from '@chkit/core';
export interface GenerateArtifactsInput {
    definitions: SchemaDefinition[];
    migrationsDir: string;
    metaDir: string;
    migrationName?: string;
    migrationId?: string;
    plan: MigrationPlan;
    cliVersion?: string;
    now?: Date;
}
export interface GenerateArtifactsOutput {
    migrationFile: string | null;
    snapshotFile: string;
    sql: string;
    snapshot: Snapshot;
}
export interface GenerateEmptyMigrationInput {
    migrationsDir: string;
    migrationName?: string;
    migrationId?: string;
    cliVersion?: string;
    now?: Date;
}
export interface GenerateEmptyMigrationOutput {
    migrationFile: string;
    sql: string;
}
export declare function generateArtifacts(input: GenerateArtifactsInput): Promise<GenerateArtifactsOutput>;
/**
 * Scaffold a blank manual migration file. Unlike {@link generateArtifacts},
 * this performs no schema diff and does not touch the snapshot — it just writes
 * a timestamped `.sql` stub for the user to hand-edit.
 */
export declare function generateEmptyMigration(input: GenerateEmptyMigrationInput): Promise<GenerateEmptyMigrationOutput>;
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