diffTestSchemasSqlite() — drizzle-orm Function Reference

Source Code

drizzle-kit/tests/schemaDiffer.ts lines 2167–2232

export const diffTestSchemasSqlite = async (
	left: SqliteSchema,
	right: SqliteSchema,
	renamesArr: string[],
	cli: boolean = false,
	casing?: CasingType | undefined,
) => {
	const leftTables = Object.values(left).filter((it) => is(it, SQLiteTable)) as SQLiteTable[];

	const leftViews = Object.values(left).filter((it) => is(it, SQLiteView)) as SQLiteView[];

	const rightTables = Object.values(right).filter((it) => is(it, SQLiteTable)) as SQLiteTable[];

	const rightViews = Object.values(right).filter((it) => is(it, SQLiteView)) as SQLiteView[];

	const serialized1 = generateSqliteSnapshot(leftTables, leftViews, casing);
	const serialized2 = generateSqliteSnapshot(rightTables, rightViews, casing);

	const { version: v1, dialect: d1, ...rest1 } = serialized1;
	const { version: v2, dialect: d2, ...rest2 } = serialized2;

	const sch1 = {
		version: '6',
		dialect: 'sqlite',
		id: '0',
		prevId: '0',
		...rest1,
	} as const;

	const sch2 = {
		version: '6',
		dialect: 'sqlite',
		id: '0',
		prevId: '0',
		...rest2,
	} as const;

	const sn1 = squashSqliteScheme(sch1);
	const sn2 = squashSqliteScheme(sch2);

	const renames = new Set(renamesArr);

	if (!cli) {
		const { sqlStatements, statements } = await applySqliteSnapshotsDiff(
			sn1,
			sn2,
			testTablesResolver(renames),
			testColumnsResolver(renames),
			testViewsResolverSqlite(renames),
			sch1,
			sch2,
		);
		return { sqlStatements, statements };
	}

	const { sqlStatements, statements } = await applySqliteSnapshotsDiff(
		sn1,
		sn2,
		tablesResolver,
		columnsResolver,
		sqliteViewsResolver,
		sch1,
		sch2,
	);
	return { sqlStatements, statements };
};