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prepareFromExports() — drizzle-orm Function Reference

Architecture documentation for the prepareFromExports() function in pgImports.ts from the drizzle-orm codebase.

Function typescript DrizzleKit SnapshotSerializer called by 5

Entity Profile

Dependency Diagram

graph TD
  8a27a37e_77c2_8cae_2be7_4372b0f5b7a7["prepareFromExports()"]
  04ea3fca_c22c_3db0_5ecd_ef1de68ce128["pgImports.ts"]
  8a27a37e_77c2_8cae_2be7_4372b0f5b7a7 -->|defined in| 04ea3fca_c22c_3db0_5ecd_ef1de68ce128
  2de6d3a5_f3ce_a0e2_343b_91dc72274330["generateDrizzleJson()"]
  2de6d3a5_f3ce_a0e2_343b_91dc72274330 -->|calls| 8a27a37e_77c2_8cae_2be7_4372b0f5b7a7
  116b704a_4069_7b7b_bc9f_8c24642fc375["generateSQLiteDrizzleJson()"]
  116b704a_4069_7b7b_bc9f_8c24642fc375 -->|calls| 8a27a37e_77c2_8cae_2be7_4372b0f5b7a7
  0b2b83dd_9eb0_046b_3c8a_c644b899f7d0["generateMySQLDrizzleJson()"]
  0b2b83dd_9eb0_046b_3c8a_c644b899f7d0 -->|calls| 8a27a37e_77c2_8cae_2be7_4372b0f5b7a7
  6bbf7ad1_6052_d345_e9c5_7eda2f0abb09["generateSingleStoreDrizzleJson()"]
  6bbf7ad1_6052_d345_e9c5_7eda2f0abb09 -->|calls| 8a27a37e_77c2_8cae_2be7_4372b0f5b7a7
  45914515_4337_cc32_8d5b_61b066c6f08a["prepareFromPgImports()"]
  45914515_4337_cc32_8d5b_61b066c6f08a -->|calls| 8a27a37e_77c2_8cae_2be7_4372b0f5b7a7
  style 8a27a37e_77c2_8cae_2be7_4372b0f5b7a7 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-kit/src/serializer/pgImports.ts lines 20–71

export const prepareFromExports = (exports: Record<string, unknown>) => {
	const tables: AnyPgTable[] = [];
	const enums: PgEnum<any>[] = [];
	const schemas: PgSchema[] = [];
	const sequences: PgSequence[] = [];
	const roles: PgRole[] = [];
	const policies: PgPolicy[] = [];
	const views: PgView[] = [];
	const matViews: PgMaterializedView[] = [];
	const relations: Relations[] = [];

	const i0values = Object.values(exports);
	i0values.forEach((t) => {
		if (isPgEnum(t)) {
			enums.push(t);
			return;
		}
		if (is(t, PgTable)) {
			tables.push(t);
		}

		if (is(t, PgSchema)) {
			schemas.push(t);
		}

		if (isPgView(t)) {
			views.push(t);
		}

		if (isPgMaterializedView(t)) {
			matViews.push(t);
		}

		if (isPgSequence(t)) {
			sequences.push(t);
		}

		if (is(t, PgRole)) {
			roles.push(t);
		}

		if (is(t, PgPolicy)) {
			policies.push(t);
		}

		if (is(t, Relations)) {
			relations.push(t);
		}
	});

	return { tables, enums, schemas, sequences, views, matViews, roles, policies, relations };
};

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Source

Frequently Asked Questions

What does prepareFromExports() do?
prepareFromExports() is a function in the drizzle-orm codebase, defined in drizzle-kit/src/serializer/pgImports.ts.
Where is prepareFromExports() defined?
prepareFromExports() is defined in drizzle-kit/src/serializer/pgImports.ts at line 20.
What calls prepareFromExports()?
prepareFromExports() is called by 5 function(s): generateDrizzleJson, generateMySQLDrizzleJson, generateSQLiteDrizzleJson, generateSingleStoreDrizzleJson, prepareFromPgImports.

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