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GenerateBoolean Class — drizzle-orm Architecture

Architecture documentation for the GenerateBoolean class in Generators.ts from the drizzle-orm codebase.

Class typescript DrizzleSeed

Entity Profile

Dependency Diagram

graph TD
  5ce8672f_c6e1_de5c_0da4_a636d0ceda0f["GenerateBoolean"]
  e5cee001_0354_7e76_ef0a_06dca71dc8ce["Generators.ts"]
  5ce8672f_c6e1_de5c_0da4_a636d0ceda0f -->|defined in| e5cee001_0354_7e76_ef0a_06dca71dc8ce
  c6189728_3eb0_0115_8935_0e1ddfdf6f74["init()"]
  5ce8672f_c6e1_de5c_0da4_a636d0ceda0f -->|method| c6189728_3eb0_0115_8935_0e1ddfdf6f74
  984b0675_6516_78ad_e22a_8914d80ca4d4["generate()"]
  5ce8672f_c6e1_de5c_0da4_a636d0ceda0f -->|method| 984b0675_6516_78ad_e22a_8914d80ca4d4

Relationship Graph

Source Code

drizzle-seed/src/services/Generators.ts lines 815–840

export class GenerateBoolean extends AbstractGenerator<{ arraySize?: number }> {
	static override readonly entityKind: string = 'GenerateBoolean';

	private state: {
		rng: prand.RandomGenerator;
	} | undefined;

	override init({ count, seed }: { count: number; seed: number }) {
		super.init({ count, seed });

		const rng = prand.xoroshiro128plus(seed);

		this.state = { rng };
	}

	generate() {
		if (this.state === undefined) {
			throw new Error('state is not defined.');
		}

		let value: number;

		[value, this.state.rng] = prand.uniformIntDistribution(0, 1, this.state.rng);
		return value === 1;
	}
}

Domain

Defined In

Source

Frequently Asked Questions

What is the GenerateBoolean class?
GenerateBoolean is a class in the drizzle-orm codebase, defined in drizzle-seed/src/services/Generators.ts.
Where is GenerateBoolean defined?
GenerateBoolean is defined in drizzle-seed/src/services/Generators.ts at line 815.

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