Function createStepsFromJSON

packages/graph/src/Steps.ts:7489–7503

(input: readonly StepJSON[])

export type StepJSON = [string, StepConfig, any[]?];

export function createStepsFromJSON(input: readonly StepJSON[]): readonly Step<any>[] {
  return input.map(([name, config, steps]) => {
    const StepClass = KnownSteps[name as keyof typeof KnownSteps] as unknown as new (
      config: StepConfig,
      steps?: readonly Step<any>[],
    ) => Step<any>;
    if (StepClass === undefined) {
      throw new Error(`Unknown step: ${name}`);
    }
    if (Array.isArray(steps)) {
      return new StepClass(config, createStepsFromJSON(steps));
    }
    return new StepClass(config);
  });
}