import {createComputed} from '@revideo/core';
import {addInitializer} from './initializers';

/**
 * Create a computed method decorator.
 *
 * @remarks
 * This decorator turns the given method into a computed value.
 * See {@link createComputed} for more information.
 */
export function computed(): MethodDecorator {
  return (target: any, key) => {
    addInitializer(target, (instance: any) => {
      const method = Object.getPrototypeOf(instance)[key];
      instance[key] = createComputed(method.bind(instance), instance);
    });
  };
}