Function maybeUnwrapFn

packages/core/src/render3/util/misc_utils.ts:54–60

(value: T | (() => T))

 * Unwrap a value which might be behind a closure (for forward declaration reasons).
 */
export function maybeUnwrapFn<T>(value: T | (() => T)): T {
  if (value instanceof Function) {
    return value();
  } else {
    return value;
  }
}