Function isShapeOf

packages/core/test/render3/is_shape_of.ts:62–67

(obj: any, shapeOf: ShapeOf<T>)

 * @param shapeOf Desired shape.
 */
export function isShapeOf<T>(obj: any, shapeOf: ShapeOf<T>): obj is T {
  if (typeof obj === 'object' && obj) {
    return Object.keys(shapeOf).every((key) => obj.hasOwnProperty(key));
  }
  return false;
}

/**
 * Determines if `obj` matches the shape `TI18n`.