getWithDefaultsPropExpressions(node) {
    const map = getWithDefaultsProps(node)

    /** @type {Record<string, Expression | undefined>} */
    const result = {}

    for (const key of Object.keys(map)) {
      const prop = map[key]
      result[key] = prop && prop.value
    }

    return result
  }
Gets a map of the expressions defined in withDefaults.
@param {CallExpression} node The node of defineProps
@returns { { [key: string]: Expression | undefined } }