`allOf` section with `required` is not working

[asmka]

Description

The schema combined with required is not generated correctly.

Environment

• Package version: v1.10.1
• OS:
  • [ ] Linux
  • [ ] Windows
  • [x] macOS
• Node.js version: v16.14.2
• npm version: 8.5.0

Additional context

Definition

openapi: 3.0.3
info:
  title: example
  version: 0.1.0
servers:
- url: https://example.com/v1
paths:
  /path:
    get:
      summary: 
      responses:
        '200':
          description: 取得成功
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ResponseSchema'
components:
  schemas:
    ResponseSchema:
      allOf:
        - required:
            - req_property
        - $ref: '#/components/schemas/BaseSchema'
    BaseSchema:
      type: object
      properties:
        req_property:
          type: string
          description: required property in response
        unreq_property:
          type: string
          description: unrequired property in response

Generated

/* eslint-disable */
export type ResponseSchema = string & BaseSchema

export type BaseSchema = {
  /** required property in response */
  req_property?: string | undefined
  /** unrequired property in response */
  unreq_property?: string | undefined
}

Expected

/* eslint-disable */
export type ResponseSchema = {
  /** required property in response */
  req_property: string
  /** unrequired property in response */
  unreq_property?: string | undefined
}

export type BaseSchema = {
  /** required property in response */
  req_property?: string | undefined
  /** unrequired property in response */
  unreq_property?: string | undefined
}