---
swagger: '2.0'
info:
  version: '0.1.0'
  title: parameters and responses expansion

parameters:
  someParam:
    name: some
    in: query
    type: string
    pattern: '^[a-z]$'
  bodyParam:
    name: some
    in: body
    schema:
      $ref: '#/definitions/myBody'
  someHeader:
    name: headerRefed
    in: header
    type: string
  anotherHeader:
    name: headerSlice
    in: header
    type: array
    items:
      type: string
  arrayQuery:
    name: arrayInQuery
    in: query
    type: array
    items:
      type: integer

responses:
  notFound:
    description: 'Not Found'
    schema:
      type: string
      default: "Element no found"
  defaultResponse:
    description: 'Default response'
    headers:
      x-yet-another-header:
        type: array
        items:
          type: string
    schema:
      type: string
      maxLength: 255

definitions:
  myBody:
    type: integer
  unused:
    type: integer
  schemaWithAllOf:
    type: object
    allOf:
    - type: object
      properties:
        prop1:
          type: integer
    - type: object
      properties:
        prop2:
          type: string
          pattern: '^[a-z]$'
paths:
  /some/where:
    parameters:
      - $ref: '#/parameters/someParam'
      - $ref: '#/parameters/arrayQuery'
      - name: anotherArray
        in: query
        type: array
        items:
          type: integer
    get:
      parameters:
      - $ref: '#/parameters/bodyParam'
      - name: other
        in: query
        type: string
      - $ref: '#/parameters/anotherHeader'
      - name: andAnother
        in: query
        type: array
        items:
          type: integer
      responses:
        403:
          $ref: '#/responses/notFound'
        default:
          description: default
          headers:
            x-pattern-default:
              type: string
              pattern: '^[a-z]$'
            x-array-pattern-default:
              type: array
              items:
                type: string
                pattern: '^[a-z]$'
    post:
      operationId: postSomeWhere
      parameters:
      - name: headerParam
        in: header
        type: string
      - $ref: '#/parameters/someHeader'
      - name: nestedParam
        in: query
        type: array
        items: 
          type: array
          items:
            type: string
            pattern: '^[a-z]$'
      responses:
        200:
          description: ok
          headers:
            x-post-header:
              type: string
              pattern: '^[a-z]$'
            x-response-array-header:
              type: array
              items: 
                type: string
          schema:
            $ref: '#/definitions/schemaWithAllOf'
        201:
          description: ok
          schema:
            type: array
            items:
              $ref: '#/definitions/schemaWithAllOf'
        default:
          $ref: '#/responses/defaultResponse'
  /some/where/else:
    get:
      parameters:
      - $ref: '#/parameters/someParam'
      - name: myOtherBodyParam
        in: body
        schema:
          $ref: '#/definitions/myBody'
      responses:
        default:
          $ref: '#/responses/defaultResponse'
  /some/remote:
    $ref: 'other-source.yaml#/pathItems/patchMethod'