Method setHeader

packages/next/src/server/lib/mock-request.ts:377–393

(name: string, value: OutgoingHttpHeader)

  }

  public setHeader(name: string, value: OutgoingHttpHeader) {
    if (Array.isArray(value)) {
      // Because `set` here should override any existing values, we need to
      // delete the existing values before setting the new ones via `append`.
      this.headers.delete(name)

      for (const v of value) {
        this.headers.append(name, v)
      }
    } else if (typeof value === 'number') {
      this.headers.set(name, value.toString())
    } else {
      this.headers.set(name, value)
    }

    return this
  }

  public removeHeader(name: string): void {
    this.headers.delete(name)