replaceWith =
        ReplaceWith(
          expression = "file.asRequestBody(contentType)",
          imports = ["okhttp3.RequestBody.Companion.asRequestBody"],
        ),
      level = DeprecationLevel.WARNING,
    )
    fun create(
      contentType: MediaType?,
      file: File,
    ): RequestBody = file.asRequestBody(contentType)
  }

import java.io.File
import java.io.IOException
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.RequestBody
import okhttp3.RequestBody.Companion.asRequestBody
import okio.Buffer
import okio.BufferedSink
import okio.ForwardingSink
import okio.buffer

class UploadProgress {
  companion object {
    private const val IMGUR_CLIENT_ID = "9199fdef135c122"

    requestBody = byteArrayOf(0, 1).toRequestBody(null, 0, 2)
    requestBody = byteArrayOf(0, 1).toRequestBody("".toMediaTypeOrNull(), 0, 2)
    requestBody = File("").asRequestBody(null)
    requestBody = File("").asRequestBody("".toMediaTypeOrNull())
  }

  @Test
  fun response() {
    val response: Response = Response.Builder().build()
    val request: Request = response.request

import java.util.UUID
import kotlin.test.assertFailsWith
import okhttp3.Headers.Companion.headersOf
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.RequestBody.Companion.asRequestBody
import okhttp3.RequestBody.Companion.toRequestBody
import okio.Buffer
import okio.ByteString.Companion.encodeUtf8
import okio.GzipSource
import okio.buffer
import okio.use
import org.junit.jupiter.api.Test

      fun run() {
        val file = File("README.md")

        val request = Request.Builder()
            .url("https://api.github.com/markdown/raw")
            .post(file.asRequestBody(MEDIA_TYPE_MARKDOWN))
            .build()

        client.newCall(request).execute().use { response ->
          if (!response.isSuccessful) throw IOException("Unexpected code $response")

    as the API to read response trailers is unchanged. Testers may use this new stable API to
    supply trailers for a `Response`.

 *  New: `Path.asRequestBody()` is now a non-experimental API.

 *  New: `FileDescriptor.toRequestBody()` is now a non-experimental API.

 *  New: Stop using experimental coroutines APIs in our `okhttp-coroutines` artifact.