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

    /**

 */
package okhttp3.recipes.kt

import java.io.IOException
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.RequestBody.Companion.asRequestBody
import okio.Path.Companion.toPath
import okio.buffer
import okio.fakefilesystem.FakeFileSystem

class PostPath {
  private val client = OkHttpClient()
  private val fileSystem = FakeFileSystem()

import java.io.FileDescriptor
import java.io.FileInputStream
import java.io.IOException
import java.nio.file.Path
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.RequestBody.Companion.asRequestBody
import okhttp3.RequestBody.Companion.toRequestBody
import okio.Buffer
import okio.FileSystem
import okio.Path.Companion.toOkioPath
import org.junit.jupiter.api.Assertions.assertThrows

import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.RequestBody.Companion.asRequestBody

class PostFile {
  private val client = OkHttpClient()

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

    val request =
      Request(
        url = "https://api.github.com/markdown/raw".toHttpUrl(),
        body = file.asRequestBody(MEDIA_TYPE_MARKDOWN),
      )

    client.newCall(request).execute().use { response ->

import java.io.File
import java.io.IOException
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.MultipartBody
import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.RequestBody.Companion.asRequestBody

class PostMultipart {
  private val client = OkHttpClient()

  fun run() {
    // Use the imgur image upload API as documented at https://api.imgur.com/endpoints/image
    val requestBody =