/**
   * Files in the <a href="https://www.dartlang.org/articles/embedding-in-html/">dart</a>
   * programming language.
   *
   * @since 19.0
   */
  public static final MediaType DART_UTF_8 = createConstantUtf8(APPLICATION_TYPE, "dart");

  /**
   * <a

  /**
   * Files in the <a href="https://www.dartlang.org/articles/embedding-in-html/">dart</a>
   * programming language.
   *
   * @since 19.0
   */
  public static final MediaType DART_UTF_8 = createConstantUtf8(APPLICATION_TYPE, "dart");

  /**
   * <a

nir?nner??les?ælk??dra&b?eb??g&nasrop?vi?ŋásrop??j&daehal&a?á??jedub?v&arekkhar?árekkhár???ksiouf?n&diaegadvoug?taed???v&irp?lesl&am?åm???y&b&essen?nart?sebel?tsev??o&d&ar?na!s??or??gavtsev?k&rajb?sa??lem?mrak?n&art?n&if?orb???r&a&mah?n?v??e&dni?t&so?ton??va??ul?yd??s&am?enner?gav?lrak?tivk??vrejks??ø&d&ar?na!s??ør??gåvtsev?k&rajb?sa??lem?mrak?n&art?n&if?ørb???r&e&dni?t&so?tøn??va??ul?yd?æ&n?v???s&enner?gåv?tivk?åm??vrejks???á&slág?tlá?vreiks??å&gåv?h?jddådåb?lf??ø&d&ob?rav??r&egark?olf??s&dav?m...

        },
        "swedish_keywords": {
          "type":       "keyword_marker",
          "keywords": ["Hallå", "material", "sök"]
        },

          this.type = type
        }

      /** Add a part to the body. */
      fun addPart(body: RequestBody) =
        apply {
          addPart(Part.create(body))
        }

      /** Add a part to the body. */
      fun addPart(
        headers: Headers?,
        body: RequestBody,
      ) = apply {
        addPart(Part.create(headers, body))
      }

        boundary = "simple boundary",
        source = Buffer().writeUtf8(multipart),
      )

    val part = parts.nextPart()!!
    assertThat(part.body.readUtf8()).isEqualTo("abcd\r\n--simple boundar\r\n\r\nefgh")

    assertThat(parts.nextPart()).isNull()
  }

  @Test fun `do not need to read entire part`() {
    val multipart =
      """
      |--simple boundary
      |
      |abcd
      |efgh

      return specialCases.get(constantName);
    }
    List<String> parts = new ArrayList<>();
    for (String part : Splitter.on('_').split(constantName)) {
      if (!uppercaseAcronyms.contains(part)) {
        part = part.charAt(0) + Ascii.toLowerCase(part.substring(1));
      }
      parts.add(part);
    }
    return Joiner.on('-').join(parts);
  }

 *   while (true) {
 *     val part = multipartReader.nextPart() ?: break
 *     process(part.headers, part.body)
 *   }
 * }
 * ```
 *
 * Note that [nextPart] will skip any unprocessed data from the preceding part. If the preceding
 * part is particularly large or if the underlying source is particularly slow, the [nextPart] call
 * may be slow!
 *

          Object part = parts.next();
          if (part != null) {
            appendable.append(Joiner.this.toString(part));
            break;
          }
        }
        while (parts.hasNext()) {
          Object part = parts.next();
          if (part != null) {
            appendable.append(separator);
            appendable.append(Joiner.this.toString(part));
          }
        }

        this.newReading = newReading;
    }

    /**
     * Returns the new part of speech.
     *
     * @return The new part of speech.
     */
    public String getNewPos() {
        return newPos;
    }

    /**
     * Sets the new part of speech.
     *
     * @param newPos The new part of speech.
     */
    public void setNewPos(final String newPos) {
        this.newPos = newPos;