- YAML documents separators ("---") can now be followed by whitespace and comments ("# ....") on the same line. This fixes a bug where documents starting with a comment after the separator were ignored. Other types of content on the same line will result in an error. ([#103457](https://github.com/kubernetes/kubernetes/pull/103457),...

- Kubeadm: fix a whitespace issue in the output of the "kubeadm join" command shown as the output of "kubeadm init" and "kubeadm token create --print-join-command" ([#97413](https://github.com/kubernetes/kubernetes/pull/97413), [@SataQiu](https://github.com/SataQiu)) [SIG...

    /** The list of possible key/value separators */
    private static final char[] SEPARATORS = new char[] {'=', ':'};

    /** The white space characters used as key/value separators. */
    private static final char[] WHITE_SPACE = new char[] {' ', '\t', '\f'};

    /**
     * Unless standard java props, use UTF-8
     */
    static final String DEFAULT_ENCODING = StandardCharsets.UTF_8.name();

    /** The list of possible key/value separators */
    private static final char[] SEPARATORS = new char[] {'=', ':'};

    /** The white space characters used as key/value separators. */
    private static final char[] WHITE_SPACE = new char[] {' ', '\t', '\f'};

    /**
     * Unless standard java props, use UTF-8
     */
    static final Charset DEFAULT_ENCODING = StandardCharsets.UTF_8;

                    }
                    ip = (ip << 8) + b;
                }
                while (i < data.length && Character.isWhitespace(data[i])) {
                    i++;
                }
                j = i;
                while (j < data.length && !Character.isWhitespace(data[j])) {
                    j++;
                }

                name = new Name(tc.getConfig(), line.substring(i, j), 0x20, null);

indent_style = space
indent_size = 4

end_of_line = lf
charset = utf-8
trim_trailing_whitespace = true
insert_final_newline = true

spelling_languages = en-US

# Markdown files sometimes need trailing whitespaces.
[*.md]
trim_trailing_whitespace = false

[*.{yml,yaml}]
indent_size = 2

[gradle/verification-metadata.xml]
indent_size = 3

[subprojects/launcher/src/main/resources/release-features.txt]

                    }
                    ip = (ip << 8) + b;
                }
                while (i < data.length && Character.isWhitespace(data[i])) {
                    i++;
                }
                j = i;
                while (j < data.length && !Character.isWhitespace(data[j])) {
                    j++;
                }

                name = new Name(line.substring(i, j), 0x20, null);

        clientMaxWindowBits = 15,
        clientNoContextTakeover = true,
        serverMaxWindowBits = 8,
        serverNoContextTakeover = true,
      ),
    )
  }

  @Test
  fun noWhitespace() {
    assertThat(parse("permessage-deflate;server_no_context_takeover;client_no_context_takeover"))
      .isEqualTo(
        WebSocketExtensions(
          perMessageDeflate = true,

    val peek = peek()
    for (i in 0 until codePointLimit) {
      if (peek.exhausted()) {
        break
      }
      val codePoint = peek.readUtf8CodePoint()
      if (Character.isISOControl(codePoint) && !Character.isWhitespace(codePoint)) {
        return false
      }
    }
    return true
  } catch (_: EOFException) {
    return false // Truncated UTF-8 sequence.
  }

        final StringBuilder buf = new StringBuilder(searchWord.length());
        char prev = 0;
        for (final char c : searchWord.toCharArray()) {
            if (!Character.isWhitespace(c)) {
                buf.append(c);
            } else if (!Character.isWhitespace(prev)) {
                buf.append(' ');
            }
            prev = c;
        }
        final String[] words = buf.toString().trim().split(" ");