fun after() {
    assertThat(callbacks).isEmpty()
  }

  @Test
  fun multiline() {
    consumeEvents(
      """
      |data: YHOO
      |data: +2
      |data: 10
      |
      |
      """.trimMargin(),
    )
    assertThat(callbacks.remove()).isEqualTo(Event(null, null, "YHOO\n+2\n10"))
  }

  @Test
  fun multilineCr() {
    consumeEvents(
      """
      |data: YHOO
      |data: +2

import java.security.cert.CertificateFactory
import java.security.cert.X509Certificate
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.toByteString

/**
 * Decodes a multiline string that contains a [certificate][certificatePem] which is
 * [PEM-encoded][rfc_7468]. A typical input string looks like this:
 *
 * ```
 * -----BEGIN CERTIFICATE-----

     */
    private
    fun adjustIndentation(initalJsonString: String): String {
        val indentationRegex = """^\s+""".toRegex(RegexOption.MULTILINE)
        return indentationRegex.replace(initalJsonString) { m ->
            " ".repeat(m.value.length * 2)
        }
    }

 *
 */
public class XmlExtractor extends AbstractXmlExtractor {
    protected Pattern xmlEncodingPattern =
            Pattern.compile("<\\?xml.*encoding\\s*=\\s*['\"]([\\w\\d\\-_]*)['\"]\\s*\\?>", Pattern.MULTILINE | Pattern.CASE_INSENSITIVE);

    protected Pattern xmlTagPattern = Pattern.compile("<[^>]+>");

    @Override
    protected Pattern getEncodingPattern() {
        return xmlEncodingPattern;
    }

 * under the License.
 */
package org.apache.maven.internal;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Pattern;

/**
 * Helper class to format multiline messages to the console
 */
public class MultilineMessageHelper {

    private static final int DEFAULT_MAX_SIZE = 65;
    private static final char BOX_CHAR = '*';

    protected Pattern metaCharsetPattern = Pattern.compile("<meta.*content\\s*=\\s*['\"].*;\\s*charset=([\\w\\d\\-_]*)['\"]\\s*/?>",
            Pattern.MULTILINE | Pattern.CASE_INSENSITIVE);

    protected Pattern htmlTagPattern = Pattern.compile("<[^>]+>");

    protected Map<String, String> featureMap = new HashMap<>();

 *
 */
public class HtmlXpathExtractor extends AbstractXmlExtractor {
    protected Pattern metaCharsetPattern = Pattern.compile("<meta.*content\\s*=\\s*['\"].*;\\s*charset=([\\w\\d\\-_]*)['\"]\\s*/?>",
            Pattern.MULTILINE | Pattern.CASE_INSENSITIVE);

    protected Map<String, String> featureMap = new HashMap<>();

    protected Map<String, String> propertyMap = new HashMap<>();

public class XpathTransformer extends HtmlTransformer {
    private static final Logger logger = LoggerFactory.getLogger(XpathTransformer.class);

    private static final Pattern SPACE_PATTERN = Pattern.compile("\\s+", Pattern.MULTILINE);

    protected Map<String, String> fieldRuleMap = new LinkedHashMap<>();

    /** a flag to trim a space characters. */
    protected boolean trimSpaceEnabled = true;

    }
  }

  companion object {
    private val PEM_REGEX = Regex("""-----BEGIN ([!-,.-~ ]*)-----([^-]*)-----END \1-----""")

    /**
     * Decodes a multiline string that contains both a [certificate][certificatePem] and a
     * [private key][privateKeyPkcs8Pem], both [PEM-encoded][rfc_7468]. A typical input string looks
     * like this:
     *
     * ```

public class XmlTransformer extends AbstractTransformer {
    private static final Logger logger = LoggerFactory.getLogger(XmlTransformer.class);

    private static final Pattern SPACE_PATTERN = Pattern.compile("\\s+", Pattern.MULTILINE);

    protected boolean namespaceAware;

    protected boolean coalescing;

    protected boolean expandEntityRef = false;

    protected boolean ignoringComments;