if (matches(c)) {
        if (c == replacement && (i == len - 1 || !matches(sequence.charAt(i + 1)))) {
          // a no-op replacement
          i++;
        } else {
          StringBuilder builder = new StringBuilder(len).append(sequence, 0, i).append(replacement);
          return finishCollapseFrom(sequence, i + 1, len, replacement, builder, true);
        }
      }
    }

      assertEqualsSame(expected, in, isNot('x').collapseFrom(in, replacement));
      assertEqualsSame(expected, in, is('x').negate().collapseFrom(in, replacement));
      assertEqualsSame(expected, in, anyOf("-").collapseFrom(in, replacement));
      assertEqualsSame(expected, in, anyOf("-#").collapseFrom(in, replacement));
      assertEqualsSame(expected, in, anyOf("-#123").collapseFrom(in, replacement));
    }
  }

                                    <label for="replacement" class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.replacement"/></label>
                                    <div class="col-sm-9">
                                        <la:errors property="replacement"/>
                                        <la:text styleId="replacement" property="replacement"

      if (matches(c)) {
        if (c == replacement && (i == len - 1 || !matches(sequence.charAt(i + 1)))) {
          // a no-op replacement
          i++;
        } else {
          StringBuilder builder = new StringBuilder(len).append(sequence, 0, i).append(replacement);
          return finishCollapseFrom(sequence, i + 1, len, replacement, builder, true);
        }
      }
    }

            if (matchUserAgent(pathMapping)) {
                String replacement = pathMapping.getReplacement();
                if (replacement == null) {
                    replacement = StringUtil.EMPTY;
                }
                result = result.replaceAll("(\"[^\"]*)" + pathMapping.getRegex() + "([^\"]*\")", "$1" + replacement + "$2");
            }
        }
        return result;
    }

    /**

  /**
   * Simple decorator that turns an array of replacement char[]s into a CharEscaper, this results in
   * a very fast escape method.
   */
  private static final class CharArrayDecorator extends CharEscaper {
    private final char[] @Nullable [] replacements;
    private final int replaceLength;

    CharArrayDecorator(char[] @Nullable [] replacements) {
      this.replacements = replacements;
      this.replaceLength = replacements.length;

        f"{data_path}/translated_doc_mermaid_translated.md"
    ).read_text("utf-8")

    assert fixed_content == expected_content  # Translated doc remains unchanged
    assert (
        "Skipping mermaid code block replacement (lines 41-44). This should be checked manually."
    ) in result.output


@pytest.mark.parametrize(
    "copy_test_files",
    [
        (
            f"{data_path}/en_doc.md",

     * Default constructor.
     */
    public SearchBody() {
        super();
    }

    /** Regular expression pattern for path mapping */
    public String regex;

    /** Replacement pattern for path mapping */
    public String replacement;

                                        <label for="replacement" class="col-sm-2 text-sm-right col-form-label"><la:message
                                                key="labels.replacement"/></label>
                                        <div class="col-sm-10">
                                            <la:text styleId="replacement" property="replacement"
                                                     styleClass="form-control"/>

     */
    public SearchForm() {
    }

    /**
     * The regular expression pattern field for path mapping.
     */
    public String regex;

    /**
     * The replacement string field for path mapping.
     */
    public String replacement;