CloseableUtil.closeQuietly(in);

        // Verify heading metadata
        final String[] headings = extractData.getValues("headings");
        assertNotNull(headings);
        assertTrue(headings.length > 0);

        boolean foundIntroduction = false;
        boolean foundFeatures = false;
        for (final String heading : headings) {
            if (heading.contains("Introduction")) {
                foundIntroduction = true;

### Grammar and tone

1) Use polite, instructional Korean (e.g. 합니다/하세요 style).
2) Keep the tone consistent with the existing Korean FastAPI docs.

### Headings

1) Follow existing Korean heading style (short, action-oriented headings like “확인하기”).
2) Do not add trailing punctuation to headings.

### Quotes

1) Keep quote style consistent with the existing Korean docs.

1) Use clear, concise technical Chinese consistent with existing docs.
2) Address the reader naturally (commonly using “你/你的”).

### Headings

1) Follow existing Simplified Chinese heading style (short and descriptive).
2) Do not add trailing punctuation to headings.
3) If a heading contains only the name of a FastAPI feature, do not translate it.

### Quotes and punctuation

Hello again.

////

//// tab | Info

The only hard rule for headings is that the LLM leaves the hash part inside curly brackets unchanged, which ensures that links do not break.

See section `### Headings` in the general prompt in `scripts/translate.py`.

For some language specific instructions, see e.g. section `### Headings` in `docs/de/llm-prompt.md`.

////

1) Use clear, concise technical Traditional Chinese consistent with existing docs.
2) Address the reader naturally (commonly using “你/你的”).

### Headings

1) Follow existing Traditional Chinese heading style (short and descriptive).
2) Do not add trailing punctuation to headings.

### Quotes and punctuation

### Grammar and tone

1) Use polite/formal address consistent with existing Ukrainian docs (use “ви/ваш”).
2) Keep the tone concise and technical.

### Headings

1) Follow existing Ukrainian heading style; keep headings short and instructional.
2) Do not add trailing punctuation to headings.

### Quotes

1) Prefer Ukrainian guillemets «…» for quoted terms in prose, matching existing Ukrainian docs.

Brad Fitzpatrick <******@****.***> 1764180701 -0800

                    headings.add(headingText.toString());
                }
                super.visit(heading);
            }
        });

        if (!headings.isEmpty()) {
            extractData.putValues("headings", headings.toArray(new String[0]));
        }
    }

    /**
     * Extracts link URLs from the document.
     *
     * @param document the parsed Markdown document

        .setExpectation(-Math.pow(2, 53), DOWN, CEILING, HALF_DOWN, HALF_EVEN)
        .setExpectation(DoubleUtils.nextDown(-Math.pow(2, 53)), FLOOR, UP, HALF_UP)
        .roundUnnecessaryShouldThrow()
        .test();
  }

  public void testRoundToDouble_negativeTwoToThe54MinusOne() {
    new RoundToDoubleTester(BigDecimal.valueOf((-1L << 54) - 1))
        .setExpectation(-Math.pow(2, 54), DOWN, CEILING, HALF_DOWN, HALF_UP, HALF_EVEN)

import static com.google.common.truth.Truth.assertWithMessage;
import static java.math.BigInteger.ONE;
import static java.math.BigInteger.TEN;
import static java.math.BigInteger.ZERO;
import static java.math.RoundingMode.CEILING;
import static java.math.RoundingMode.DOWN;
import static java.math.RoundingMode.FLOOR;
import static java.math.RoundingMode.HALF_DOWN;
import static java.math.RoundingMode.HALF_EVEN;