What’s New in Asciidoctor PDF 2.1

Resolve font size for monospaced cell when font size value on codespan key in theme is relative.

Fix position of background color on caption with outside margin.

Don’t allow font scale to compound when entering nested table.

Include source location in warning message for truncated table cell if sourcemap is enabled.

Allow alt text for block image, video, and audio to wrap to next line on same page.

Apply text-transform from custom role on phrase after attributes have been resolved.

Make URL check more strict so image target containing a colon is not mistaken as a URL.

Interpret start-at theme keys with value 1 correctly (as 1 instead of 2).

Restore column layout after importing page(s) from PDF.

Fix crash when border color is transparent (thematic-break-border-color, admonition-column-rule, quote-border-color, verse-border-color).

Ensure page margin is restored after imported page.

Apply page layout from main document to new page in scratch document.

Use correct logic to insert page before TOC with automatic placement when doctype=book and media=prepress.

Use get_entries_for_toc to determine if the TOC is non-empty rather than Document#sections?.

Store zero-based column on Extent for extensions to use to position cursor at start of extent.

Place block image in SVG format in correct column when align is left and page columns are enabled.

Accurately trap LoadError from CodeRay if source language is not recognized on code block.

Only draw rounded rectangle around phrase if border-radius is > 0.

Use base-border-color value if border width is set on role for inline phrase but not border color.

When avoid is assigned to the heading-part-break-after key in theme, a page break isn’t inserted between a part and its first chapter.

Support for the scale attribute was added to image macros.

Support for the iw unit value was added to the pdfwidth attribute on image macros.

A backlink is created from a bibref on a bibliography entry to the first reference to that entry in the document.

The text formatting on index terms is preserved when displayed in the index section.