The three parsing primitives the TMX path needs that were not already in the tree (zlib inflate + the JSON reader already shipped): - Xml.* — a minimal, deterministic pure-Ludic XML reader for the element/attribute/CDATA subset TMX/TSX/TX use, spliced on demand. Handles nested elements, single/double-quoted attributes, text + <![CDATA[…]]>, comments, the <?xml?> prolog and <!DOCTYPE>, the five predefined entities and numeric character references. - Base64.* — standard base64 (RFC 4648) decode + a matching pure-Ludic encoder; the decoder ignores the whitespace Tiled wraps into <data>. Splicing Base64.* also pulls in inflate.ludic so a plain tool can run the full base64 -> zlib/gzip decode chain. - z_gunzip — gzip framing (RFC 1952) over the existing DEFLATE inflater: skip the 10-byte header + optional fields, inflate the body, ignore the CRC32/ISIZE trailer. Golden corpus vendored under assets/tiled-fixtures/ (mapeditor/tiled examples, attributed, + hand-authored multi-encoding fixtures). New example library/tiled_p0.ludic proves all three (21 assertions); docs pages + inventory added so check-impl stays green. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
14 lines
419 B
Markdown
14 lines
419 B
Markdown
---
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id: xml-attr
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name: Xml.attr
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category: xml
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kind: namespace-method
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tokens: Xml.attr
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sig: Xml.attr(node, key: string) -> string
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tip: An attribute's value by name.
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order: 4
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ns: Xml
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member: attr
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---
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Returns the value of attribute <code>key</code> (entity-decoded), or <code>""</code> if the element has no such attribute. Use <a href="xml-has"><code>Xml.has</code></a> to distinguish an empty value from an absent one.
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