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Cutdown Specification v0.10.0

  Cutdown Markup Language Specification  Abstract  Table of Contents  1Conventions  1.1Streaming terms  1.2Identifier Character Set  1.3Segment  1.4Block Type  1.5Inline Type  1.6Block Scope  2Comments  2.1Single # is literal  2.2Double octothorpe ## — Line Comment (Reflection)  Trailing inline ## (on a structural line)  Standalone ## comment line  2.3Triple octothorpe ### — CommentBlock (block comment)  2.4Page assembly  2.5Render policy  2.6Interaction with attributes  3Document Model  3.1Document  3.2Page  4Block Segments  4.1Paragraph  4.2Section (Heading)  4.3Meta (Front Matter)  4.4CodeBlock  4.5MathBlock  4.6QuoteBlock  4.7List  4.7.1ListItem  4.7.2TaskItem  4.8Table  Header rows  Column alignment  Table shape  Row content  Empty tables  Reflection  Caption and escaping  4.9ImageBlock  4.10PageBreaker  4.11FileRef  4.12FileRefGroup  4.13NamedBlock  4.14RefDefinition  4.15SpoilerBlock  4.16CommentBlock  5Inline Segments  5.1Text  5.2Emphasis  5.3Strong  5.4Highlight  5.5Link  Link types and meaning  5.6CodeInline  5.7MathInline  5.8QuoteInline  5.9ImageInline  5.10Mark  5.11Variable  5.12Spoiler  5.13LineBreak  Line Comment (##) — not an inline segment  6Segment Attribution (Universal Attributes and Caption)  6.1Universal Attributes  6.1.1Syntax  6.1.2Placement  Block Opening Lines — Last-Attr Rule  Per-segment placement rules  Scope-chain rule (Rule B)  Trailing attr lines and loose-list detection  6.1.3Orphan Attributes  6.1.4Attribute Inside Link Text  6.2Caption  7Input Interpretation  7.1Streaming input snapshots  8Escaping  8.1Special Characters  8.2Block-Opener Escapes  8.3Opaque-Block Closer Escapes  9Parsing Algorithm  9.1Phase 1 — Input Interpretation  9.2Phase 2 — Block Identification  9.3Phase 3 — Block Classification  9.4Phase 4 — Inline Parsing  9.4.1Degradation classes  9.5Derived Structure  9.5.1Sectionization fold  9.5.2Pagination fold  9.6PageBreaker  9.7Incremental availability  10Block Structure and Block Boundaries  10.1Block Boundaries  10.2Leading and Trailing Whitespace  10.3Block Classification  10.4Syntax Primitives  10.4.1Doubled-symbol inline delimiter  10.4.2Tripled-symbol block delimiter  10.4.3Delimiter placement  10.4.4Symbol repetition  10.4.5Delimiter collisions  10.5List Indentation Model  10.6Container-Edge Blank Lines  11Precedence Rules  12Whitespace Rules  12.1Whitespaces in Block Segments  12.2Whitespaces in Inline Segments  13Special Character Reference  14AST Node (Segment) Reference  14.1Root Segments  14.2Block Segments  14.3Inline Segments  14.4Special Nodes  14.5Synthetic Segments  14.6Location Type  14.7Reflection Type  14.8Attributes Type  15Name and Compliance  16Streaming Conformance Profile  16.1Scope  16.2Input boundary  16.3Snapshot and EOF semantics  16.4Consumers and end of block  16.5Exclusions  16.6Evidence  17Canonical Form  17.1Registry  17.2Notes on individual rows  17.3What is not in the registry  

  Readme  Specification  Syntax summary  Policies  Conformance corpus  Contributing  License  Changelog  

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Empty document produces exactly one Ghost Page (null meta, empty children)

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