MANIFEST: commonmark

updated: 2026-08-12T17:25:19+00:00 state: approved blocks: 16 planning_feedback: | analyze-display_name applied ARCHITECTURE.md analyze-short_description applied ARCHITECTURE.md

applied: ARCHITECTURE.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,ARCHITECTURE_compact.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-BLOCK-LEAF.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-BLOCK-LISTS.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-BLOCK-QUOTES.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-CLI-DOCUMENTATION.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-CLI-ENTRYPOINT.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-CLI-ERRORS.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-CONFORMANCE-ASSETS.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-CONFORMANCE-FULL.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-INLINE-CODE-BREAKS.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-INLINE-EMPHASIS.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-INLINE-ESCAPES.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-INLINE-HTML.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-INLINE-LINKS.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-RENDER-BLOCKS.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-RENDER-INLINE.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,FEATURE-RENDER-NORMALIZATION.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,cmark.py=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,common.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,normalize.py=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,python.md=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,spec.txt=fbe2a3c24923687cda7ed5bbd2ac5533856697d6,spec_tests.py=fbe2a3c24923687cda7ed5bbd2ac5533856697d6 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story 1: Define parser architecture and module boundaries.

id: architecture evidence: evidence/block-1.md summary: Define parser architecture and module boundaries. type: foundational kind: capability phase: 1 block: 1 implements: ARCHITECTURE.md scope: both instructions: | Define the Python module boundaries for a two-phase CommonMark parser, HTML renderer, executable entry point, and POSIX conformance wrapper. Record the approved technology stack and prohibit public Markdown implementations. stack: common.md, python.md stack_mode: builder size: 7037 provides: parser architecture, block parser boundary, inline parser boundary, renderer boundary acceptance: yes state: closed/verified

story 2: Implement the standard-input and standard-output parser entry point.

id: cli-entrypoint evidence: evidence/block-2.md summary: Implement the standard-input and standard-output parser entry point. type: service kind: capability phase: 1 block: 2 implements: FEATURE-CLI-ENTRYPOINT.md covers: CLI-001 context: cmark.py, normalize.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 5722 provides: parser executable consumes: parser core, HTML renderer instructions: Implement the executable that reads UTF-8 Markdown from standard input, parses blocks before inlines, and writes rendered HTML to standard output. Preserve the harness invocation contract. acceptance: yes depends: architecture state: closed/verified scope: target

story 3: Define deterministic parser process errors and exit behavior.

id: cli-errors finding: ADVISORY: acceptance criterion may be mis-authored: cli-errors-stdout-integrity — static analysis doubts these assertions; they were graded normally. Review the authoring in the Blueprint specification. evidence: evidence/block-2.md summary: Define deterministic parser process errors and exit behavior. type: service kind: capability phase: 1 block: 2 implements: FEATURE-CLI-ERRORS.md covers: CLI-002 context: spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 5343 provides: parser error behavior consumes: parser executable instructions: Implement deterministic operational failure handling, nonzero exit behavior, and stdout integrity for invalid process conditions. Keep diagnostics on stderr. acceptance: yes depends: cli-entrypoint state: closed/verified scope: target

story 4: Document parser operation and conformance verification.

id: cli-documentation evidence: evidence/block-3.md summary: Document parser operation and conformance verification. type: service kind: capability phase: 1 block: 3 implements: FEATURE-CLI-DOCUMENTATION.md covers: CLI-003 context: ARCHITECTURE_compact.md stack: common.md stack_mode: consumer size: 2092 instructions: Write a concise README documenting standard-input to standard-output operation and the required sh full_test.sh invocation. acceptance: yes depends: cli-entrypoint state: closed/verified scope: target

story 5: Parse CommonMark leaf blocks.

id: block-leaf evidence: evidence/block-4.md summary: Parse CommonMark leaf blocks. type: service kind: capability phase: 2 block: 4 implements: FEATURE-BLOCK-LEAF.md covers: BLOCK-001 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 57009 budget: over-target provides: leaf block parser consumes: parser executable instructions: Implement thematic breaks, ATX and setext headings, indented and fenced code blocks, HTML blocks, paragraphs, and link reference definitions according to CommonMark 0.31.2. acceptance: yes depends: cli-entrypoint state: closed/verified scope: target

story 6: Parse nested block quotes and lazy continuation.

id: block-quotes summary: Parse nested block quotes and lazy continuation. type: service kind: capability phase: 2 block: 5 implements: FEATURE-BLOCK-QUOTES.md covers: BLOCK-002 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 56877 budget: over-target provides: block quote parser consumes: leaf block parser instructions: Implement block quote markers, nesting, blank lines, lazy paragraph continuation, and all contained block structure. acceptance: yes depends: block-leaf state: blocked/questions evidence: evidence/block-5.md scope: target

story 7: Parse CommonMark list items and list structure.

id: block-lists evidence: evidence/block-6.md summary: Parse CommonMark list items and list structure. type: service kind: capability phase: 2 block: 6 implements: FEATURE-BLOCK-LISTS.md covers: BLOCK-003 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 56945 budget: over-target provides: list parser consumes: leaf block parser, block quote parser instructions: Implement bullet and ordered lists, nesting, lazy continuation, empty items, marker indentation, delimiter changes, and tight versus loose rendering metadata. acceptance: yes depends: block-quotes state: closed/verified scope: target

story 8: Parse escapes and character references.

id: inline-escapes evidence: evidence/block-7.md summary: Parse escapes and character references. type: service kind: capability phase: 3 block: 7 implements: FEATURE-INLINE-ESCAPES.md covers: INLINE-001 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 56814 budget: over-target provides: escape parser, character reference parser consumes: block parser instructions: Implement punctuation escapes, named entities, decimal and hexadecimal references, invalid-code-point replacement, and context restrictions. acceptance: yes depends: block-lists state: closed/verified scope: target

story 9: Parse code spans and line breaks.

id: inline-code-breaks evidence: evidence/block-8.md summary: Parse code spans and line breaks. type: service kind: capability phase: 3 block: 8 implements: FEATURE-INLINE-CODE-BREAKS.md covers: INLINE-002 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 56809 budget: over-target provides: code span parser, hard break parser, soft break parser consumes: block parser instructions: Implement delimiter-length code spans, code-span normalization, hard breaks, soft breaks, and trailing-space behavior. acceptance: yes depends: block-lists state: closed/verified scope: target

story 10: Parse emphasis and strong emphasis using delimiter rules.

id: inline-emphasis evidence: evidence/block-9.md summary: Parse emphasis and strong emphasis using delimiter rules. type: service kind: capability phase: 3 block: 9 implements: FEATURE-INLINE-EMPHASIS.md covers: INLINE-003 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 56836 budget: over-target provides: emphasis parser, strong emphasis parser consumes: block parser, code span parser instructions: Implement delimiter runs, flanking rules, intraword restrictions, nesting, precedence, and the modulo-three constraints for emphasis and strong emphasis. acceptance: yes depends: inline-code-breaks state: closed/verified scope: target

story 11: Parse links and images.

id: inline-links evidence: evidence/block-10.md summary: Parse links and images. type: service kind: capability phase: 3 block: 10 implements: FEATURE-INLINE-LINKS.md covers: INLINE-004 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 57041 budget: over-target provides: link parser, image parser, reference resolver consumes: block parser, inline parser instructions: Implement inline, full-reference, collapsed-reference, and shortcut links; nested image descriptions; balanced destinations; titles; and reference definition precedence. acceptance: yes depends: inline-emphasis state: closed/verified scope: target

story 12: Parse autolinks and raw HTML.

id: inline-html evidence: evidence/block-11.md summary: Parse autolinks and raw HTML. type: service kind: capability phase: 3 block: 11 implements: FEATURE-INLINE-HTML.md covers: INLINE-005 context: spec.txt, spec_tests.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 56902 budget: over-target provides: autolink parser, raw HTML parser consumes: block parser, inline parser instructions: Implement URI and email autolinks plus raw HTML tags, comments, declarations, processing instructions, and CDATA while preserving raw markup. acceptance: yes depends: inline-links state: closed/verified scope: target

story 13: Render parsed block structure as CommonMark HTML.

id: render-blocks evidence: evidence/block-12.md summary: Render parsed block structure as CommonMark HTML. type: service kind: capability phase: 4 block: 12 implements: FEATURE-RENDER-BLOCKS.md covers: RENDER-001 context: spec.txt, spec_tests.py, normalize.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 58606 budget: over-target provides: block HTML renderer consumes: block parser, inline parser instructions: Render headings, paragraphs, thematic breaks, code blocks, block quotes, lists, list tightness, and escaped block content with required CommonMark HTML structure. acceptance: yes depends: inline-html state: closed/verified scope: target

story 14: Render parsed inline structure as CommonMark HTML.

id: render-inline evidence: evidence/block-13.md summary: Render parsed inline structure as CommonMark HTML. type: service kind: capability phase: 4 block: 13 implements: FEATURE-RENDER-INLINE.md covers: RENDER-002 context: spec.txt, spec_tests.py, normalize.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 58642 budget: over-target provides: inline HTML renderer consumes: inline parser instructions: Render text, links, images, code, emphasis, strong emphasis, breaks, entities, and raw HTML with required escaping and preservation rules. acceptance: yes depends: render-blocks state: closed/verified scope: target

story 15: Normalize URL, title, attribute, and special-character output.

id: render-normalization evidence: evidence/block-14.md summary: Normalize URL, title, attribute, and special-character output. type: service kind: integration phase: 4 block: 14 implements: FEATURE-RENDER-NORMALIZATION.md covers: RENDER-003 context: spec.txt, spec_tests.py, normalize.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 58645 budget: over-target provides: normalized URL output, normalized title output, normalized attribute output consumes: block HTML renderer, inline HTML renderer instructions: Ensure URL escaping, title escaping, attribute ordering and escaping, entity handling, and special-character output match the supplied harness expectations. acceptance: yes depends: render-inline state: closed/verified scope: target

story 16: Stage and exercise the supplied conformance harness within bounded story scopes.

id: conformance-assets evidence: evidence/block-15.md summary: Stage and exercise the supplied conformance harness within bounded story scopes. type: service kind: test harness phase: 4 block: 15 implements: FEATURE-CONFORMANCE-ASSETS.md covers: VERIFY-001, VERIFY-002 context: spec.txt, spec_tests.py, cmark.py, normalize.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 59085 budget: over-target provides: staged conformance assets, bounded conformance verification consumes: parser executable instructions: Stage only spec.txt, spec_tests.py, cmark.py, and normalize.py at the runtime paths required by the harness. Add bounded selector-based verification for the implementation stories without invoking an unfiltered suite. acceptance: yes depends: render-normalization state: closed/verified scope: both

story 17: Run the complete supplied CommonMark conformance suite.

id: conformance-full evidence: evidence/block-16.md summary: Run the complete supplied CommonMark conformance suite. type: service kind: test harness phase: 5 block: 16 implements: FEATURE-CONFORMANCE-FULL.md covers: VERIFY-003 accepts: st-001 context: spec.txt, spec_tests.py, cmark.py, normalize.py, ARCHITECTURE_compact.md stack: common.md, python.md stack_mode: consumer size: 58814 budget: over-target provides: full_test.sh, complete conformance verification consumes: parser executable, staged conformance assets instructions: Create full_test.sh as a POSIX-compatible wrapper for the complete unfiltered supplied suite. The terminal acceptance runs sh full_test.sh with Suite: full, prints captured output and error, and asserts only exit status zero. It carries Sea Trials: st-001. acceptance: yes depends: cli-entrypoint, cli-errors, cli-documentation, block-leaf, block-quotes, block-lists, inline-escapes, inline-code-breaks, inline-emphasis, inline-links, inline-html, render-blocks, render-inline, render-normalization, conformance-assets state: closed/verified scope: target