FEATURE: Block HTML Rendering
| Field | Value |
|---|---|
| Version | 20260812 V1 |
| Description | Defines HTML rendering for parsed block structure and block-level content. |
| Depends On | ARCHITECTURE.md, FEATURE-BLOCK-LISTS.md, FEATURE-INLINE-HTML.md |
| Provides | block HTML renderer |
| Consumes | block parser, inline parser |
Rendering Contract
- Paragraphs render as
<p>elements except for paragraphs in tight lists. - ATX and setext headings render as
<h1>through<h6>. - Thematic breaks render as
<hr />. - Indented and fenced code render as escaped
<pre><code>content. - Block quotes render as
<blockquote>. - Ordered and unordered lists preserve nesting, start values, item boundaries, and tightness.
- Raw HTML blocks remain unescaped.
Programmatic Acceptance
=== AC render-blocks-suite ===
Intent: Block-level HTML rendering passes the complete owned conformance scope.
Suite: scoped
Requires: executable=python3; scope=test
import subprocess import sys
result = subprocess.run( [sys.executable, "spec_tests.py", "--spec", "spec.txt", "--program", "./commonmark", "--pattern", "^(Thematic breaks|ATX headings|Setext headings|Indented code blocks|Fenced code blocks|HTML blocks|Paragraphs|Blank lines|Block quotes|List items|Lists)$"], capture_output=True, text=True, ) print(result.stdout) print(result.stderr, file=sys.stderr) assert result.returncode == 0 === END AC render-blocks-suite ===
=== AC render-blocks-escaping ===
Intent: Block rendering preserves structural nesting and escapes literal code content.
Suite: scoped
Requires: executable=python3; scope=test
import subprocess import sys
result = subprocess.run( [sys.executable, "spec_tests.py", "--spec", "spec.txt", "--program", "./commonmark", "--pattern", "^(Indented code blocks|Fenced code blocks|Block quotes|List items|Lists)$"], capture_output=True, text=True, ) assert result.returncode == 0 === END AC render-blocks-escaping ===
User Acceptance
- None.
Guardrails
- Block rendering never treats captured test output as a correctness oracle.
- Literal code content is escaped while raw HTML blocks remain preserved.