tools: generate the artifact page from canon markdown

The page and the ADR had already diverged once. They are now one source: the
markdown is authoritative and the page is generated, never hand-edited.

The renderer recognises conventions the document already uses rather than
requiring extra markup, so the source stays a readable document. A table whose
first column is **X0**/**X1** becomes a level ladder; a table headed Threat
becomes the threat matrix; a table with a Kind column gets mechanical and
adversarial chips; a table headed "E \ P" becomes the two-axis grid; ## N.
headings build the section rail.

Stdlib only, per the structure-not-tooling stance. A publishing step that needs
its own toolchain is a publishing step that stops being run - the same
reasoning tenant-engine used for its pin check.

One real consequence beyond deduplication: the E x P matrix had existed only on
the page, so the canonical document did not contain its own central diagram.
It is now a table in the markdown, which is where it should always have been.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
This commit is contained in:
codex 2026-08-17 15:10:22 +02:00
parent c4f22a5e55
commit 1c65257352
4 changed files with 587 additions and 4 deletions

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:root{
--paper:#EDEEF0; --surface:#F6F7F8; --surface-2:#E4E6E9;
--ink:#171D24; --ink-2:#4A5561; --ink-3:#737E8A;
--rule:#D3D7DC; --rule-strong:#B6BCC3;
--brass:#8A6A2E; --brass-soft:#EFE5CD; --brass-line:#C9AE74;
--clay:#8A3A2C; --clay-soft:#F2DFDA;
--l0:#DCE0E2; --l1:#B9C4C7; --l2:#8CA1A6; --l3:#567D84; --l4:#23555E;
--chip-fg:#F6F7F8;
--font-display:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
--font-body:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
--font-mono:ui-monospace,"SF Mono","Cascadia Code",Menlo,Consolas,monospace;
--measure:66ch;
}
@media (prefers-color-scheme:dark){
:root:not([data-theme="light"]){
--paper:#12161A; --surface:#191E24; --surface-2:#222831;
--ink:#E6E9EC; --ink-2:#A3ADB7; --ink-3:#78838E;
--rule:#2A3138; --rule-strong:#3B444D;
--brass:#C9A45C; --brass-soft:#33290F; --brass-line:#6B5426;
--clay:#D08A76; --clay-soft:#3A211B;
--l0:#262C32; --l1:#35424A; --l2:#4A626B; --l3:#6A939D; --l4:#97C4CD;
--chip-fg:#12161A;
}
}
:root[data-theme="dark"]{
--paper:#12161A; --surface:#191E24; --surface-2:#222831;
--ink:#E6E9EC; --ink-2:#A3ADB7; --ink-3:#78838E;
--rule:#2A3138; --rule-strong:#3B444D;
--brass:#C9A45C; --brass-soft:#33290F; --brass-line:#6B5426;
--clay:#D08A76; --clay-soft:#3A211B;
--l0:#262C32; --l1:#35424A; --l2:#4A626B; --l3:#6A939D; --l4:#97C4CD;
--chip-fg:#12161A;
}
*{box-sizing:border-box}
body{
margin:0; background:var(--paper); color:var(--ink);
font-family:var(--font-body); font-size:17px; line-height:1.62;
-webkit-font-smoothing:antialiased;
}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px 96px}
.layout{display:grid;grid-template-columns:180px minmax(0,1fr);gap:56px;align-items:start}
@media (max-width:960px){.layout{grid-template-columns:1fr;gap:0}.rail{display:none}}
/* ---------- rail ---------- */
.rail{position:sticky;top:28px;padding-top:8px;font-family:var(--font-display);font-size:12px;line-height:1.5}
.rail ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px}
.rail a{color:var(--ink-3);text-decoration:none;display:flex;gap:9px}
.rail a:hover,.rail a:focus-visible{color:var(--brass)}
.rail .n{font-family:var(--font-mono);font-size:10px;color:var(--rule-strong);min-width:16px;padding-top:1px}
.rail .grp{margin-top:14px;font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--rule-strong)}
/* ---------- header ---------- */
header{padding:64px 0 40px;border-bottom:2px solid var(--ink);margin-bottom:44px}
.eyebrow{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:14px;margin-bottom:22px}
.eyebrow .stat{color:var(--clay)}
h1{font-family:var(--font-display);font-weight:800;letter-spacing:-.035em;line-height:.94;font-size:clamp(46px,9vw,92px);margin:0 0 6px;text-wrap:balance}
.sub{font-family:var(--font-display);font-weight:500;font-size:clamp(16px,2.4vw,21px);letter-spacing:-.01em;color:var(--ink-2);margin:0 0 30px;max-width:34ch;line-height:1.3}
.metagrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px 28px;border-top:1px solid var(--rule);padding-top:20px}
.metagrid dt{font-family:var(--font-mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);margin-bottom:5px}
.metagrid dd{margin:0;font-family:var(--font-display);font-size:13.5px;line-height:1.45;color:var(--ink)}
/* ---------- typography ---------- */
section{margin-bottom:60px;scroll-margin-top:24px}
h2{font-family:var(--font-display);font-weight:750;letter-spacing:-.022em;font-size:clamp(24px,3.4vw,31px);line-height:1.12;margin:0 0 18px;text-wrap:balance;display:flex;gap:14px;align-items:baseline}
h2 .sn{font-family:var(--font-mono);font-size:12px;font-weight:400;color:var(--brass);letter-spacing:.06em;flex:none;padding-top:2px}
h3{font-family:var(--font-display);font-weight:700;font-size:16px;letter-spacing:-.008em;margin:34px 0 10px;color:var(--ink)}
p{margin:0 0 15px;max-width:var(--measure)}
ul,ol{max-width:var(--measure);margin:0 0 15px;padding-left:20px}
li{margin-bottom:7px}
strong{font-weight:600}
em{font-style:italic}
code{font-family:var(--font-mono);font-size:.855em;background:var(--surface-2);padding:1px 5px;border-radius:2px}
a{color:var(--brass)}
.lede{font-size:19px;line-height:1.55;color:var(--ink-2);max-width:60ch}
/* ---------- devices ---------- */
.callout{border-left:3px solid var(--brass);background:var(--brass-soft);padding:18px 22px;margin:0 0 24px;max-width:var(--measure)}
.callout p:last-child{margin-bottom:0}
.callout .lbl{font-family:var(--font-mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--brass);display:block;margin-bottom:8px}
.rule-quote{border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);padding:26px 0;margin:28px 0;max-width:var(--measure)}
.rule-quote p{font-family:var(--font-display);font-weight:600;font-size:19px;line-height:1.38;letter-spacing:-.014em;margin:0;text-wrap:balance}
.hard{border-left:3px solid var(--clay);background:var(--clay-soft);padding:18px 22px;margin:0 0 24px;max-width:var(--measure)}
.hard .lbl{font-family:var(--font-mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--clay);display:block;margin-bottom:8px}
.hard p:last-child{margin-bottom:0}
.dec{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;color:var(--brass);text-transform:uppercase}
.vec{font-family:var(--font-mono);font-size:.9em;font-weight:600;background:var(--surface-2);padding:2px 7px;border-radius:2px;white-space:nowrap;letter-spacing:.04em}
/* ---------- tables ---------- */
.scroll{overflow-x:auto;margin:0 0 24px;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:520px;font-family:var(--font-display);font-size:13.5px;line-height:1.45}
th{text-align:left;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);font-weight:400;padding:0 16px 8px 0;border-bottom:1px solid var(--rule-strong);vertical-align:bottom}
td{padding:11px 16px 11px 0;border-bottom:1px solid var(--rule);vertical-align:top;color:var(--ink-2)}
td:first-child{color:var(--ink);font-weight:600}
tbody tr:last-child td{border-bottom:none}
.lvl{font-family:var(--font-mono);font-weight:600;font-size:12px;letter-spacing:.04em;color:var(--ink)}
/* ---------- ladders ---------- */
.breakout{margin:34px 0 40px}
.bhead{display:flex;justify-content:space-between;align-items:baseline;gap:20px;border-bottom:1px solid var(--rule-strong);padding-bottom:9px;margin-bottom:22px;flex-wrap:wrap}
.bhead h3{margin:0;font-size:13px;letter-spacing:.1em;text-transform:uppercase;font-family:var(--font-mono);font-weight:400;color:var(--ink-3)}
.bhead .note{font-family:var(--font-display);font-size:12.5px;color:var(--ink-3)}
.ladders{display:grid;gap:26px}
.ladder{display:grid;grid-template-columns:126px minmax(0,1fr);gap:18px;align-items:start}
@media (max-width:700px){.ladder{grid-template-columns:1fr;gap:10px}}
.ladder .pname{font-family:var(--font-display);font-weight:700;font-size:14px;letter-spacing:-.01em;padding-top:2px}
.ladder .pname span{display:block;font-family:var(--font-mono);font-size:10px;font-weight:400;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-top:3px}
.rungs{display:grid;gap:3px;grid-template-columns:repeat(5,minmax(0,1fr))}
@media (max-width:700px){.rungs{grid-template-columns:repeat(2,minmax(0,1fr))}}
.rung{padding:9px 10px 11px;background:var(--surface);border-top:4px solid var(--l0);min-width:0}
.rung.r1{border-top-color:var(--l1)} .rung.r2{border-top-color:var(--l2)}
.rung.r3{border-top-color:var(--l3)} .rung.r4{border-top-color:var(--l4)}
.rung .code{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--ink);display:block;margin-bottom:4px}
.rung .txt{font-family:var(--font-display);font-size:11.5px;line-height:1.34;color:var(--ink-2);display:block}
.rung.na{opacity:.42}
/* ---------- matrix ---------- */
.matrix-shell{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;align-items:stretch;margin-bottom:14px}
.ylab{writing-mode:vertical-rl;transform:rotate(180deg);font-family:var(--font-mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);text-align:center;padding-bottom:22px}
.mgrid{display:grid;grid-template-columns:34px repeat(5,minmax(0,1fr));gap:3px}
.mcell{background:var(--surface);min-height:60px;padding:6px;display:flex;flex-direction:column;justify-content:flex-end;gap:4px;min-width:0}
.mcell.tint1{background:color-mix(in srgb,var(--l1) 26%,var(--surface))}
.mcell.tint2{background:color-mix(in srgb,var(--l2) 26%,var(--surface))}
.mcell.tint3{background:color-mix(in srgb,var(--l3) 24%,var(--surface))}
.mcell.tint4{background:color-mix(in srgb,var(--l4) 22%,var(--surface))}
.mcell.void{background:repeating-linear-gradient(135deg,transparent,transparent 5px,var(--rule) 5px,var(--rule) 6px);opacity:.55}
.rlab,.clab{font-family:var(--font-mono);font-size:10px;font-weight:600;letter-spacing:.05em;color:var(--ink-3);display:flex;align-items:center;justify-content:center}
.rlab{min-height:60px}
.clab{padding-top:7px;min-height:22px}
.pin{font-family:var(--font-mono);font-size:9.5px;font-weight:600;letter-spacing:.02em;background:var(--ink);color:var(--paper);padding:2px 5px;border-radius:2px;line-height:1.3;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pin.ghost{background:transparent;color:var(--ink-2);border:1px dashed var(--rule-strong)}
.mnote{display:flex;gap:22px;flex-wrap:wrap;font-family:var(--font-display);font-size:12px;color:var(--ink-3);padding-top:6px}
.mnote .k{display:flex;align-items:center;gap:7px}
.sw{width:13px;height:13px;flex:none;background:var(--ink)}
.sw.g{background:transparent;border:1px dashed var(--rule-strong)}
.sw.v{background:repeating-linear-gradient(135deg,transparent,transparent 4px,var(--rule) 4px,var(--rule) 5px);border:1px solid var(--rule)}
@media (max-width:640px){
.mgrid{grid-template-columns:28px repeat(5,minmax(0,1fr))}
.mcell{min-height:52px;padding:4px}
.pin{font-size:8px;padding:1px 3px}
.rlab{min-height:52px}
}
/* ---------- methodology ---------- */
.verbs{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:2px;background:var(--rule);border:1px solid var(--rule)}
.verb{background:var(--surface);padding:18px 18px 20px}
.verb h4{font-family:var(--font-display);font-weight:750;font-size:15px;margin:0 0 7px;letter-spacing:-.01em}
.verb p{font-family:var(--font-display);font-size:12.5px;line-height:1.46;color:var(--ink-2);margin:0;max-width:none}
.verb .step{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.13em;color:var(--brass);display:block;margin-bottom:9px}
/* ---------- questions ---------- */
.qs{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--rule-strong)}
.q{display:grid;grid-template-columns:34px minmax(0,1fr) 170px;gap:18px;padding:16px 0;border-bottom:1px solid var(--rule);align-items:start}
@media (max-width:760px){.q{grid-template-columns:28px minmax(0,1fr);gap:12px}.q .owner{grid-column:2}}
.q .qn{font-family:var(--font-mono);font-size:11px;color:var(--brass);padding-top:3px}
.q .qt{font-family:var(--font-display);font-size:14px;line-height:1.48;color:var(--ink-2)}
.q .qt b{color:var(--ink);font-weight:700;display:block;margin-bottom:2px;font-size:14.5px}
.owner{font-family:var(--font-mono);font-size:10px;letter-spacing:.05em;color:var(--ink-3);padding-top:4px}
.owner .tag{display:inline-block;border:1px solid var(--rule-strong);padding:2px 7px;border-radius:2px}
.owner .tag.need{border-color:var(--clay);color:var(--clay)}
/* ---------- misc ---------- */
.numbers{font-family:var(--font-mono);font-size:12.5px;line-height:1.85;background:var(--surface);border-left:3px solid var(--l3);padding:16px 20px;margin:0 0 22px;overflow-x:auto;max-width:var(--measure)}
.numbers .v{color:var(--ink);font-weight:600}
.numbers .k{color:var(--ink-3)}
pre{font-family:var(--font-mono);font-size:12.5px;line-height:1.68;background:var(--surface);border-left:3px solid var(--rule-strong);padding:16px 20px;overflow-x:auto;margin:0 0 22px;max-width:var(--measure);color:var(--ink-2)}
.alt{border-bottom:1px solid var(--rule);padding:14px 0;max-width:var(--measure)}
.alt:last-of-type{border-bottom:none}
.alt b{font-family:var(--font-display);font-size:14px;display:block;margin-bottom:3px}
.alt p{font-size:14.5px;margin:0;color:var(--ink-2)}
.alt .verdict{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--clay)}
footer{border-top:2px solid var(--ink);margin-top:20px;padding-top:22px;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--ink-3);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.tm td,.tm th{text-align:center}
.tm td:first-child,.tm th:first-child{text-align:left}
.yes{color:var(--l4);font-weight:700}
.no{color:var(--clay);font-weight:700}
.kind{font-family:var(--font-mono);font-size:9px;letter-spacing:.09em;text-transform:uppercase;padding:2px 6px;border-radius:2px;white-space:nowrap;border:1px solid var(--rule-strong);color:var(--ink-3)}
.kind.adv{border-color:var(--clay);color:var(--clay)}
.routes{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:2px;background:var(--rule);border:1px solid var(--rule);margin:0 0 22px}
.route{background:var(--surface);padding:16px 18px}
.route h4{font-family:var(--font-display);font-weight:750;font-size:14px;margin:0 0 6px}
.route p{font-family:var(--font-display);font-size:12.5px;line-height:1.45;color:var(--ink-2);margin:0;max-width:none}
.route .tag{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;color:var(--brass);display:block;margin-bottom:8px}
a:focus-visible,.rail a:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

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#!/usr/bin/env python3
"""Render a canon markdown document into a styled, self-contained artifact page.
Single source of truth: the markdown. The page is generated, never hand-edited,
so the two cannot diverge.
Design devices are recognised from conventions already present in the markdown
rather than from extra markup, so the source stays a readable document:
* a table whose first column is `**X0**`/`**X1**`... renders as a level ladder
* a table whose first header cell is `Threat` renders as a threat matrix
* a table with a `Kind` column renders with mechanical/adversarial chips
* a table whose first header cell is `E \\ P` renders as the E x P matrix
* a blockquote renders as a pull quote
* `**Decision N.N...**` at the start of a paragraph renders as a decision
* `## N. Title` headings build the section rail
Stdlib only, per the estate's structure-not-tooling stance: a publishing step
that needs its own toolchain is a publishing step that stops being run.
Usage:
python3 tools/render-artifact.py <source.md> --output <page.html> \\
[--title "Name"] [--subtitle "..."]
"""
from __future__ import annotations
import argparse
import html
import pathlib
import re
import sys
STYLE = pathlib.Path(__file__).parent / "artifact-style.css"
INLINE_CODE = re.compile(r"`([^`]+)`")
BOLD = re.compile(r"\*\*([^*]+)\*\*")
EM = re.compile(r"(?<![*\w])\*([^*]+)\*(?!\*)")
LINK = re.compile(r"\[([^\]]+)\]\(([^)]+)\)")
HEADING = re.compile(r"^(#{1,4})\s+(.*)$")
SECTION_NO = re.compile(r"^(\d+)\.\s+(.*)$")
LEVEL_CELL = re.compile(r"^\*\*([IAEPR])(\d)\*\*$")
DECISION = re.compile(r"^\*\*(Decision [\d.]+[^*]*)\*\*(.*)$", re.S)
def inline(text: str) -> str:
"""Escape, then apply inline markdown. Order matters: code first."""
slots: list[str] = []
def stash(rendered: str) -> str:
slots.append(rendered)
return f"\x00{len(slots) - 1}\x00"
text = INLINE_CODE.sub(lambda m: stash(f"<code>{html.escape(m.group(1))}</code>"), text)
text = html.escape(text, quote=False)
text = LINK.sub(
lambda m: f'<a href="{html.escape(m.group(2), quote=True)}">{m.group(1)}</a>', text
)
text = BOLD.sub(r"<strong>\1</strong>", text)
text = EM.sub(r"<em>\1</em>", text)
for i, rendered in enumerate(slots):
text = text.replace(f"\x00{i}\x00", rendered)
return text
def split_frontmatter(source: str) -> tuple[dict, str]:
if not source.startswith("---\n"):
return {}, source
end = source.index("\n---\n", 4)
meta = {}
for line in source[4:end].splitlines():
if ":" in line and not line.startswith((" ", "-")):
key, _, value = line.partition(":")
meta[key.strip()] = value.strip().strip('"')
return meta, source[end + 5 :]
def parse_table(lines: list[str], start: int) -> tuple[list[list[str]], int]:
rows, i = [], start
while i < len(lines) and lines[i].lstrip().startswith("|"):
cells = [c.strip() for c in lines[i].strip().strip("|").split("|")]
if not all(set(c) <= set("-: ") for c in cells):
rows.append(cells)
i += 1
return rows, i
# --- table renderers -------------------------------------------------------
def render_ladder(rows: list[list[str]]) -> str:
"""A level table becomes a stepped scale. Colour depth encodes strength."""
body = rows[1:]
plane = LEVEL_CELL.match(body[0][0]).group(1)
names = {
"I": "Identity", "A": "Authorization", "E": "Enforcement",
"P": "Placement", "R": "Retention",
}
rungs = []
for cells in body:
match = LEVEL_CELL.match(cells[0])
if not match:
continue
n = int(match.group(2))
text = cells[1] if len(cells) > 1 else ""
rungs.append(
f'<div class="rung r{n}"><span class="code">{plane}{n}</span>'
f'<span class="txt">{inline(text)}</span></div>'
)
while len(rungs) < 5:
rungs.append('<div class="rung na"><span class="code">—</span>'
f'<span class="txt">Ladder ends at {plane}{len(rungs) - 1}.</span></div>')
return (
'<div class="ladder"><div class="pname">'
f'{names.get(plane, plane)}<span>plane {plane}</span></div>'
f'<div class="rungs">{"".join(rungs)}</div></div>'
)
def render_threat(rows: list[list[str]]) -> str:
head = "".join(f"<th>{inline(c)}</th>" for c in rows[0])
body = []
for cells in rows[1:]:
tds = [f"<td>{inline(cells[0])}</td>"]
for c in cells[1:]:
cls = "yes" if "" in c else "no" if "" in c else ""
tds.append(f'<td class="{cls}">{inline(c)}</td>')
body.append(f"<tr>{''.join(tds)}</tr>")
return (f'<div class="scroll"><table class="tm"><thead><tr>{head}</tr></thead>'
f'<tbody>{"".join(body)}</tbody></table></div>')
def render_matrix(rows: list[list[str]]) -> str:
"""`E \\ P` table becomes the two-axis grid. Cells hold pins or markers."""
cols = rows[0][1:]
cells = ['<div class="mgrid">']
for cells_row in rows[1:]:
e = cells_row[0].strip("*")
level = int(e[1]) if len(e) > 1 and e[1].isdigit() else 0
cells.append(f'<div class="rlab">{html.escape(e)}</div>')
for value in cells_row[1:]:
v = value.strip()
if v == "":
cells.append('<div class="mcell void"></div>')
continue
tint = f" tint{level}" if level else ""
pins = ""
for entry in (p.strip() for p in v.split("<br>") if p.strip()):
ghost = " ghost" if entry.startswith("(") else ""
pins += f'<span class="pin{ghost}">{inline(entry.strip("()"))}</span>'
cells.append(f'<div class="mcell{tint}">{pins}</div>')
cells.append('<div class="rlab"></div>')
cells.extend(f'<div class="clab">{html.escape(c)}</div>' for c in cols)
cells.append("</div>")
return (
'<div class="matrix-shell"><div class="ylab">Enforcement →</div>'
+ "".join(cells)
+ "</div>"
'<div class="mnote">'
'<span class="k"><span class="sw"></span>Where a service sits today</span>'
'<span class="k"><span class="sw g"></span>Target or default</span>'
'<span class="k"><span class="sw v"></span>Unreachable at this placement</span>'
"</div>"
)
def render_table(rows: list[list[str]]) -> str:
if not rows:
return ""
header = [c.strip() for c in rows[0]]
first = header[0].lower()
if first.replace(" ", "") in {"e\\p", "e\\p"}:
return render_matrix(rows)
if first == "threat":
return render_threat(rows)
kind_col = header.index("Kind") if "Kind" in header else None
# A level table is a ladder. The evidence table also leads with `Level` but
# carries a `Kind` column, and is a table of artifacts, not of rungs.
if first == "level" and kind_col is None and len(rows) > 1 and LEVEL_CELL.match(rows[1][0]):
return render_ladder(rows)
head = "".join(f"<th>{inline(c)}</th>" for c in header)
body = []
for cells in rows[1:]:
tds = []
for i, c in enumerate(cells):
if i == kind_col:
adv = "adv" if "adversarial" in c.lower() else ""
label = re.sub(r"[*_]", "", c).strip()
tds.append(f'<td><span class="kind {adv}">{html.escape(label)}</span></td>')
else:
tds.append(f"<td>{inline(c)}</td>")
body.append(f"<tr>{''.join(tds)}</tr>")
return (f'<div class="scroll"><table><thead><tr>{head}</tr></thead>'
f'<tbody>{"".join(body)}</tbody></table></div>')
# --- document ---------------------------------------------------------------
def render_body(markdown: str) -> tuple[str, list[tuple[str, str, str]]]:
lines = markdown.splitlines()
out: list[str] = []
rail: list[tuple[str, str, str]] = []
open_section = False
ladders_open = False
i = 0
def close_ladders() -> None:
nonlocal ladders_open
if ladders_open:
out.append("</div></div>")
ladders_open = False
while i < len(lines):
line = lines[i]
stripped = line.strip()
if not stripped:
i += 1
continue
heading = HEADING.match(stripped)
if heading:
level, text = len(heading.group(1)), heading.group(2)
if level == 1:
i += 1
continue
if level == 2:
close_ladders()
if open_section:
out.append("</section>")
match = SECTION_NO.match(text)
if match:
num, title = match.group(1), match.group(2)
anchor = f"s{num}"
rail.append((anchor, num, title))
out.append(
f'<section id="{anchor}"><h2>'
f'<span class="sn">{int(num):02d}</span>{inline(title)}</h2>'
)
else:
anchor = re.sub(r"[^a-z0-9]+", "-", text.lower()).strip("-")
rail.append((anchor, "·", text))
out.append(f'<section id="{anchor}"><h2>{inline(text)}</h2>')
open_section = True
else:
close_ladders()
out.append(f"<h3>{inline(text)}</h3>")
i += 1
continue
if stripped.startswith("|"):
rows, i = parse_table(lines, i)
rendered = render_table(rows)
if 'class="ladder"' in rendered:
if not ladders_open:
out.append('<div class="breakout"><div class="ladders">')
ladders_open = True
out.append(rendered)
else:
close_ladders()
out.append(rendered)
continue
close_ladders()
if stripped.startswith("```"):
block = []
i += 1
while i < len(lines) and not lines[i].strip().startswith("```"):
block.append(lines[i])
i += 1
out.append(f"<pre>{html.escape(chr(10).join(block))}</pre>")
i += 1
continue
if stripped.startswith(">"):
quote = []
while i < len(lines) and lines[i].strip().startswith(">"):
quote.append(lines[i].strip().lstrip(">").strip())
i += 1
out.append(f'<div class="rule-quote"><p>{inline(" ".join(quote))}</p></div>')
continue
if re.match(r"^[-*]\s+", stripped) or re.match(r"^\d+\.\s+", stripped):
ordered = bool(re.match(r"^\d+\.\s+", stripped))
items = []
while i < len(lines):
s = lines[i].strip()
if re.match(r"^[-*]\s+", s) or re.match(r"^\d+\.\s+", s):
items.append(re.sub(r"^([-*]|\d+\.)\s+", "", s))
elif s and lines[i].startswith((" ", "\t")) and items:
items[-1] += " " + s
else:
break
i += 1
tag = "ol" if ordered else "ul"
body = "".join(f"<li>{inline(t)}</li>" for t in items)
out.append(f"<{tag}>{body}</{tag}>")
continue
if set(stripped) <= set("-") and len(stripped) >= 3:
i += 1
continue
para = [stripped]
i += 1
while i < len(lines) and lines[i].strip() and not re.match(
r"^(\||>|```|#{1,4}\s|[-*]\s|\d+\.\s|---)", lines[i].strip()
):
para.append(lines[i].strip())
i += 1
text = " ".join(para)
decision = DECISION.match(text)
if decision:
out.append(
f'<p><span class="dec">{inline(decision.group(1))}</span>'
f"{inline(decision.group(2))}</p>"
)
else:
out.append(f"<p>{inline(text)}</p>")
close_ladders()
if open_section:
out.append("</section>")
return "\n".join(out), rail
def main() -> int:
ap = argparse.ArgumentParser()
ap.add_argument("source", type=pathlib.Path)
ap.add_argument("--output", required=True, type=pathlib.Path)
ap.add_argument("--title", default=None)
ap.add_argument("--subtitle", default="")
args = ap.parse_args()
meta, markdown = split_frontmatter(args.source.read_text())
body, rail = render_body(markdown)
title = args.title or meta.get("title", args.source.stem)
display = title.split(":")[0].strip()
eyebrow = " ".join(
f"<span{' class=\"stat\"' if k == 'status' else ''}>{html.escape(v)}</span>"
for k, v in (
("id", meta.get("id", "")),
("status", f"{meta.get('status', '')} · {meta.get('revision', '')}".strip(" ·")),
("date", meta.get("date", "")),
)
if v
)
rail_html = "".join(
f'<li><a href="#{a}"><span class="n">{n}</span>{html.escape(t)}</a></li>'
for a, n, t in rail
)
page = (
f"<title>{html.escape(display)}</title>\n"
f"<style>\n{STYLE.read_text()}\n</style>\n"
'<div class="wrap"><header>'
f'<div class="eyebrow">{eyebrow}<span>generated from canon — do not edit</span></div>'
f"<h1>{html.escape(display)}</h1>"
+ (f'<p class="sub">{html.escape(args.subtitle)}</p>' if args.subtitle else "")
+ '</header><div class="layout">'
f'<nav class="rail" aria-label="Sections"><ol>{rail_html}</ol></nav>'
f"<main>{body}"
f'<footer><span>{html.escape(meta.get("id", ""))} · '
f'{html.escape(meta.get("revision", ""))} · {html.escape(meta.get("status", ""))}</span>'
"<span>generated from the-custodian/canon</span></footer>"
"</main></div></div>\n"
)
args.output.write_text(page)
print(f"{args.output}: {len(rail)} sections, {len(page)} bytes")
return 0
if __name__ == "__main__":
raise SystemExit(main())