Files
ccs/scripts/github/normalize-ai-review-output.mjs
T

329 lines
11 KiB
JavaScript

import fs from 'node:fs';
import path from 'node:path';
import { fileURLToPath } from 'node:url';
const ASSESSMENTS = {
approved: '✅ APPROVED',
approved_with_notes: '⚠️ APPROVED WITH NOTES',
changes_requested: '❌ CHANGES REQUESTED',
};
const SEVERITY_ORDER = ['high', 'medium', 'low'];
const SEVERITY_HEADERS = {
high: '### 🔴 High',
medium: '### 🟡 Medium',
low: '### 🟢 Low',
};
const STATUS_LABELS = {
pass: '✅',
fail: '⚠️',
na: 'N/A',
};
const RENDERER_OWNED_MARKUP_PATTERNS = [
{ pattern: /^#{1,6}\s/u, reason: 'markdown heading' },
{ pattern: /^\s*Verdict\s*:/iu, reason: 'verdict label' },
{ pattern: /^\s*PR\s*#?\d+\s*Review(?:\s*[:.-]|$)/iu, reason: 'ad hoc PR heading' },
{ pattern: /\|\s*[-:]+\s*\|/u, reason: 'markdown table' },
{ pattern: /```/u, reason: 'code fence' },
];
function cleanText(value) {
return typeof value === 'string' ? value.trim().replace(/\s+/g, ' ') : '';
}
function escapeMarkdownText(value) {
return cleanText(value).replace(/\\/g, '\\\\').replace(/([`*_{}[\]<>|])/g, '\\$1');
}
function renderCode(value) {
const text = cleanText(value);
const longestFence = Math.max(...[...text.matchAll(/`+/g)].map((match) => match[0].length), 0);
const fence = '`'.repeat(longestFence + 1);
return `${fence}${text}${fence}`;
}
function validatePlainTextField(fieldName, value) {
const text = cleanText(value);
if (!text) {
return { ok: false, reason: `${fieldName} is required` };
}
const match = RENDERER_OWNED_MARKUP_PATTERNS.find(({ pattern }) => pattern.test(text));
if (match) {
return { ok: false, reason: `${fieldName} contains ${match.reason}` };
}
return { ok: true, value: text };
}
function normalizeStringList(fieldName, raw) {
if (!Array.isArray(raw)) {
return { ok: false, reason: `${fieldName} must be an array` };
}
const values = [];
for (const [index, item] of raw.entries()) {
const validation = validatePlainTextField(`${fieldName}[${index}]`, item);
if (!validation.ok) return validation;
values.push(validation.value);
}
return { ok: true, value: values };
}
function normalizeChecklistRows(fieldName, labelField, raw) {
if (!Array.isArray(raw)) {
return { ok: false, reason: `${fieldName} must be an array` };
}
const rows = [];
for (const [index, item] of raw.entries()) {
const label = validatePlainTextField(`${fieldName}[${index}].${labelField}`, item?.[labelField]);
if (!label.ok) return label;
const notes = validatePlainTextField(`${fieldName}[${index}].notes`, item?.notes);
if (!notes.ok) return notes;
const status = cleanText(item?.status).toLowerCase();
if (!STATUS_LABELS[status]) {
return { ok: false, reason: `${fieldName}[${index}].status is invalid` };
}
rows.push({ [labelField]: label.value, status, notes: notes.value });
}
if (rows.length === 0) {
return { ok: false, reason: `${fieldName} must contain at least 1 item` };
}
return { ok: true, value: rows };
}
function readExecutionMetadata(executionFile) {
if (!executionFile || !fs.existsSync(executionFile)) {
return {};
}
try {
const turns = JSON.parse(fs.readFileSync(executionFile, 'utf8'));
const init = turns.find((turn) => turn?.type === 'system' && turn?.subtype === 'init');
const result = [...turns].reverse().find((turn) => turn?.type === 'result');
return {
runtimeTools: Array.isArray(init?.tools) ? init.tools : [],
turnsUsed: typeof result?.num_turns === 'number' ? result.num_turns : null,
};
} catch {
return {};
}
}
export function normalizeStructuredOutput(raw) {
if (!raw) {
return { ok: false, reason: 'missing structured output' };
}
let parsed;
try {
parsed = typeof raw === 'string' ? JSON.parse(raw) : raw;
} catch {
return { ok: false, reason: 'structured output is not valid JSON' };
}
if (!parsed || typeof parsed !== 'object' || Array.isArray(parsed)) {
return { ok: false, reason: 'structured output must be an object' };
}
const summary = validatePlainTextField('summary', parsed.summary);
if (!summary.ok) return summary;
const overallAssessment = cleanText(parsed.overallAssessment).toLowerCase();
const overallRationale = validatePlainTextField('overallRationale', parsed.overallRationale);
if (!overallRationale.ok) return overallRationale;
const findings = Array.isArray(parsed.findings) ? parsed.findings : null;
const securityChecklist = normalizeChecklistRows('securityChecklist', 'check', parsed.securityChecklist);
if (!securityChecklist.ok) return securityChecklist;
const ccsCompliance = normalizeChecklistRows('ccsCompliance', 'rule', parsed.ccsCompliance);
if (!ccsCompliance.ok) return ccsCompliance;
const informational = normalizeStringList('informational', parsed.informational);
if (!informational.ok) return informational;
const strengths = normalizeStringList('strengths', parsed.strengths);
if (!strengths.ok) return strengths;
if (!ASSESSMENTS[overallAssessment] || findings === null) {
return { ok: false, reason: 'structured output is missing required review fields' };
}
const normalizedFindings = [];
for (const [index, finding] of findings.entries()) {
const severity = cleanText(finding?.severity).toLowerCase();
const title = validatePlainTextField(`findings[${index}].title`, finding?.title);
if (!title.ok) return title;
const file = validatePlainTextField(`findings[${index}].file`, finding?.file);
if (!file.ok) return file;
const what = validatePlainTextField(`findings[${index}].what`, finding?.what);
if (!what.ok) return what;
const why = validatePlainTextField(`findings[${index}].why`, finding?.why);
if (!why.ok) return why;
const fix = validatePlainTextField(`findings[${index}].fix`, finding?.fix);
if (!fix.ok) return fix;
let line = null;
if (finding && Object.hasOwn(finding, 'line')) {
if (finding.line === null) {
line = null;
} else if (typeof finding.line === 'number' && Number.isInteger(finding.line) && finding.line > 0) {
line = finding.line;
} else {
return { ok: false, reason: `findings[${index}].line is invalid` };
}
}
if (!SEVERITY_HEADERS[severity]) {
return { ok: false, reason: `findings[${index}].severity is invalid` };
}
normalizedFindings.push({
severity,
title: title.value,
file: file.value,
line,
what: what.value,
why: why.value,
fix: fix.value,
});
}
return {
ok: true,
value: {
summary: summary.value,
findings: normalizedFindings,
overallAssessment,
overallRationale: overallRationale.value,
securityChecklist: securityChecklist.value,
ccsCompliance: ccsCompliance.value,
informational: informational.value,
strengths: strengths.value,
},
};
}
function renderChecklistTable(title, labelHeader, labelKey, rows) {
const lines = ['', title, '', `| ${labelHeader} | Status | Notes |`, '|---|---|---|'];
for (const row of rows) {
lines.push(
`| ${escapeMarkdownText(row[labelKey])} | ${STATUS_LABELS[row.status]} | ${escapeMarkdownText(row.notes)} |`
);
}
return lines;
}
function renderBulletSection(title, items) {
if (items.length === 0) return [];
return ['', title, ...items.map((item) => `- ${escapeMarkdownText(item)}`)];
}
export function renderStructuredReview(review, { model }) {
const lines = ['### 📋 Summary', '', escapeMarkdownText(review.summary), '', '### 🔍 Findings'];
if (review.findings.length === 0) {
lines.push('No confirmed issues found after reviewing the diff and surrounding code.');
} else {
for (const severity of SEVERITY_ORDER) {
const findings = review.findings.filter((finding) => finding.severity === severity);
if (findings.length === 0) continue;
lines.push('', SEVERITY_HEADERS[severity], '');
for (const finding of findings) {
const location = finding.line ? `${finding.file}:${finding.line}` : finding.file;
lines.push(`- **${renderCode(location)}${escapeMarkdownText(finding.title)}**`);
lines.push(` Problem: ${escapeMarkdownText(finding.what)}`);
lines.push(` Why it matters: ${escapeMarkdownText(finding.why)}`);
lines.push(` Suggested fix: ${escapeMarkdownText(finding.fix)}`);
lines.push('');
}
}
if (lines[lines.length - 1] === '') lines.pop();
}
lines.push(...renderChecklistTable('### 🔒 Security Checklist', 'Check', 'check', review.securityChecklist));
lines.push(...renderChecklistTable('### 📊 CCS Compliance', 'Rule', 'rule', review.ccsCompliance));
lines.push(...renderBulletSection('### 💡 Informational', review.informational));
lines.push(...renderBulletSection("### ✅ What's Done Well", review.strengths));
lines.push(
'',
'### 🎯 Overall Assessment',
'',
`**${ASSESSMENTS[review.overallAssessment]}** — ${escapeMarkdownText(review.overallRationale)}`,
'',
`> 🤖 Reviewed by \`${model}\``
);
return lines.join('\n');
}
export function renderIncompleteReview({ model, reason, runUrl, runtimeTools, turnsUsed }) {
const lines = [
'### ⚠️ AI Review Incomplete',
'',
'Claude did not return validated structured review output, so this workflow did not publish raw scratch text.',
'',
`- Reason: ${escapeMarkdownText(reason)}`,
];
if (runtimeTools?.length) {
lines.push(`- Runtime tools: ${runtimeTools.map(renderCode).join(', ')}`);
}
if (typeof turnsUsed === 'number') {
lines.push(`- Turns used: ${turnsUsed}`);
}
lines.push('', `Re-run \`/review\` or inspect [the workflow run](${runUrl}).`, '', `> 🤖 Reviewed by \`${model}\``);
return lines.join('\n');
}
export function writeReviewFromEnv(env = process.env) {
const outputFile = env.AI_REVIEW_OUTPUT_FILE || 'pr_review.md';
const model = env.AI_REVIEW_MODEL || 'unknown-model';
const runUrl = env.AI_REVIEW_RUN_URL || '#';
const validation = normalizeStructuredOutput(env.AI_REVIEW_STRUCTURED_OUTPUT);
const metadata = readExecutionMetadata(env.AI_REVIEW_EXECUTION_FILE);
const content = validation.ok
? renderStructuredReview(validation.value, { model })
: renderIncompleteReview({
model,
reason: validation.reason,
runUrl,
runtimeTools: metadata.runtimeTools,
turnsUsed: metadata.turnsUsed,
});
fs.mkdirSync(path.dirname(outputFile), { recursive: true });
fs.writeFileSync(outputFile, `${content}\n`, 'utf8');
if (!validation.ok) {
console.warn(`::warning::AI review output normalization fell back to incomplete comment: ${validation.reason}`);
}
return { usedFallback: !validation.ok, content };
}
const isMain =
process.argv[1] &&
path.resolve(process.argv[1]) === path.resolve(fileURLToPath(import.meta.url));
if (isMain) {
writeReviewFromEnv();
}