Cut Live first review latency

AI-assisted implementation under maintainer direction.
This commit is contained in:
Paul Bakaus
2026-07-13 12:43:36 -07:00
parent 62ee3a9b00
commit 6e92da3ba5
4 changed files with 278 additions and 85 deletions
+92 -52
View File
@@ -57,31 +57,13 @@ export const CODEX_WORKER_OUTPUT_SCHEMA = Object.freeze({
required: ['files'],
additionalProperties: false,
});
const CODEX_SOURCE_DELTA_OUTPUT_SCHEMA = Object.freeze({
type: 'object',
properties: {
sourceDelta: {
type: 'object',
properties: {
variantId: { type: 'integer', minimum: 2, maximum: 2 },
markup: { type: 'string', minLength: 1 },
css: { type: 'string', minLength: 1 },
},
required: ['variantId', 'markup', 'css'],
additionalProperties: false,
},
},
required: ['sourceDelta'],
additionalProperties: false,
});
export function codexWorkerOutputSchemaForPhase(
phase,
expectedVariants = 3,
{ sourceDelta = false } = {},
) {
if (sourceDelta) return CODEX_SOURCE_DELTA_OUTPUT_SCHEMA;
const requirePlan = Number(expectedVariants) > 1 && (phase === 'first' || phase === 'atomic');
if (sourceDelta) return codexSourceDeltaOutputSchema(phase, requirePlan);
return {
...CODEX_WORKER_OUTPUT_SCHEMA,
properties: requirePlan
@@ -91,6 +73,28 @@ export function codexWorkerOutputSchemaForPhase(
};
}
function codexSourceDeltaOutputSchema(phase, requirePlan) {
const variantId = phase === 'first' ? 1 : 2;
const sourceDelta = {
type: 'object',
properties: {
variantId: { type: 'integer', minimum: variantId, maximum: variantId },
markup: { type: 'string', minLength: 1 },
css: { type: 'string', minLength: 1 },
},
required: ['variantId', 'markup', 'css'],
additionalProperties: false,
};
return {
type: 'object',
properties: requirePlan
? { sourceDelta, plan: VARIANT_PLAN_SCHEMA }
: { sourceDelta },
required: requirePlan ? ['sourceDelta', 'plan'] : ['sourceDelta'],
additionalProperties: false,
};
}
export function resolveCodexWorkerConfig({ env = process.env, liveConfig = {} } = {}) {
const configured = liveConfig.experimentalCodexWorker || liveConfig.codexWorker || {};
const envEnabled = parseBoolean(env.IMPECCABLE_LIVE_CODEX_WORKER);
@@ -161,7 +165,8 @@ export function buildGenerationTurnInput({
const first = phase === 'first';
const second = phase === 'second';
const component = Boolean(prepared.previewMode);
const sourceDelta = second && !component;
const sourceDelta = !component && (first || second);
const sourceDeltaVariant = first ? 1 : 2;
const actionRules = event.action === 'bolder' && count > 1
? [
'For /bolder, keep variant 1 low-risk: preserve the selected roots high-level layout and create impact through controlled hierarchy, proportion, or rhythm. Reserve root recomposition for variant 2 or 3.',
@@ -199,12 +204,12 @@ export function buildGenerationTurnInput({
...phaseRules,
...actionRules,
sourceDelta
? 'Return exactly sourceDelta for variant 2. markup is only the selected root replacement, without an outer data-impeccable wrapper. css is only the complete fenced CSS for variant 2, following event.scaffold.cssAuthoring.'
? `Return exactly sourceDelta for variant ${sourceDeltaVariant}${first && count > 1 ? ' plus the complete variant plan' : ''}. markup is only the selected root replacement, without an outer data-impeccable wrapper. css is only the complete fenced CSS for variant ${sourceDeltaVariant}, following event.scaffold.cssAuthoring.`
: component
? `Return staged component files relative to componentDir. Allowed variant extension: .${artifact.componentExtension}. The supervisor updates manifest.json.`
: `Return exactly one file whose path is ${JSON.stringify(prepared.artifactFile)} and whose content is the complete staged source artifact.`,
sourceDelta
? 'Do not repeat the staged artifact, variant 1, style tags, wrapper comments, or any data-impeccable attributes. The supervisor merges and validates this delta transactionally.'
? `Do not repeat the staged artifact${second ? ', variant 1' : ''}, style tags, wrapper comments, or any data-impeccable attributes. The supervisor merges and validates this delta transactionally.`
: component
? 'For the final/atomic phase include params.json keyed by variant number. Never include manifest.json or paths outside componentDir.'
: 'Keep the existing session wrapper and markers intact. Add only valid variant blocks and preview CSS inside that wrapper.',
@@ -300,18 +305,24 @@ export function applyCodexWorkerOutput({
maxBytes = 2_000_000,
}) {
const parsed = typeof output === 'string' ? parseWorkerJson(output) : output;
if (!prepared.previewMode && phase === 'second') {
const requirePlan = Number(expectedVariants) > 1 && (phase === 'first' || phase === 'atomic');
if (requirePlan && !parsed?.plan) throw workerError('worker_output_plan_missing');
const plan = parsed?.plan ? normalizeVariantPlan(parsed.plan, expectedVariants) : null;
if (!prepared.previewMode && (phase === 'first' || phase === 'second')) {
const artifactPath = resolveInside(cwd, prepared.artifactFile);
if (!artifactPath) throw workerError('artifact_path_outside_project');
const content = applyCodexSourceDelta({
source: fs.readFileSync(artifactPath, 'utf-8'),
delta: parsed?.sourceDelta,
sessionId,
expectedVariantId: phase === 'first' ? 1 : 2,
styleMode: scaffold?.styleMode || scaffold?.cssAuthoring?.mode || 'scoped',
styleTag: scaffold?.styleTag,
jsx: scaffold?.commentSyntax?.open === '{/*',
});
if (Buffer.byteLength(content) > maxBytes) throw workerError('worker_output_too_large');
fs.writeFileSync(artifactPath, content, 'utf-8');
return { files: [prepared.artifactFile], plan: null, sourceDelta: true };
return { files: [prepared.artifactFile], plan, sourceDelta: true };
}
if (!Array.isArray(parsed?.files) || parsed.files.length === 0) {
throw workerError('worker_output_files_missing');
@@ -327,10 +338,6 @@ export function applyCodexWorkerOutput({
totalBytes += Buffer.byteLength(file.content);
}
if (totalBytes > maxBytes) throw workerError('worker_output_too_large');
const requirePlan = Number(expectedVariants) > 1 && (phase === 'first' || phase === 'atomic');
if (requirePlan && !parsed.plan) throw workerError('worker_output_plan_missing');
const plan = parsed.plan ? normalizeVariantPlan(parsed.plan, expectedVariants) : null;
if (!prepared.previewMode) {
if (parsed.files.length !== 1 || parsed.files[0].path !== prepared.artifactFile) {
throw workerError('worker_output_source_path_invalid');
@@ -390,12 +397,18 @@ export function applyCodexSourceDelta({
source,
delta,
sessionId,
expectedVariantId = 2,
styleMode = 'scoped',
styleTag = null,
jsx = false,
}) {
if (!delta || typeof delta !== 'object' || Array.isArray(delta)) {
throw workerError('worker_output_source_delta_missing');
}
if (Number(delta.variantId) !== 2) throw workerError('worker_output_source_delta_variant_invalid');
const variantId = Number(expectedVariantId);
if (![1, 2].includes(variantId) || Number(delta.variantId) !== variantId) {
throw workerError('worker_output_source_delta_variant_invalid');
}
const markup = String(delta.markup || '').trim();
const css = String(delta.css || '').trim();
if (!markup || !css) throw workerError('worker_output_source_delta_empty');
@@ -407,11 +420,12 @@ export function applyCodexSourceDelta({
}
const cssVariantRefs = [...css.matchAll(/\[data-impeccable-variant=(?:"([^"]+)"|'([^']+)')\]/g)]
.map((match) => match[1] || match[2]);
if (cssVariantRefs.length === 0 || cssVariantRefs.some((variant) => variant !== '2')) {
if (cssVariantRefs.length === 0 || cssVariantRefs.some((variant) => variant !== String(variantId))) {
throw workerError('worker_output_source_delta_css_unfenced');
}
const astroGlobal = styleMode === 'astro-global-prefixed';
if (astroGlobal ? /@scope\b/.test(css) : !/@scope\s*\(\s*\[data-impeccable-variant=(?:"2"|'2')\]\s*\)/.test(css)) {
const scopePattern = new RegExp(`@scope\\s*\\(\\s*\\[data-impeccable-variant=(?:"${variantId}"|'${variantId}')\\]\\s*\\)`);
if (astroGlobal ? /@scope\b/.test(css) : !scopePattern.test(css)) {
throw workerError('worker_output_source_delta_css_strategy_invalid');
}
@@ -419,48 +433,65 @@ export function applyCodexSourceDelta({
if (!id) throw workerError('worker_output_source_delta_session_missing');
const wrapper = findSessionWrapper(source, id);
if (!wrapper) throw workerError('worker_output_source_delta_wrapper_missing');
if (extractSourceVariantBlock(source, 2)) throw workerError('worker_output_source_delta_variant_exists');
const wrapperSource = source.slice(wrapper.openStart, wrapper.closeEnd);
if (extractSourceVariantBlock(wrapperSource, variantId)) throw workerError('worker_output_source_delta_variant_exists');
const escapedId = escapeRegExp(id);
const styleOpen = new RegExp(`<style\\b[^>]*\\bdata-impeccable-css=(?:"${escapedId}"|'${escapedId}')[^>]*>`, 'i');
const styleMatch = styleOpen.exec(source);
if (!styleMatch) throw workerError('worker_output_source_delta_style_missing');
const styleContentStart = styleMatch.index + styleMatch[0].length;
const styleClose = source.indexOf('</style>', styleContentStart);
if (styleClose < 0 || styleClose > wrapper.closeEnd) {
throw workerError('worker_output_source_delta_style_invalid');
}
const styleContent = source.slice(styleContentStart, styleClose);
let nextStyleContent;
const firstTick = styleContent.indexOf('`');
const lastTick = styleContent.lastIndexOf('`');
if (firstTick >= 0 || lastTick >= 0) {
if (firstTick < 0 || lastTick <= firstTick) {
let merged = source;
let newStyleBlock = null;
if (styleMatch) {
const styleContentStart = styleMatch.index + styleMatch[0].length;
const styleClose = source.indexOf('</style>', styleContentStart);
if (styleClose < 0 || styleClose > wrapper.closeEnd) {
throw workerError('worker_output_source_delta_style_invalid');
}
nextStyleContent = styleContent.slice(0, lastTick).trimEnd()
+ '\n' + css + '\n'
+ styleContent.slice(lastTick);
const styleContent = source.slice(styleContentStart, styleClose);
let nextStyleContent;
const firstTick = styleContent.indexOf('`');
const lastTick = styleContent.lastIndexOf('`');
if (firstTick >= 0 || lastTick >= 0) {
if (firstTick < 0 || lastTick <= firstTick) {
throw workerError('worker_output_source_delta_style_invalid');
}
nextStyleContent = styleContent.slice(0, lastTick).trimEnd()
+ '\n' + css + '\n'
+ styleContent.slice(lastTick);
} else {
nextStyleContent = styleContent.trimEnd() + '\n' + css + '\n';
}
merged = source.slice(0, styleContentStart) + nextStyleContent + source.slice(styleClose);
} else {
nextStyleContent = styleContent.trimEnd() + '\n' + css + '\n';
if (variantId !== 1) throw workerError('worker_output_source_delta_style_missing');
const openingTag = String(styleTag || `<style data-impeccable-css="${id}">`)
.replaceAll('SESSION_ID', id);
newStyleBlock = jsx
? [openingTag + '{`', css, '`}</style>'].join('\n')
: [openingTag, css, '</style>'].join('\n');
}
let merged = source.slice(0, styleContentStart) + nextStyleContent + source.slice(styleClose);
const nextWrapper = findSessionWrapper(merged, id);
if (!nextWrapper) throw workerError('worker_output_source_delta_wrapper_missing');
const endMarker = findSessionEndMarker(merged, id, nextWrapper);
const closeLineStart = merged.lastIndexOf('\n', nextWrapper.closeStart) + 1;
const closeLinePrefix = merged.slice(closeLineStart, nextWrapper.closeStart);
const childIndent = nextWrapper.indent + ' ';
const childIndent = endMarker?.indent || nextWrapper.indent + ' ';
const contentIndent = childIndent + ' ';
const indentedMarkup = markup.split('\n')
.map((line) => line.trim() ? contentIndent + line : '')
.join('\n');
const variantBlock = [
`${childIndent}<div data-impeccable-variant="2">`,
...(newStyleBlock
? newStyleBlock.split('\n').map((line) => childIndent + line)
: []),
`${childIndent}<div data-impeccable-variant="${variantId}">`,
indentedMarkup,
`${childIndent}</div>`,
].join('\n');
if (/^\s*$/.test(closeLinePrefix)) {
if (endMarker) {
merged = merged.slice(0, endMarker.lineStart) + variantBlock + '\n' + merged.slice(endMarker.lineStart);
} else if (/^\s*$/.test(closeLinePrefix)) {
merged = merged.slice(0, closeLineStart) + variantBlock + '\n' + merged.slice(closeLineStart);
} else {
merged = merged.slice(0, nextWrapper.closeStart)
@@ -470,6 +501,15 @@ export function applyCodexSourceDelta({
return merged;
}
function findSessionEndMarker(source, sessionId, wrapper) {
const marker = `impeccable-variants-end ${sessionId}`;
const markerAt = source.indexOf(marker, wrapper.openStart);
if (markerAt < 0 || markerAt >= wrapper.closeStart) return null;
const lineStart = source.lastIndexOf('\n', markerAt) + 1;
const indent = source.slice(lineStart, markerAt).match(/^\s*/)?.[0] || '';
return { lineStart, indent };
}
function normalizeVariantPlan(plan, expectedVariants) {
if (!plan || typeof plan !== 'object' || Array.isArray(plan)) {
throw workerError('worker_output_plan_invalid');