added a way to bundle the whole app

This commit is contained in:
Stefan Stefanov 2026-06-05 21:26:24 +03:00
parent 872d29f3e1
commit 249c88da83
5 changed files with 119 additions and 116 deletions

1
.gitignore vendored
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@ -1,2 +1,3 @@
dist/
node_modules/
public/client.js

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@ -32,7 +32,7 @@ if [ ${#ARGS[@]} -lt 3 ]; then
fi
script_dir="$(cd "$(dirname "$0")" && pwd)"
node_args=("$script_dir/server.js")
node_args=("$script_dir/dist/server.cjs")
[ -n "$STATIC" ] && node_args+=("$STATIC")
[ -n "$OUTFILE" ] && node_args+=("--out" "$OUTFILE")
node_args+=("${ARGS[@]}")

12
package-lock.json generated
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@ -7,13 +7,14 @@
"": {
"name": "difftool",
"version": "0.1.0",
"hasInstallScript": true,
"dependencies": {
"@pierre/diffs": "^1.2.7",
"@pierre/trees": "^1.0.0-beta.4",
"express": "^5.1.0"
"@pierre/diffs": "1.2.7",
"express": "5.2.1"
},
"devDependencies": {
"esbuild": "^0.28.0"
"@pierre/trees": "1.0.0-beta.4",
"esbuild": "0.28.0"
}
},
"node_modules/@esbuild/aix-ppc64": {
@ -489,6 +490,7 @@
"version": "1.0.0-beta.4",
"resolved": "https://registry.npmjs.org/@pierre/trees/-/trees-1.0.0-beta.4.tgz",
"integrity": "sha512-OfT1yk9ne8Te5+GB5zUY8yqE6B8BqjBHQJleH4lu8ltwNpoocZl4vXt1AzlEExpxI/pp+AFX5QG+lR3JjtTEag==",
"dev": true,
"license": "apache-2.0",
"dependencies": {
"preact": "11.0.0-beta.0",
@ -1460,6 +1462,7 @@
"version": "11.0.0-beta.0",
"resolved": "https://registry.npmjs.org/preact/-/preact-11.0.0-beta.0.tgz",
"integrity": "sha512-IcODoASASYwJ9kxz7+MJeiJhvLriwSb4y4mHIyxdgaRZp6kPUud7xytrk/6GZw8U3y6EFJaRb5wi9SrEK+8+lg==",
"dev": true,
"license": "MIT",
"funding": {
"type": "opencollective",
@ -1470,6 +1473,7 @@
"version": "6.6.5",
"resolved": "https://registry.npmjs.org/preact-render-to-string/-/preact-render-to-string-6.6.5.tgz",
"integrity": "sha512-O6MHzYNIKYaiSX3bOw0gGZfEbOmlIDtDfWwN1JJdc/T3ihzRT6tGGSEWE088dWrEDGa1u7101q+6fzQnO9XCPA==",
"dev": true,
"license": "MIT",
"peerDependencies": {
"preact": ">=10 || >= 11.0.0-0"

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@ -4,15 +4,17 @@
"type": "module",
"private": true,
"dependencies": {
"@pierre/diffs": "^1.2.7",
"@pierre/trees": "^1.0.0-beta.4",
"express": "^5.1.0"
"@pierre/diffs": "1.2.7",
"express": "5.2.1"
},
"scripts": {
"build": "esbuild src/client.js --bundle --outfile=public/client.js --format=esm",
"build:client": "esbuild src/client.js --bundle --outfile=public/client.js --format=esm",
"build:server": "esbuild server.js --bundle --platform=node --target=node20 --outfile=dist/server.cjs --format=cjs && mkdir -p dist/public && cp -r public/. dist/public",
"build": "npm run build:server && npm run build:client",
"postinstall": "npm run build"
},
"devDependencies": {
"esbuild": "^0.28.0"
"@pierre/trees": "1.0.0-beta.4",
"esbuild": "0.28.0"
}
}

View file

@ -7,7 +7,9 @@ import { fileURLToPath } from 'url';
import { parsePatchFiles, DEFAULT_THEMES } from '@pierre/diffs';
import { preloadFileDiff } from '@pierre/diffs/ssr';
const __dirname = dirname(fileURLToPath(import.meta.url));
const __dirname = typeof __filename !== 'undefined'
? dirname(__filename)
: dirname(fileURLToPath(import.meta.url));
// --- arg parsing ---
@ -86,17 +88,18 @@ if (files.length === 0) {
process.exit(0);
}
// --- SSR diffs ---
// --- SSR diffs + helpers + mode dispatch ---
const ssrOptions = {
(async () => {
const ssrOptions = {
theme: DEFAULT_THEMES,
themeType: 'system',
diffStyle: 'unified',
useTokenTransformer: true,
};
};
const renderedFiles = [];
for (const fileDiff of files) {
const renderedFiles = [];
for (const fileDiff of files) {
try {
const result = await preloadFileDiff({ fileDiff, options: ssrOptions });
renderedFiles.push({
@ -110,21 +113,19 @@ for (const fileDiff of files) {
prerenderedHTML: null,
});
}
}
}
// --- helpers ---
const finalPatch = patch;
function escapeHtml(str) {
function escapeHtml(str) {
return str.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;');
}
}
function fileId(name) {
function fileId(name) {
return 'DF-' + name.replace(/[^a-zA-Z0-9_-]/g, '_');
}
}
// --- HTML template ---
function pageHtml(opts) {
function pageHtml(opts) {
const { mode, sidebarHtml, extraScript } = opts;
const fileSections = renderedFiles.map((f) => {
@ -262,11 +263,9 @@ function pageHtml(opts) {
${extraScript}
</body>
</html>`;
}
}
// --- static HTML generation (shared by --static and --out) ---
function buildStaticHtml() {
function buildStaticHtml() {
const sidebarHtml = `
<div class="sidebar">
<div class="file-list">
@ -274,7 +273,7 @@ ${renderedFiles.map(f => ` <a class="file-item" href="#${fileId(f.name)
</div>
</div>`;
const escapedPatch = escapeHtml(patch);
const escapedPatch = escapeHtml(finalPatch);
const extraScript = ` <script>
document.querySelectorAll('.file-item').forEach(el => {
@ -298,20 +297,18 @@ ${renderedFiles.map(f => ` <a class="file-item" href="#${fileId(f.name)
<summary id="patch-toggle" style="cursor:pointer;font-size:0.8125rem;color:#2563eb">View raw patch</summary>
<pre id="patch-content" class="raw-patch">${escapedPatch}</pre>
</details>\n</body>`);
}
}
// --- mode dispatch ---
// --- mode dispatch ---
if (outFile) {
// -- out mode: write HTML to specified path, exit --
if (outFile) {
const html = buildStaticHtml();
writeFileSync(outFile, html, 'utf-8');
console.log(`Written to ${outFile}`);
process.exit(0);
}
}
if (isStatic) {
// -- static mode: generate self-contained HTML file, open in browser, exit --
if (isStatic) {
const html = buildStaticHtml();
const tmpFile = join(tmpdir(), `difftool-${Date.now()}.html`);
writeFileSync(tmpFile, html, 'utf-8');
@ -325,14 +322,12 @@ if (isStatic) {
} catch {
console.log(`HTML file saved to ${tmpFile}`);
}
} else {
// -- server mode: start Express --
} else {
const app = express();
app.use(express.static(join(__dirname, 'public')));
app.get('/patch', (req, res) => {
res.type('text/plain').send(patch);
res.type('text/plain').send(finalPatch);
});
app.get('/', (req, res) => {
@ -353,4 +348,5 @@ if (isStatic) {
console.log(`Difftool running at http://localhost:${port}`);
console.log(`Patch endpoint: http://localhost:${port}/patch`);
});
}
}
})();