one
Version:
One is a new React Framework that makes Vite serve both native and web.
174 lines • 6.22 kB
JavaScript
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all) __defProp(target, name, {
get: all[name],
enumerable: true
});
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from)) if (!__hasOwnProp.call(to, key) && key !== except) __defProp(to, key, {
get: () => from[key],
enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
});
}
return to;
};
var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
// If the importer is in node compatibility mode or this is not an ESM
// file that has been converted to a CommonJS file using a Babel-
// compatible transform (i.e. "__esModule" has not been set), then set
// "default" to the CommonJS "module.exports" for node compatibility.
isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", {
value: mod,
enumerable: true
}) : target, mod));
var __toCommonJS = mod => __copyProps(__defProp({}, "__esModule", {
value: true
}), mod);
var SSRCSSPlugin_exports = {};
__export(SSRCSSPlugin_exports, {
SSRCSSPlugin: () => SSRCSSPlugin,
collectStyle: () => collectStyle
});
module.exports = __toCommonJS(SSRCSSPlugin_exports);
var import_constants = require("../../constants.cjs");
function SSRCSSPlugin(pluginOpts) {
let server;
return {
name: `one-plugin-ssr-css`,
apply: "serve",
configureServer(server_) {
server = server_;
server.middlewares.use(async (req, res, next) => {
if (req.url?.includes(import_constants.VIRTUAL_SSR_CSS_HREF)) {
invalidateModule(server, "\0" + import_constants.VIRTUAL_SSR_CSS_ENTRY + "?direct");
const code = await collectStyle(server, pluginOpts.entries);
res.setHeader("Content-Type", "text/css");
res.setHeader("Cache-Control", "no-store");
res.setHeader("Vary", "*");
res.write(code);
res.end();
return;
}
next();
});
},
// virtual module
// (use `startsWith` since Vite adds `?direct` for raw css request)
resolveId(source, _importer, _options) {
return source.startsWith(import_constants.VIRTUAL_SSR_CSS_ENTRY) ? "\0" + source : void 0;
},
async load(id, _options) {
if (id.startsWith("\0" + import_constants.VIRTUAL_SSR_CSS_ENTRY)) {
const url = new URL(id.slice(1), "https://test.local");
let code = await collectStyle(server, pluginOpts.entries);
if (!url.searchParams.has("direct")) {
code = `export default ${JSON.stringify(code)}`;
}
return code;
}
return;
},
// also expose via transformIndexHtml
transformIndexHtml: {
handler: async () => {
return [{
tag: "link",
// prepend so SSR CSS comes BEFORE individual style tags injected by JS
// this ensures individual styles (later in DOM) win in CSS cascade
injectTo: "head-prepend",
attrs: {
rel: "stylesheet",
href: import_constants.VIRTUAL_SSR_CSS_HREF,
"data-ssr-css": true
}
}, {
tag: "script",
injectTo: "head",
attrs: {
type: "module"
},
children: (/* js */
`
import { createHotContext } from "/@vite/client";
const hot = createHotContext("/__clear_ssr_css");
hot.on("vite:beforeUpdate", () => {
document
.querySelectorAll("[data-ssr-css]")
.forEach(node => node.remove());
});
`)
}];
}
}
};
}
function invalidateModule(server, id) {
const mod = server.moduleGraph.getModuleById(id);
if (mod) {
server.moduleGraph.invalidateModule(mod);
}
}
async function collectStyle(server, entries) {
const {
transform
} = await import("lightningcss");
const urls = await collectStyleUrls(server, entries);
const codes = await Promise.all(urls.map(async url => {
const res = await server.transformRequest(url + "?direct");
const code = res?.code || "";
const prefix = `/* [collectStyle] ${url} */`;
try {
const buffer = Buffer.from(code);
const codeOut = new Uint8Array(buffer.buffer, buffer.byteOffset, buffer.byteLength);
const processed = transform({
filename: "code.css",
code: codeOut,
...server.config.css.lightningcss
}).code.toString();
return [prefix, processed];
} catch (err) {
console.error(` [one] Error post-processing CSS, leaving un-processed: ${err}`);
return [prefix, code];
}
}));
let out = codes.flat().filter(Boolean).join("\n\n");
try {
const buffer = Buffer.from(out);
const codeOut = new Uint8Array(buffer.buffer, buffer.byteOffset, buffer.byteLength);
out = transform({
filename: "code.css",
code: codeOut,
...server.config.css.lightningcss
}).code.toString();
} catch (err) {
console.error(` [one] Error post-processing merged CSS, leaving un-processed`);
}
return out;
}
async function collectStyleUrls(server, entries) {
const visited = /* @__PURE__ */new Set();
async function traverse(url) {
if (url.includes(".server.")) return;
const [, id] = await server.moduleGraph.resolveUrl(url);
if (visited.has(id)) {
return;
}
visited.add(id);
const mod = server.moduleGraph.getModuleById(id);
if (!mod) {
return;
}
await Promise.all([...mod.importedModules].map(childMod => traverse(childMod.url)));
}
await Promise.all(entries.map(e => server.transformRequest(e)));
await Promise.all(entries.map(url => traverse(url)));
return [...visited].filter(url => url.match(CSS_LANGS_RE));
}
const CSS_LANGS_RE = /\.(css|less|sass|scss|styl|stylus|pcss|postcss|sss)(?:$|\?)/;