2025-09-05 14:59:21 +08:00

122 lines
3.8 KiB
JavaScript

import { builtinModules } from "node:module";
import MagicString from "magic-string";
import { findStaticImports } from "mlly";
import { defineNitroPreset } from "nitropack/kit";
import { writeFile } from "nitropack/kit";
import { isAbsolute, resolve } from "pathe";
const ImportMetaRe = /import\.meta|globalThis._importMeta_/;
export const denoServerLegacy = defineNitroPreset(
{
extends: "node-server",
entry: "./runtime/deno-server",
exportConditions: ["deno"],
commands: {
preview: "deno task --config {{ output.dir }}/deno.json start"
},
unenv: {
inject: {
global: ["unenv/polyfill/globalthis-global", "default"],
Buffer: ["node:buffer", "Buffer"],
setTimeout: ["node:timers", "setTimeout"],
clearTimeout: ["node:timers", "clearTimeout"],
setInterval: ["node:timers", "setInterval"],
clearInterval: ["node:timers", "clearInterval"],
setImmediate: ["node:timers", "setImmediate"],
clearImmediate: ["node:timers", "clearImmediate"]
// process: ["node:process", "default"],
}
},
rollupConfig: {
output: {
hoistTransitiveImports: false
},
plugins: [
{
name: "rollup-plugin-node-deno",
resolveId(id) {
id = id.replace("node:", "");
if (builtinModules.includes(id)) {
return {
id: `node:${id}`,
moduleSideEffects: false,
external: true
};
}
if (isHTTPImport(id)) {
return {
id,
external: true
};
}
},
renderChunk(code) {
const s = new MagicString(code);
const imports = findStaticImports(code);
for (const i of imports) {
if (!i.specifier.startsWith(".") && !isAbsolute(i.specifier) && !isHTTPImport(i.specifier) && !i.specifier.startsWith("npm:")) {
const specifier = i.specifier.replace("node:", "");
s.replace(
i.code,
i.code.replace(
new RegExp(`(?<quote>['"])${i.specifier}\\k<quote>`),
JSON.stringify(
builtinModules.includes(specifier) ? "node:" + specifier : "npm:" + specifier
)
)
);
}
}
if (s.hasChanged()) {
return {
code: s.toString(),
map: s.generateMap({ includeContent: true })
};
}
}
},
{
name: "inject-process",
renderChunk: {
order: "post",
handler(code, chunk) {
if (!chunk.isEntry && (!ImportMetaRe.test(code) || code.includes("ROLLUP_NO_REPLACE"))) {
return;
}
const s = new MagicString(code);
s.prepend(
"import __process__ from 'node:process';globalThis.process=globalThis.process||__process__;"
);
return {
code: s.toString(),
map: s.generateMap({ includeContent: true })
};
}
}
}
]
},
hooks: {
async compiled(nitro) {
const denoJSON = {
tasks: {
start: "deno run --allow-net --allow-read --allow-write --allow-env --unstable-byonm ./server/index.mjs"
}
};
await writeFile(
resolve(nitro.options.output.dir, "deno.json"),
JSON.stringify(denoJSON, null, 2)
);
}
}
},
{
name: "deno-server-legacy",
aliases: ["deno-server"],
url: import.meta.url
}
);
const HTTP_IMPORT_RE = /^(https?:)?\/\//;
function isHTTPImport(id) {
return HTTP_IMPORT_RE.test(id);
}