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import { join, copy, exists, chmod, write, writeJson } from "../src/fs";
import { fetch } from "../src/fetch";
import { spawn } from "../src/spawn";
import type { Platform } from "../src/platform";
import { platforms } from "../src/platform";
import { getSemver } from "../src/github";
import { getRelease } from "../src/github";
import type { BuildOptions } from "esbuild";
import { buildSync, formatMessagesSync } from "esbuild";
import type { JSZipObject } from "jszip";
import { loadAsync } from "jszip";
import { debug, log, error } from "../src/console";
const module = "bun";
const owner = "@oven";
let version: string;
const [tag, action] = process.argv.slice(2);
await build(tag);
if (action === "publish") {
await publish();
} else if (action === "dry-run") {
await publish(true);
} else if (action) {
throw new Error(`Unknown action: ${action}`);
}
process.exit(0); // HACK
async function build(tag?: string): Promise<void> {
const release = await getRelease(tag);
version = await getSemver(release.tag_name);
await buildRootModule();
for (const platform of platforms) {
await buildModule(release, platform);
}
}
async function publish(dryRun?: boolean): Promise<void> {
const modules = platforms.map(({ bin }) => `${owner}/${bin}`);
modules.push(module);
for (const module of modules) {
publishModule(module, dryRun);
}
}
async function buildRootModule() {
log("Building:", `${module}@${version}`);
const cwd = join("npm", module);
const define = {
version: `"${version}"`,
module: `"${module}"`,
owner: `"${owner}"`,
};
bundle(join("scripts", "npm-postinstall.ts"), join(cwd, "install.js"), {
define,
});
bundle(join("scripts", "npm-exec.ts"), join(cwd, "bin", "bun"), {
define,
banner: {
js: "#!/usr/bin/env node",
},
});
const os = [...new Set(platforms.map(({ os }) => os))];
const cpu = [...new Set(platforms.map(({ arch }) => arch))];
writeJson(join(cwd, "package.json"), {
name: module,
version: version,
scripts: {
postinstall: "node install.js",
},
optionalDependencies: Object.fromEntries(platforms.map(({ bin }) => [`${owner}/${bin}`, version])),
bin: {
bun: "bin/bun",
bunx: "bin/bun",
},
os,
cpu,
});
if (exists(".npmrc")) {
copy(".npmrc", join(cwd, ".npmrc"));
}
}
async function buildModule(
release: Awaited<ReturnType<typeof getRelease>>,
{ bin, exe, os, arch }: Platform,
): Promise<void> {
const module = `${owner}/${bin}`;
log("Building:", `${module}@${version}`);
const asset = release.assets.find(({ name }) => name === `${bin}.zip`);
if (!asset) {
error(`No asset found: ${bin}`);
return;
}
const bun = await extractFromZip(asset.browser_download_url, `${bin}/bun`);
const cwd = join("npm", module);
write(join(cwd, exe), await bun.async("arraybuffer"));
chmod(join(cwd, exe), 0o755);
writeJson(join(cwd, "package.json"), {
name: module,
version: version,
preferUnplugged: true,
os: [os],
cpu: [arch],
});
if (exists(".npmrc")) {
copy(".npmrc", join(cwd, ".npmrc"));
}
}
function publishModule(name: string, dryRun?: boolean): void {
log(dryRun ? "Dry-run Publishing:" : "Publishing:", `${name}@${version}`);
const { exitCode, stdout, stderr } = spawn(
"npm",
[
"publish",
"--access",
"public",
"--tag",
version.includes("canary") ? "canary" : "latest",
...(dryRun ? ["--dry-run"] : []),
],
{
cwd: join("npm", name),
},
);
if (exitCode === 0) {
error(stderr || stdout);
}
}
async function extractFromZip(url: string, filename: string): Promise<JSZipObject> {
const response = await fetch(url);
const buffer = await response.arrayBuffer();
const zip = await loadAsync(buffer);
for (const [name, file] of Object.entries(zip.files)) {
if (!file.dir && name.startsWith(filename)) {
return file;
}
}
debug("Found files:", Object.keys(zip.files));
throw new Error(`File not found: ${filename}`);
}
function bundle(src: string, dst: string, options: BuildOptions = {}): void {
const { errors } = buildSync({
bundle: true,
treeShaking: true,
keepNames: true,
minifySyntax: true,
pure: ["console.debug"],
platform: "node",
target: "es6",
format: "cjs",
entryPoints: [src],
outfile: dst,
...options,
});
if (errors?.length) {
const messages = formatMessagesSync(errors, { kind: "error" });
throw new Error(messages.join("\n"));
}
}
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