chore: base

dist/utils/getAsset.js

@@ -0,0 +1,25 @@
+export default (assets) => {
+    let arch;
+    switch (process.arch) {
+        case 'arm64':
+            arch = 'aarch64';
+            break;
+        case 'x64':
+            arch = 'x64';
+            break;
+        default:
+            throw new Error(`Unsupported architechture ${process.arch}.`);
+    }
+    let platform;
+    switch (process.platform) {
+        case 'linux':
+            platform = 'linux';
+            break;
+        case 'darwin':
+            platform = 'darwin';
+            break;
+        default:
+            throw new Error(`Unsupported platform ${process.platform}.`);
+    }
+    return assets.find(asset => asset.name === `bun-${platform}-${arch}.zip`);
+};

dist/utils/getGithubRelease.js

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+import { fetch } from 'undici';
+export default async (version, token) => {
+    let url;
+    if (version === 'latest')
+        url = 'https://api.github.com/repos/oven-sh/bun/releases/latest';
+    else
+        url = `https://api.github.com/repos/oven-sh/bun/releases/tags/bun-v${version}`;
+    const release = await (await fetch(url, {
+        headers: {
+            'Content-Type': 'application/json',
+            'User-Agent': 'setup-bun-github-action',
+            'Authorization': token
+        }
+    })).json();
+    return release;
+};

dist/utils/getHomeDir.js

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+export default () => {
+    return process.env[process.platform == 'win32' ? 'USERPROFILE' : 'HOME'];
+};

dist/utils/install.js

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+import { cacheDir, downloadTool, extractZip, find } from '@actions/tool-cache';
+import { addPath, info } from '@actions/core';
+import getAsset from './getAsset.js';
+import getHomeDir from './getHomeDir.js';
+import { join } from 'path';
+export default async (release) => {
+    const cache = find('bun', release.tag_name);
+    if (cache) {
+        info(`Using cached Bun installation from ${cache}.`);
+        addPath(cache);
+        return;
+    }
+    const asset = getAsset(release.assets);
+    info(`Downloading Bun from ${asset.browser_download_url}.`);
+    const zipPath = await downloadTool(asset.browser_download_url);
+    const extracted = await extractZip(zipPath);
+    const newCache = await cacheDir(extracted, 'bun', release.tag_name);
+    info(`Cached Bun to ${newCache}.`);
+    addPath(newCache);
+    const bunPath = join(getHomeDir(), ".bun", "bin");
+    addPath(bunPath);
+};