feat(exe): support custom node index and download url (#1023)

Author: anytinz

packages/exe/src/download.ts

@@ -10,17 +10,22 @@ import {
   getBinaryPathInArchive,
   getDownloadUrl,
   resolveNodeVersion,
+  type ExeExtensionOptions,
   type ExeTarget,
 } from './platform.ts'
 
 const debug = createDebug('tsdown:exe:download')
 
 export async function resolveNodeBinary(
   target: ExeTarget,
+  options: ExeExtensionOptions,
   logger?: Logger,
 ): Promise<string> {
   debug('Resolving Node.js binary for target: %O', target)
-  target.nodeVersion = await resolveNodeVersion(target.nodeVersion)
+  target.nodeVersion = await resolveNodeVersion(
+    target.nodeVersion,
+    options.nodeDistIndexUrl,
+  )
 
   const cachedPath = getCachedBinaryPath(target)
   debug('Cache path: %s', cachedPath)
@@ -33,7 +38,7 @@ export async function resolveNodeBinary(
     return cachedPath
   }
 
-  const url = getDownloadUrl(target)
+  const url = await (options.getDownloadUrl ?? getDownloadUrl)(target)
   debug('Cache miss, downloading from: %s', url)
   logger?.info(
     `Downloading Node.js ${target.nodeVersion} for ${target.platform}-${target.arch}...`,

packages/exe/src/platform.ts

@@ -39,6 +39,13 @@ export interface ExeExtensionOptions {
    * ```
    */
   targets?: ExeTarget[]
+
+  getDownloadUrl?: (target: ExeTarget) => string | Promise<string>
+
+  /**
+   * @default 'https://nodejs.org/dist/index.json'
+   */
+  nodeDistIndexUrl?: string
 }
 
 export function getArchiveExtension(platform: ExePlatform): string {
@@ -67,14 +74,15 @@ interface NodeRelease {
   lts: string | false
 }
 
-const NODE_DIST_INDEX_URL = 'https://nodejs.org/dist/index.json'
-
-export async function resolveNodeVersion(nodeVersion: string): Promise<string> {
+export async function resolveNodeVersion(
+  nodeVersion: string,
+  nodeDistIndexUrl = 'https://nodejs.org/dist/index.json',
+): Promise<string> {
   if (nodeVersion === 'latest' || nodeVersion === 'latest-lts') {
-    const response = await fetch(NODE_DIST_INDEX_URL)
+    const response = await fetch(nodeDistIndexUrl)
     if (!response.ok) {
       throw new Error(
-        `Failed to fetch Node.js releases: HTTP ${response.status} from ${NODE_DIST_INDEX_URL}`,
+        `Failed to fetch Node.js releases: HTTP ${response.status} from ${nodeDistIndexUrl}`,
       )
     }
 

src/features/exe.ts

@@ -137,7 +137,11 @@ export async function buildExe(
       await importWithError<typeof import('@tsdown/exe')>('@tsdown/exe')
 
     for (const target of targets) {
-      const nodeBinaryPath = await resolveNodeBinary(target, config.logger)
+      const nodeBinaryPath = await resolveNodeBinary(
+        target,
+        config.exe,
+        config.logger,
+      )
       const suffix = getTargetSuffix(target)
       const outputFile = resolveOutputFileName(
         config.exe,