feat: setting a custom uplink registry

Author: zkochan

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@pnpm/registry-mock",
-  "version": "3.43.0",
+  "version": "3.44.0",
   "description": "Mock the npm registry",
   "main": "dist/index.js",
   "bin": "dist/bin/pnpm-registry-mock.js",

src/index.ts

@@ -56,7 +56,11 @@ export const getIntegrity = (pkgName: string, pkgVersion: string): string => {
 
 export { REGISTRY_MOCK_PORT }
 
-export function prepare () {
+export interface PrepareOptions {
+  uplinkedRegistry?: string
+}
+
+export function prepare (opts?: PrepareOptions) {
   const tempy = require('tempy')
   const storage = tempy.directory()
 
@@ -68,7 +72,7 @@ export function prepare () {
     storage,
     uplinks: {
       npmjs: {
-        url: process.env['PNPM_REGISTRY_MOCK_UPLINK'] || 'https://registry.npmjs.org/',
+        url: opts?.uplinkedRegistry || process.env['PNPM_REGISTRY_MOCK_UPLINK'] || 'https://registry.npmjs.org/',
         // performance improvements
         // https://verdaccio.org/docs/en/uplinks