From c64037d94c20e56e81530fbe9c13b93bb2bd6593 Mon Sep 17 00:00:00 2001
From: pooya parsa <pooya@pi0.io>
Date: Sun, 16 Apr 2023 15:38:34 +0200
Subject: [PATCH] feat(node:process): allow accessing `process.env` from
 dynamic sources (#95)

---
 src/runtime/node/process/_process.ts | 32 +++++++++++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

diff --git a/src/runtime/node/process/_process.ts b/src/runtime/node/process/_process.ts
index 1cc7483e..bb939fe7 100644
--- a/src/runtime/node/process/_process.ts
+++ b/src/runtime/node/process/_process.ts
@@ -156,7 +156,37 @@ Item.prototype.run = function () {
   this.fun.apply(null, this.array);
 };
 process.title = "unenv";
-process.env = globalThis.process?.env || {};
+
+const _envShim = Object.create(null);
+const _getEnv = (useShim: boolean) =>
+  globalThis.process?.env ||
+  globalThis.__env__ ||
+  (useShim ? _envShim : globalThis);
+
+process.env = new Proxy(_envShim, {
+  get(_, prop) {
+    const env = _getEnv();
+    return env[prop] ?? _envShim[prop];
+  },
+  has(_, prop) {
+    const env = _getEnv();
+    return prop in env || prop in _envShim;
+  },
+  set(_, prop, value) {
+    const env = _getEnv(true);
+    env[prop] = value;
+    return true;
+  },
+  deleteProperty(_, prop) {
+    const env = _getEnv(true);
+    delete env[prop];
+  },
+  ownKeys() {
+    const env = _getEnv();
+    return Object.keys(env);
+  },
+});
+
 process.argv = [];
 // @ts-ignore
 process.version = ""; // empty string to avoid regexp issues