1 files changed, 38 insertions, 2 deletions
diff --git a/src/javascript/jsc/bindings/ZigGlobalObject.cpp b/src/javascript/jsc/bindings/ZigGlobalObject.cpp
index fbe3c22ae..45a68954e 100644
--- a/src/javascript/jsc/bindings/ZigGlobalObject.cpp
+++ b/src/javascript/jsc/bindings/ZigGlobalObject.cpp
@@ -121,9 +121,40 @@ void GlobalObject::setConsole(void *console) {
   this->setConsoleClient(makeWeakPtr(m_console));
 }
 
+// This is not a publicly exposed API currently.
+// This is used by the bundler to make Response, Request, FetchEvent,
+// and any other objects available globally.
 void GlobalObject::installAPIGlobals(JSClassRef *globals, int count) {
   WTF::Vector<GlobalPropertyInfo> extraStaticGlobals;
-  extraStaticGlobals.reserveCapacity((size_t)count);
+  extraStaticGlobals.reserveCapacity((size_t)count + 1);
+
+  // This is not nearly a complete implementation. It's just enough to make some npm packages that
+  // were compiled with Webpack to run without crashing in this environment.
+  JSC::JSObject *process = JSC::constructEmptyObject(this, this->objectPrototype(), 4);
+
+  // The transpiler inlines all defined process.env vars & dead code eliminates as relevant
+  // so this is just to return undefined for any missing ones and not crash if something tries to
+  // modify it or it wasn't statically analyzable
+  JSC::JSObject *processDotEnv = JSC::constructEmptyObject(this, this->objectPrototype(), 0);
+
+  process->putDirect(this->vm(), JSC::Identifier::fromString(this->vm(), "env"), processDotEnv);
+
+  // this should be transpiled out, but just incase
+  process->putDirect(this->vm(), JSC::Identifier::fromString(this->vm(), "browser"),
+                     JSC::JSValue(false));
+
+  // this gives some way of identifying at runtime whether the SSR is happening in node or not.
+  // this should probably be renamed to what the name of the bundler is, instead of "notNodeJS"
+  // but it must be something that won't evaluate to truthy in Node.js
+  process->putDirect(this->vm(), JSC::Identifier::fromString(this->vm(), "notNodeJS"),
+                     JSC::JSValue(true));
+#if defined(__APPLE__)
+  process->putDirect(this->vm(), JSC::Identifier::fromString(this->vm(), "platform"),
+                     JSC::jsString(this->vm(), WTF::String("darwin")));
+#else
+  process->putDirect(this->vm(), JSC::Identifier::fromString(this->vm(), "platform"),
+                     JSC::jsString(this->vm(), WTF::String("linux")));
+#endif
 
   for (int i = 0; i < count; i++) {
     auto jsClass = globals[i];
@@ -137,7 +168,12 @@ void GlobalObject::installAPIGlobals(JSClassRef *globals, int count) {
       GlobalPropertyInfo{JSC::Identifier::fromString(vm(), jsClass->className()),
                          JSC::JSValue(object), JSC::PropertyAttribute::DontDelete | 0});
   }
-  this->addStaticGlobals(extraStaticGlobals.data(), count);
+
+  extraStaticGlobals.uncheckedAppend(
+    GlobalPropertyInfo{JSC::Identifier::fromString(vm(), "process"), JSC::JSValue(process),
+                       JSC::PropertyAttribute::DontDelete | 0});
+
+  this->addStaticGlobals(extraStaticGlobals.data(), extraStaticGlobals.size());
   extraStaticGlobals.releaseBuffer();
 }