var behaves like let

internal/engine.cm

@@ -7,6 +7,7 @@ var SYSYM = '__SYSTEM__'
 var hidden = _cell.hidden
 
 var os = hidden.os;
+
 _cell.os = null
 
 var dylib_ext
@@ -412,6 +413,8 @@ globalThis.parallel = pronto.parallel
 globalThis.race = pronto.race
 globalThis.sequence = pronto.sequence
 
+
+
 $_.time_limit = function(requestor, seconds)
 {
   if (!pronto.is_requestor(requestor))
@@ -486,6 +489,8 @@ _cell.config = config
 ENETSERVICE = config.net_service
 REPLYTIMEOUT = config.reply_timeout
 
+
+
 /*
   When handling a message, the message appears like this:
   {
@@ -516,8 +521,6 @@ function guid(bits = 256)
   return text(guid,'h')
 }
 
-var _Symbol = Symbol
-
 var HEADER = _Symbol()
 
 // takes a function input value that will eventually be called with the current time in number form.
@@ -891,12 +894,13 @@ function handle_actor_disconnect(id) {
 
 function handle_sysym(msg)
 {
+  var from
   switch(msg.kind) {
     case 'stop':
       disrupt("got stop message")
       break
     case 'underling':
-      var from = msg.from
+      from = msg.from
       var greeter = greeters[from[ACTORDATA].id]
       if (greeter) greeter(msg.message)
       if (msg.message.type == 'disrupt')
@@ -911,7 +915,7 @@ function handle_sysym(msg)
       } else throw new Error('Got a contact message, but no portal is established.')
       break
     case 'couple': // from must be notified when we die
-      var from = msg.from
+      from = msg.from
       underlings.add(from[ACTORDATA].id)
       log.system(`actor ${from} is coupled to me`)
       break
@@ -977,7 +981,6 @@ if (!locator)
 
 // Hide JavaScript built-ins - make them inaccessible
 // Store references we need internally before deleting
-var _Object = Object
 var _Array = Array
 var _String = String
 var _Number = Number
@@ -1046,7 +1049,7 @@ $_.clock(_ => {
   // Get capabilities for the main program
   var file_info = shop.file_info ? shop.file_info(locator.path) : null
   var inject = shop.script_inject_for ? shop.script_inject_for(file_info) : []
-  
+
   // Build values array for injection
   var vals = []
   for (var i = 0; i < inject.length; i++) {
@@ -1055,15 +1058,15 @@ $_.clock(_ => {
     if (key == 'fd') vals.push(fd)
     else vals.push($_[key])
   }
-  
+
   // Create use function bound to the program's package
   var pkg = file_info ? file_info.package : null
   var use_fn = function(path) { return shop.use(path, pkg) }
-  
+
   // Call with signature: setup_module(args, use, ...capabilities)
   // The script wrapper builds $_ from the injected capabilities for backward compatibility
   var val = locator.symbol.call(null, _cell.args.arg, use_fn, ...vals)
-  
+
   if (val)
     throw new Error('Program must not return anything');
 })