intrinsics rewritten without ++, --, etc

package.cm

@@ -51,7 +51,7 @@ package.load_config = function(name)
     return config_cache[config_path]
 
   if (!fd.is_file(config_path)) {
-    throw Error(`${config_path} does not exist`)
+    print(`${config_path} does not exist`); disrupt
   }
 
   var content = text(fd.slurp(config_path))
@@ -158,7 +158,7 @@ package.split_alias = function(name, path)
   var parts = array(path, '/')
   var first_part = parts[0]
 
-  try {
+  var _split = function() {
     var config = package.load_config(name)
     if (!config) return null
 
@@ -168,11 +168,11 @@ package.split_alias = function(name, path)
       var remaining_path = text(array(parts, 1), '/')
       return { package: dep_locator, path: remaining_path }
     }
-  } catch (e) {
-    // Config doesn't exist or couldn't be loaded
+    return null
+  } disruption {
+    return null
   }
-
-  return null
+  return _split()
 }
 
 package.gather_dependencies = function(name)