diff --git a/src/bind.inc.php b/src/bind.inc.php
index 0bb8224..e282013 100644
--- a/src/bind.inc.php
+++ b/src/bind.inc.php
@@ -2,7 +2,7 @@
 namespace bhl_bind;
 use Exception;
 
-function bhl_twig(array $inc_path = [])
+function get_twig(array $inc_path = [])
 {
   array_unshift($inc_path, __DIR__ . "/../tpl/");
   $loader = new \Twig\Loader\FilesystemLoader($inc_path);
@@ -14,7 +14,7 @@ function bhl_twig(array $inc_path = [])
   );
   $twig->addExtension(new \Twig\Extension\DebugExtension());
 
-  bhl_add_twig_support($twig);
+  add_twig_support($twig);
 
   return $twig;
 }
@@ -43,7 +43,7 @@ function supported_tokens()
   ];
 }
 
-function bhl_prepare_meta(\mtgMetaInfo $orig)
+function prepare_meta(\mtgMetaInfo $orig)
 {
   //NOTE: making a deep clone
   $meta = unserialize(serialize($orig));
@@ -93,7 +93,7 @@ function bhl_prepare_meta(\mtgMetaInfo $orig)
   return $meta;
 }
 
-function bhl_add_twig_support(\Twig\Environment $twig)
+function add_twig_support(\Twig\Environment $twig)
 {
   $twig->addTest(new \Twig\TwigTest('instanceof', 
     function($obj, $class) 
@@ -104,37 +104,37 @@ function bhl_add_twig_support(\Twig\Environment $twig)
   $twig->addFilter(new \Twig\TwigFilter('ns_last', 
     function($str) 
     { 
-      return bhl_get_last_name($str);
+      return ns_last($str);
     }
   ));
   $twig->addFilter(new \Twig\TwigFilter('ns_prefix', 
     function($str) 
     { 
-      return bhl_get_ns_prefix($str);
+      return ns_prefix($str);
     }
   ));
   $twig->addFilter(new \Twig\TwigFilter('bhl_type', 
     function($type) 
     { 
-      return bhl_gen_type($type);
+      return bhl_type($type);
     }
   ));
   $twig->addFilter(new \Twig\TwigFilter('bhl_type_ref', 
     function($type) 
     { 
-      return bhl_type_ref(is_string($type) ? $type : bhl_gen_type($type));
+      return bhl_type_ref(is_string($type) ? $type : bhl_type($type));
     }
   ));
   $twig->addFilter(new \Twig\TwigFilter('native_type', 
     function($type) 
     { 
-      return bhl_gen_native_type($type);
+      return native_type($type);
     }
   ));
   $twig->addFilter(new \Twig\TwigFilter('norm_name', 
     function($name) 
     { 
-      return bhl_normalize_name($name);
+      return norm_name($name);
     }
   ));
   $twig->addFilter(new \Twig\TwigFilter('rtrim_comma', 
@@ -223,18 +223,13 @@ function bhl_add_twig_support(\Twig\Environment $twig)
   ));
 }
 
-function bhl_get_last_name($name)
+function ns_last($name)
 {
   $items = explode('.', $name);
   return end($items);
 }
 
-function bhl_normalize_name($name)
-{
-  return str_replace('.', '__', $name);
-}
-
-function bhl_get_ns_prefix($name)
+function ns_prefix($name)
 {
   $items = explode('.', $name);
   if(sizeof($items) == 1)
@@ -247,6 +242,11 @@ function bhl_get_ns_prefix($name)
   return $prefix;
 }
 
+function norm_name($name)
+{
+  return str_replace('.', '__', $name);
+}
+
 function bhl_type_ref($type_str)
 {
   if(preg_match('~\[\]((\w|\.)+)~', $type_str, $ms))
@@ -263,7 +263,7 @@ function bhl_type_ref($type_str)
     return "types.T(\"$type_str\")";
 }
 
-function bhl_gen_type(\mtgType $type = null)
+function bhl_type(\mtgType $type = null)
 {
   if($type === null)
     return "void";
@@ -282,7 +282,7 @@ function bhl_gen_type(\mtgType $type = null)
     $str = "";
     $str .= "func $ret_type(";
     foreach($type->getArgs() as $arg)
-      $str .= bhl_gen_type($arg->getType()) . ",";
+      $str .= bhl_type($arg->getType()) . ",";
     $str = rtrim($str, ',');
     $str .= ")";
     return $str;
@@ -291,16 +291,16 @@ function bhl_gen_type(\mtgType $type = null)
   {
     $str = '';
     foreach($type->getValues() as $sub_type)
-      $str .= bhl_gen_type($sub_type) . ",";
+      $str .= bhl_type($sub_type) . ",";
     return rtrim($str, ",");
   }
   else if($type instanceof \mtgArrType)
-    return "[]" . bhl_gen_type($type->getValue());
+    return "[]" . bhl_type($type->getValue());
 
   return ''.$type;
 }
 
-function bhl_gen_native_type(\mtgType $type)
+function native_type(\mtgType $type)
 {
   //any special case
   if($type == "any")
@@ -311,7 +311,7 @@ function bhl_gen_native_type(\mtgType $type)
     if($type->getValue()->getName() == "any")
       return "bhl.ValList";
     else
-      return "HList<".bhl_gen_native_type($type->getValue()).">"; 
+      return "HList<".native_type($type->getValue()).">"; 
   }
 
   //func special case