some reorganization

(moved pretty much everything that relates to scope in scope.js, added a
module for NodeJS that can be used with require() and exports everything.)

1 files changed, 2 insertions, 18 deletions

diff --git a/lib/ast.js b/lib/ast.js
index c38b3277..bb2a07c0 100644
--- a/lib/ast.js
+++ b/lib/ast.js
@@ -156,16 +156,7 @@ var AST_With = DEFNODE("With", "expression", {
 /* -----[ scope and functions ]----- */
 
 var AST_Scope = DEFNODE("Scope", null, {
-    $documentation: "Base class for all statements introducing a lexical scope",
-    initialize: function() {
-        this.variables = {};      // map name to AST_SymbolVar (variables defined in this scope; includes functions)
-        this.functions = {};      // map name to AST_SymbolDefun (functions defined in this scope)
-        this.uses_with = false;   // will be set to true if this or some nested scope uses the `with` statement
-        this.uses_eval = false;   // will be set to true if this or nested scope uses the global `eval`
-        this.parent_scope = null; // the parent scope
-        this.enclosed = [];       // a list of variables from this or outer scope(s) that are referenced from this or inner scopes
-        this.cname = -1;          // the current index for mangling functions/variables
-    }
+    $documentation: "Base class for all statements introducing a lexical scope"
 }, AST_BlockStatement);
 
 var AST_Toplevel = DEFNODE("Toplevel", null, {
@@ -174,10 +165,6 @@ var AST_Toplevel = DEFNODE("Toplevel", null, {
 
 var AST_Lambda = DEFNODE("Lambda", "name argnames", {
     $documentation: "Base class for functions",
-    initialize: function() {
-        AST_Scope.prototype.initialize.call(this);
-        this.uses_arguments = false;
-    },
     _walk: function(visitor) {
         return visitor._visit(this, function(){
             if (this.name) this.name._walk(visitor);
@@ -479,10 +466,7 @@ var AST_ObjectGetter = DEFNODE("ObjectGetter", null, {
 var AST_Symbol = DEFNODE("Symbol", "scope name", {
 });
 
-var AST_SymbolDeclaration = DEFNODE("SymbolDeclaration", "references", {
-    initialize: function() {
-        this.references = [];
-    }
+var AST_SymbolDeclaration = DEFNODE("SymbolDeclaration", null, {
 }, AST_Symbol);
 
 var AST_SymbolVar = DEFNODE("SymbolVar", null, {