some fixes (need testing) in AST_If codegen

tmp/test-node.js

@@ -0,0 +1,46 @@
+#! /usr/bin/env node
+
+(function(){
+
+    var fs = require("fs");
+    var vm = require("vm");
+    var sys = require("util");
+
+    function load_global(file) {
+        try {
+            var code = fs.readFileSync(file, "utf8");
+            return vm.runInThisContext(code, file);
+        } catch(ex) {
+            sys.debug("ERROR in file: " + file + " / " + ex);
+            process.exit(1);
+        }
+    };
+
+    load_global("../lib/utils.js");
+    load_global("../lib/ast.js");
+    load_global("../lib/parse.js");
+    load_global("../lib/output.js");
+
+    ///
+
+    var filename = process.argv[2];
+    //console.time("parse");
+    var ast = parse(fs.readFileSync(filename, "utf8"));
+    //console.timeEnd("parse");
+
+    //console.time("generate");
+    var stream = OutputStream({ beautify: true });
+    ast.print(stream);
+    //console.timeEnd("generate");
+    sys.puts(stream.get());
+
+    // console.time("walk");
+    // var w = new TreeWalker(function(node){
+    //     console.log(node.TYPE + " [ start: " + node.start.line + ":" + node.start.col + ", end: " + node.end.line + ":" + node.end.col + "] " + node.name);
+    // });
+    // ast.walk(w);
+    // console.timeEnd("walk");
+
+    //console.log(JSON.stringify(ast));
+
+})();