Move compileProgram out of visitor methods

lib/handlebars/compiler/compiler.js

@@ -91,6 +91,24 @@ Compiler.prototype = {
     return this.accept(program);
   },
 
+  compileProgram: function(program) {
+    var result = new this.compiler().compile(program, this.options);
+    var guid = this.guid++, depth;
+
+    this.usePartial = this.usePartial || result.usePartial;
+
+    this.children[guid] = result;
+
+    for(var i=0, l=result.depths.list.length; i<l; i++) {
+      depth = result.depths.list[i];
+
+      if(depth < 2) { continue; }
+      else { this.addDepth(depth - 1); }
+    }
+
+    return guid;
+  },
+
   accept: function(node) {
     this.sourceNode.unshift(node);
     var ret = this[node.type](node);
@@ -114,24 +132,6 @@ Compiler.prototype = {
     return this;
   },
 
-  compileProgram: function(program) {
-    var result = new this.compiler().compile(program, this.options);
-    var guid = this.guid++, depth;
-
-    this.usePartial = this.usePartial || result.usePartial;
-
-    this.children[guid] = result;
-
-    for(var i=0, l=result.depths.list.length; i<l; i++) {
-      depth = result.depths.list[i];
-
-      if(depth < 2) { continue; }
-      else { this.addDepth(depth - 1); }
-    }
-
-    return guid;
-  },
-
   BlockStatement: function(block) {
     var sexpr = block.sexpr,
         program = block.program,