first commit

build/node_modules/css-tree/lib/convertor/create.js

@@ -0,0 +1,27 @@
+var List = require('../utils/list');
+
+module.exports = function createConvertors(walker) {
+    var walk = walker.walk;
+    var walkUp = walker.walkUp;
+
+    return {
+        fromPlainObject: function(ast) {
+            walk(ast, function(node) {
+                if (node.children && node.children instanceof List === false) {
+                    node.children = new List().fromArray(node.children);
+                }
+            });
+
+            return ast;
+        },
+        toPlainObject: function(ast) {
+            walkUp(ast, function(node) {
+                if (node.children && node.children instanceof List) {
+                    node.children = node.children.toArray();
+                }
+            });
+
+            return ast;
+        }
+    };
+};

build/node_modules/css-tree/lib/convertor/index.js

@@ -0,0 +1,3 @@
+var createConvertor = require('./create');
+
+module.exports = createConvertor(require('../walker'));