larry babby and threejs for glsl

webGl/my-threejs-test/node_modules/css-tree/lib/convertor/create.js

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+import { List } from '../utils/List.js';
+
+export function createConvertor(walk) {
+    return {
+        fromPlainObject(ast) {
+            walk(ast, {
+                enter(node) {
+                    if (node.children && node.children instanceof List === false) {
+                        node.children = new List().fromArray(node.children);
+                    }
+                }
+            });
+
+            return ast;
+        },
+        toPlainObject(ast) {
+            walk(ast, {
+                leave(node) {
+                    if (node.children && node.children instanceof List) {
+                        node.children = node.children.toArray();
+                    }
+                }
+            });
+
+            return ast;
+        }
+    };
+};

webGl/my-threejs-test/node_modules/css-tree/lib/convertor/index.js

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+import { createConvertor } from './create.js';
+import walker from '../walker/index.js';
+
+export default createConvertor(walker);