update

node_modules/postcss-values-parser/lib/number.js

@@ -0,0 +1,25 @@
+'use strict';
+
+const Container = require('./container');
+const Node = require('./node');
+
+class NumberNode extends Node {
+  constructor (opts) {
+    super(opts);
+    this.type = 'number';
+    this.unit = opts.unit || '';
+  }
+
+  toString () {
+    return [
+      this.raws.before,
+      String(this.value),
+      this.unit,
+      this.raws.after
+    ].join('');
+  }
+};
+
+Container.registerWalker(NumberNode);
+
+module.exports = NumberNode;