npm and error messages

node_modules/postcss-merge-longhand/dist/lib/parseTrbl.js

@@ -0,0 +1,15 @@
+'use strict';
+
+exports.__esModule = true;
+
+var _postcss = require('postcss');
+
+exports.default = function (v) {
+    var s = typeof v === 'string' ? _postcss.list.space(v) : v;
+    return [s[0], // top
+    s[1] || s[0], // right
+    s[2] || s[0], // bottom
+    s[3] || s[1] || s[0]];
+};
+
+module.exports = exports['default'];