npm and error messages

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

@@ -0,0 +1,11 @@
+"use strict";
+
+exports.__esModule = true;
+exports.default = getDecls;
+function getDecls(rule, properties) {
+    return rule.nodes.filter(function (_ref) {
+        var prop = _ref.prop;
+        return prop && ~properties.indexOf(prop);
+    });
+}
+module.exports = exports["default"];