npm and error messages

node_modules/vue-style-loader/lib/listToStyles.js

@@ -0,0 +1,27 @@
+/**
+ * Translates the list format produced by css-loader into something
+ * easier to manipulate.
+ */
+module.exports = function listToStyles (parentId, list) {
+  var styles = []
+  var newStyles = {}
+  for (var i = 0; i < list.length; i++) {
+    var item = list[i]
+    var id = item[0]
+    var css = item[1]
+    var media = item[2]
+    var sourceMap = item[3]
+    var part = {
+      id: parentId + ':' + i,
+      css: css,
+      media: media,
+      sourceMap: sourceMap
+    }
+    if (!newStyles[id]) {
+      styles.push(newStyles[id] = { id: id, parts: [part] })
+    } else {
+      newStyles[id].parts.push(part)
+    }
+  }
+  return styles
+}